diff --git a/src/tint/ast/float_literal_expression.cc b/src/tint/ast/float_literal_expression.cc
index ab2d6cf3c6..36cb42a609 100644
--- a/src/tint/ast/float_literal_expression.cc
+++ b/src/tint/ast/float_literal_expression.cc
@@ -36,4 +36,15 @@ const FloatLiteralExpression* FloatLiteralExpression::Clone(CloneContext* ctx) c
     return ctx->dst->create<FloatLiteralExpression>(src, value, suffix);
 }
 
+std::ostream& operator<<(std::ostream& out, FloatLiteralExpression::Suffix suffix) {
+    switch (suffix) {
+        default:
+            return out;
+        case FloatLiteralExpression::Suffix::kF:
+            return out << "f";
+        case FloatLiteralExpression::Suffix::kH:
+            return out << "h";
+    }
+}
+
 }  // namespace tint::ast
diff --git a/src/tint/ast/float_literal_expression.h b/src/tint/ast/float_literal_expression.h
index 72a395f8d4..7f03caf692 100644
--- a/src/tint/ast/float_literal_expression.h
+++ b/src/tint/ast/float_literal_expression.h
@@ -55,6 +55,12 @@ class FloatLiteralExpression final : public Castable<FloatLiteralExpression, Lit
     const Suffix suffix;
 };
 
+/// Writes the float literal suffix to the std::ostream.
+/// @param out the std::ostream to write to
+/// @param suffix the suffix to write
+/// @returns out so calls can be chained
+std::ostream& operator<<(std::ostream& out, FloatLiteralExpression::Suffix suffix);
+
 }  // namespace tint::ast
 
 #endif  // SRC_TINT_AST_FLOAT_LITERAL_EXPRESSION_H_
diff --git a/src/tint/ast/float_literal_expression_test.cc b/src/tint/ast/float_literal_expression_test.cc
index a2f9b251d8..5ec5f0fccd 100644
--- a/src/tint/ast/float_literal_expression_test.cc
+++ b/src/tint/ast/float_literal_expression_test.cc
@@ -33,5 +33,24 @@ TEST_F(FloatLiteralExpressionTest, SuffixF) {
     EXPECT_EQ(i->suffix, FloatLiteralExpression::Suffix::kF);
 }
 
+TEST_F(FloatLiteralExpressionTest, SuffixH) {
+    auto* i = create<FloatLiteralExpression>(42.0, FloatLiteralExpression::Suffix::kH);
+    ASSERT_TRUE(i->Is<FloatLiteralExpression>());
+    EXPECT_EQ(i->value, 42);
+    EXPECT_EQ(i->suffix, FloatLiteralExpression::Suffix::kH);
+}
+
+TEST_F(FloatLiteralExpressionTest, SuffixStringStream) {
+    auto to_str = [](FloatLiteralExpression::Suffix suffix) {
+        std::stringstream ss;
+        ss << suffix;
+        return ss.str();
+    };
+
+    EXPECT_EQ("", to_str(FloatLiteralExpression::Suffix::kNone));
+    EXPECT_EQ("f", to_str(FloatLiteralExpression::Suffix::kF));
+    EXPECT_EQ("h", to_str(FloatLiteralExpression::Suffix::kH));
+}
+
 }  // namespace
 }  // namespace tint::ast
diff --git a/src/tint/ast/int_literal_expression_test.cc b/src/tint/ast/int_literal_expression_test.cc
index 8bc3d2ff6e..969e1b94ea 100644
--- a/src/tint/ast/int_literal_expression_test.cc
+++ b/src/tint/ast/int_literal_expression_test.cc
@@ -40,5 +40,17 @@ TEST_F(IntLiteralExpressionTest, SuffixU) {
     EXPECT_EQ(i->suffix, IntLiteralExpression::Suffix::kU);
 }
 
+TEST_F(IntLiteralExpressionTest, SuffixStringStream) {
+    auto to_str = [](IntLiteralExpression::Suffix suffix) {
+        std::stringstream ss;
+        ss << suffix;
+        return ss.str();
+    };
+
+    EXPECT_EQ("", to_str(IntLiteralExpression::Suffix::kNone));
+    EXPECT_EQ("i", to_str(IntLiteralExpression::Suffix::kI));
+    EXPECT_EQ("u", to_str(IntLiteralExpression::Suffix::kU));
+}
+
 }  // namespace
 }  // namespace tint::ast
diff --git a/src/tint/reader/spirv/function_arithmetic_test.cc b/src/tint/reader/spirv/function_arithmetic_test.cc
index 9db49d9ced..059791677f 100644
--- a/src/tint/reader/spirv/function_arithmetic_test.cc
+++ b/src/tint/reader/spirv/function_arithmetic_test.cc
@@ -93,10 +93,10 @@ std::string AstFor(std::string assembly) {
         return "bitcast<vec2<u32>>(vec2<i32>(40i, 30i))";
     }
     if (assembly == "v2float_50_60") {
-        return "vec2<f32>(50.0, 60.0)";
+        return "vec2<f32>(50.0f, 60.0f)";
     }
     if (assembly == "v2float_60_50") {
-        return "vec2<f32>(60.0, 50.0)";
+        return "vec2<f32>(60.0f, 50.0f)";
     }
     return "bad case";
 }
@@ -253,7 +253,7 @@ TEST_F(SpvUnaryArithTest, FNegate_Scalar) {
     auto fe = p->function_emitter(100);
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
-    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr("let x_1 : f32 = -(50.0);"));
+    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr("let x_1 : f32 = -(50.0f);"));
 }
 
 TEST_F(SpvUnaryArithTest, FNegate_Vector) {
@@ -270,7 +270,7 @@ TEST_F(SpvUnaryArithTest, FNegate_Vector) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : vec2<f32> = -(vec2<f32>(50.0, 60.0));"));
+                HasSubstr("let x_1 : vec2<f32> = -(vec2<f32>(50.0f, 60.0f));"));
 }
 
 struct BinaryData {
@@ -394,8 +394,8 @@ INSTANTIATE_TEST_SUITE_P(SpvParserTest_FAdd,
                          SpvBinaryArithTest,
                          ::testing::Values(
                              // Scalar float
-                             BinaryData{"float", "float_50", "OpFAdd", "float_60", "f32", "50.0",
-                                        "+", "60.0"},  // Vector float
+                             BinaryData{"float", "float_50", "OpFAdd", "float_60", "f32", "50.0f",
+                                        "+", "60.0f"},  // Vector float
                              BinaryData{"v2float", "v2float_50_60", "OpFAdd", "v2float_60_50",
                                         "vec2<f32>", AstFor("v2float_50_60"), "+",
                                         AstFor("v2float_60_50")}));
@@ -441,8 +441,8 @@ INSTANTIATE_TEST_SUITE_P(SpvParserTest_FSub,
                          SpvBinaryArithTest,
                          ::testing::Values(
                              // Scalar float
-                             BinaryData{"float", "float_50", "OpFSub", "float_60", "f32", "50.0",
-                                        "-", "60.0"},  // Vector float
+                             BinaryData{"float", "float_50", "OpFSub", "float_60", "f32", "50.0f",
+                                        "-", "60.0f"},  // Vector float
                              BinaryData{"v2float", "v2float_50_60", "OpFSub", "v2float_60_50",
                                         "vec2<f32>", AstFor("v2float_50_60"), "-",
                                         AstFor("v2float_60_50")}));
@@ -488,8 +488,8 @@ INSTANTIATE_TEST_SUITE_P(SpvParserTest_FMul,
                          SpvBinaryArithTest,
                          ::testing::Values(
                              // Scalar float
-                             BinaryData{"float", "float_50", "OpFMul", "float_60", "f32", "50.0",
-                                        "*", "60.0"},  // Vector float
+                             BinaryData{"float", "float_50", "OpFMul", "float_60", "f32", "50.0f",
+                                        "*", "60.0f"},  // Vector float
                              BinaryData{"v2float", "v2float_50_60", "OpFMul", "v2float_60_50",
                                         "vec2<f32>", AstFor("v2float_50_60"), "*",
                                         AstFor("v2float_60_50")}));
@@ -576,8 +576,8 @@ INSTANTIATE_TEST_SUITE_P(SpvParserTest_FDiv,
                          SpvBinaryArithTest,
                          ::testing::Values(
                              // Scalar float
-                             BinaryData{"float", "float_50", "OpFDiv", "float_60", "f32", "50.0",
-                                        "/", "60.0"},  // Vector float
+                             BinaryData{"float", "float_50", "OpFDiv", "float_60", "f32", "50.0f",
+                                        "/", "60.0f"},  // Vector float
                              BinaryData{"v2float", "v2float_50_60", "OpFDiv", "v2float_60_50",
                                         "vec2<f32>", AstFor("v2float_50_60"), "/",
                                         AstFor("v2float_60_50")}));
@@ -667,8 +667,8 @@ INSTANTIATE_TEST_SUITE_P(SpvParserTest_FRem,
                          SpvBinaryArithTest,
                          ::testing::Values(
                              // Scalar float
-                             BinaryData{"float", "float_50", "OpFRem", "float_60", "f32", "50.0",
-                                        "%", "60.0"},  // Vector float
+                             BinaryData{"float", "float_50", "OpFRem", "float_60", "f32", "50.0f",
+                                        "%", "60.0f"},  // Vector float
                              BinaryData{"v2float", "v2float_50_60", "OpFRem", "v2float_60_50",
                                         "vec2<f32>", AstFor("v2float_50_60"), "%",
                                         AstFor("v2float_60_50")}));
@@ -687,7 +687,7 @@ TEST_F(SpvBinaryArithTestBasic, FMod_Scalar) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : f32 = (50.0 - (60.0 * floor((50.0 / 60.0))));"));
+                HasSubstr("let x_1 : f32 = (50.0f - (60.0f * floor((50.0f / 60.0f))));"));
 }
 
 TEST_F(SpvBinaryArithTestBasic, FMod_Vector) {
@@ -706,7 +706,7 @@ TEST_F(SpvBinaryArithTestBasic, FMod_Vector) {
     EXPECT_THAT(
         test::ToString(p->program(), ast_body),
         HasSubstr(
-            R"(let x_1 : vec2<f32> = (vec2<f32>(50.0, 60.0) - (vec2<f32>(60.0, 50.0) * floor((vec2<f32>(50.0, 60.0) / vec2<f32>(60.0, 50.0)))));)"));
+            R"(let x_1 : vec2<f32> = (vec2<f32>(50.0f, 60.0f) - (vec2<f32>(60.0f, 50.0f) * floor((vec2<f32>(50.0f, 60.0f) / vec2<f32>(60.0f, 50.0f)))));)"));
 }
 
 TEST_F(SpvBinaryArithTestBasic, VectorTimesScalar) {
diff --git a/src/tint/reader/spirv/function_composite_test.cc b/src/tint/reader/spirv/function_composite_test.cc
index 2e15743246..2b26d146fe 100644
--- a/src/tint/reader/spirv/function_composite_test.cc
+++ b/src/tint/reader/spirv/function_composite_test.cc
@@ -98,7 +98,7 @@ TEST_F(SpvParserTest_Composite_Construct, Vector) {
     EXPECT_THAT(test::ToString(p->program(), ast_body),
                 HasSubstr(R"(let x_1 : vec2<u32> = vec2<u32>(10u, 20u);
 let x_2 : vec2<i32> = vec2<i32>(30i, 40i);
-let x_3 : vec2<f32> = vec2<f32>(50.0, 60.0);
+let x_3 : vec2<f32> = vec2<f32>(50.0f, 60.0f);
 )"));
 }
 
@@ -117,9 +117,9 @@ TEST_F(SpvParserTest_Composite_Construct, Matrix) {
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
                 HasSubstr("let x_1 : mat3x2<f32> = mat3x2<f32>("
-                          "vec2<f32>(50.0, 60.0), "
-                          "vec2<f32>(60.0, 50.0), "
-                          "vec2<f32>(70.0, 70.0));"));
+                          "vec2<f32>(50.0f, 60.0f), "
+                          "vec2<f32>(60.0f, 50.0f), "
+                          "vec2<f32>(70.0f, 70.0f));"));
 }
 
 TEST_F(SpvParserTest_Composite_Construct, Array) {
@@ -153,7 +153,7 @@ TEST_F(SpvParserTest_Composite_Construct, Struct) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : S = S(vec2<f32>(50.0, 60.0), 5u, 30i);"));
+                HasSubstr("let x_1 : S = S(vec2<f32>(50.0f, 60.0f), 5u, 30i);"));
 }
 
 TEST_F(SpvParserTest_Composite_Construct, ConstantComposite_Struct_NoDeduplication) {
@@ -201,7 +201,7 @@ TEST_F(SpvParserTest_CompositeExtract, Vector) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : f32 = vec2<f32>(50.0, 60.0).y;"));
+                HasSubstr("let x_1 : f32 = vec2<f32>(50.0f, 60.0f).y;"));
 }
 
 TEST_F(SpvParserTest_CompositeExtract, Vector_IndexTooBigError) {
@@ -448,8 +448,8 @@ TEST_F(SpvParserTest_CompositeInsert, Vector) {
     auto ast_body = fe.ast_body();
     auto got = test::ToString(p->program(), ast_body);
     const auto* expected =
-        R"(var x_1_1 : vec2<f32> = vec2<f32>(50.0, 60.0);
-x_1_1.y = 70.0;
+        R"(var x_1_1 : vec2<f32> = vec2<f32>(50.0f, 60.0f);
+x_1_1.y = 70.0f;
 let x_1 : vec2<f32> = x_1_1;
 return;
 )";
@@ -492,7 +492,7 @@ TEST_F(SpvParserTest_CompositeInsert, Matrix) {
     auto ast_body = fe.ast_body();
     auto body_str = test::ToString(p->program(), ast_body);
     EXPECT_THAT(body_str, HasSubstr(R"(var x_2_1 : mat3x2<f32> = x_1;
-x_2_1[2u] = vec2<f32>(50.0, 60.0);
+x_2_1[2u] = vec2<f32>(50.0f, 60.0f);
 let x_2 : mat3x2<f32> = x_2_1;
 )")) << body_str;
 }
@@ -537,7 +537,7 @@ TEST_F(SpvParserTest_CompositeInsert, Matrix_Vector) {
     auto ast_body = fe.ast_body();
     auto body_str = test::ToString(p->program(), ast_body);
     EXPECT_THAT(body_str, HasSubstr(R"(var x_2_1 : mat3x2<f32> = x_1;
-x_2_1[2u] = vec2<f32>(50.0, 60.0);
+x_2_1[2u] = vec2<f32>(50.0f, 60.0f);
 let x_2 : mat3x2<f32> = x_2_1;
 return;
 )")) << body_str;
@@ -713,7 +713,7 @@ TEST_F(SpvParserTest_CompositeInsert, Struct_Array_Matrix_Vector) {
     EXPECT_THAT(body_str, HasSubstr(R"(var x_38 : S_1;
 let x_1 : S_1 = x_38;
 var x_2_1 : S_1 = x_1;
-x_2_1.field1[2u][0u].y = 70.0;
+x_2_1.field1[2u][0u].y = 70.0f;
 let x_2 : S_1 = x_2_1;
 )")) << body_str;
 }
diff --git a/src/tint/reader/spirv/function_conversion_test.cc b/src/tint/reader/spirv/function_conversion_test.cc
index e2f10b22e1..eab003129c 100644
--- a/src/tint/reader/spirv/function_conversion_test.cc
+++ b/src/tint/reader/spirv/function_conversion_test.cc
@@ -83,7 +83,7 @@ TEST_F(SpvUnaryConversionTest, Bitcast_Scalar) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : u32 = bitcast<u32>(50.0);"));
+                HasSubstr("let x_1 : u32 = bitcast<u32>(50.0f);"));
 }
 
 TEST_F(SpvUnaryConversionTest, Bitcast_Vector) {
diff --git a/src/tint/reader/spirv/function_decl_test.cc b/src/tint/reader/spirv/function_decl_test.cc
index bced9358cd..8af9da2172 100644
--- a/src/tint/reader/spirv/function_decl_test.cc
+++ b/src/tint/reader/spirv/function_decl_test.cc
@@ -93,7 +93,7 @@ TEST_F(SpvParserTest, Emit_NonVoidResultType) {
 
     auto got = test::ToString(p->program());
     std::string expect = R"(fn x_200() -> f32 {
-  return 0.0;
+  return 0.0f;
 }
 )";
     EXPECT_THAT(got, HasSubstr(expect));
diff --git a/src/tint/reader/spirv/function_glsl_std_450_test.cc b/src/tint/reader/spirv/function_glsl_std_450_test.cc
index 319332a7ff..4836a6851c 100644
--- a/src/tint/reader/spirv/function_glsl_std_450_test.cc
+++ b/src/tint/reader/spirv/function_glsl_std_450_test.cc
@@ -673,7 +673,7 @@ TEST_F(SpvParserTest, Normalize_Scalar) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     const auto body = test::ToString(p->program(), ast_body);
-    EXPECT_THAT(body, HasSubstr("let x_1 : f32 = 1.0;")) << body;
+    EXPECT_THAT(body, HasSubstr("let x_1 : f32 = 1.0f;")) << body;
 }
 
 TEST_F(SpvParserTest, Normalize_Vector2) {
@@ -981,7 +981,7 @@ TEST_F(SpvParserTest, GlslStd450_Refract_Scalar) {
     auto ast_body = fe.ast_body();
     const auto body = test::ToString(p->program(), ast_body);
     const auto* expected =
-        R"(let x_1 : f32 = refract(vec2<f32>(f1, 0.0), vec2<f32>(f2, 0.0), f3).x;)";
+        R"(let x_1 : f32 = refract(vec2<f32>(f1, 0.0f), vec2<f32>(f2, 0.0f), f3).x;)";
 
     EXPECT_THAT(body, HasSubstr(expected)) << body;
 }
@@ -1019,7 +1019,7 @@ TEST_F(SpvParserTest, GlslStd450_FaceForward_Scalar) {
     // The %99 sum only has one use.  Ensure it is evaluated only once by
     // making a let-declaration for it, since it is the normal operand to
     // the builtin function, and code generation uses it twice.
-    const auto* expected = R"(let x_1 : f32 = select(-(x_99), x_99, ((f2 * f3) < 0.0));)";
+    const auto* expected = R"(let x_1 : f32 = select(-(x_99), x_99, ((f2 * f3) < 0.0f));)";
 
     EXPECT_THAT(body, HasSubstr(expected)) << body;
 }
@@ -1059,7 +1059,7 @@ TEST_F(SpvParserTest, GlslStd450_Reflect_Scalar) {
     // The %99 sum only has one use.  Ensure it is evaluated only once by
     // making a let-declaration for it, since it is the normal operand to
     // the builtin function, and code generation uses it twice.
-    const auto* expected = R"(let x_1 : f32 = (x_98 - (2.0 * (x_99 * (x_99 * x_98))));)";
+    const auto* expected = R"(let x_1 : f32 = (x_98 - (2.0f * (x_99 * (x_99 * x_98))));)";
 
     EXPECT_THAT(body, HasSubstr(expected)) << body;
 }
diff --git a/src/tint/reader/spirv/function_logical_test.cc b/src/tint/reader/spirv/function_logical_test.cc
index ba73d5d10e..474af2e443 100644
--- a/src/tint/reader/spirv/function_logical_test.cc
+++ b/src/tint/reader/spirv/function_logical_test.cc
@@ -112,10 +112,10 @@ std::string AstFor(std::string assembly) {
         return "bitcast<vec2<u32>>(vec2<i32>(40i, 30i))";
     }
     if (assembly == "v2float_50_60") {
-        return "vec2<f32>(50.0, 60.0)";
+        return "vec2<f32>(50.0f, 60.0f)";
     }
     if (assembly == "v2float_60_50") {
-        return "vec2<f32>(60.0, 50.0)";
+        return "vec2<f32>(60.0f, 50.0f)";
     }
     return "bad case";
 }
@@ -219,7 +219,7 @@ INSTANTIATE_TEST_SUITE_P(
 INSTANTIATE_TEST_SUITE_P(SpvParserTest_FOrdEqual,
                          SpvBinaryLogicalTest,
                          ::testing::Values(BinaryData{"bool", "float_50", "OpFOrdEqual", "float_60",
-                                                      "bool", "50.0", "==", "60.0"},
+                                                      "bool", "50.0f", "==", "60.0f"},
                                            BinaryData{"v2bool", "v2float_50_60", "OpFOrdEqual",
                                                       "v2float_60_50", "vec2<bool>",
                                                       AstFor("v2float_50_60"),
@@ -249,7 +249,7 @@ INSTANTIATE_TEST_SUITE_P(
 INSTANTIATE_TEST_SUITE_P(SpvParserTest_FOrdNotEqual,
                          SpvBinaryLogicalTest,
                          ::testing::Values(BinaryData{"bool", "float_50", "OpFOrdNotEqual",
-                                                      "float_60", "bool", "50.0", "!=", "60.0"},
+                                                      "float_60", "bool", "50.0f", "!=", "60.0f"},
                                            BinaryData{"v2bool", "v2float_50_60", "OpFOrdNotEqual",
                                                       "v2float_60_50", "vec2<bool>",
                                                       AstFor("v2float_50_60"),
@@ -258,7 +258,7 @@ INSTANTIATE_TEST_SUITE_P(SpvParserTest_FOrdNotEqual,
 INSTANTIATE_TEST_SUITE_P(SpvParserTest_FOrdLessThan,
                          SpvBinaryLogicalTest,
                          ::testing::Values(BinaryData{"bool", "float_50", "OpFOrdLessThan",
-                                                      "float_60", "bool", "50.0", "<", "60.0"},
+                                                      "float_60", "bool", "50.0f", "<", "60.0f"},
                                            BinaryData{"v2bool", "v2float_50_60", "OpFOrdLessThan",
                                                       "v2float_60_50", "vec2<bool>",
                                                       AstFor("v2float_50_60"), "<",
@@ -267,7 +267,7 @@ INSTANTIATE_TEST_SUITE_P(SpvParserTest_FOrdLessThan,
 INSTANTIATE_TEST_SUITE_P(SpvParserTest_FOrdLessThanEqual,
                          SpvBinaryLogicalTest,
                          ::testing::Values(BinaryData{"bool", "float_50", "OpFOrdLessThanEqual",
-                                                      "float_60", "bool", "50.0", "<=", "60.0"},
+                                                      "float_60", "bool", "50.0f", "<=", "60.0f"},
                                            BinaryData{"v2bool", "v2float_50_60",
                                                       "OpFOrdLessThanEqual", "v2float_60_50",
                                                       "vec2<bool>", AstFor("v2float_50_60"),
@@ -276,7 +276,7 @@ INSTANTIATE_TEST_SUITE_P(SpvParserTest_FOrdLessThanEqual,
 INSTANTIATE_TEST_SUITE_P(SpvParserTest_FOrdGreaterThan,
                          SpvBinaryLogicalTest,
                          ::testing::Values(BinaryData{"bool", "float_50", "OpFOrdGreaterThan",
-                                                      "float_60", "bool", "50.0", ">", "60.0"},
+                                                      "float_60", "bool", "50.0f", ">", "60.0f"},
                                            BinaryData{"v2bool", "v2float_50_60",
                                                       "OpFOrdGreaterThan", "v2float_60_50",
                                                       "vec2<bool>", AstFor("v2float_50_60"), ">",
@@ -285,7 +285,7 @@ INSTANTIATE_TEST_SUITE_P(SpvParserTest_FOrdGreaterThan,
 INSTANTIATE_TEST_SUITE_P(SpvParserTest_FOrdGreaterThanEqual,
                          SpvBinaryLogicalTest,
                          ::testing::Values(BinaryData{"bool", "float_50", "OpFOrdGreaterThanEqual",
-                                                      "float_60", "bool", "50.0", ">=", "60.0"},
+                                                      "float_60", "bool", "50.0f", ">=", "60.0f"},
                                            BinaryData{"v2bool", "v2float_50_60",
                                                       "OpFOrdGreaterThanEqual", "v2float_60_50",
                                                       "vec2<bool>", AstFor("v2float_50_60"),
@@ -515,7 +515,7 @@ TEST_F(SpvFUnordTest, FUnordEqual_Scalar) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : bool = !((50.0 != 60.0));"));
+                HasSubstr("let x_1 : bool = !((50.0f != 60.0f));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordEqual_Vector) {
@@ -533,7 +533,7 @@ TEST_F(SpvFUnordTest, FUnordEqual_Vector) {
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
                 HasSubstr("let x_1 : vec2<bool> = "
-                          "!((vec2<f32>(50.0, 60.0) != vec2<f32>(60.0, 50.0)));"));
+                          "!((vec2<f32>(50.0f, 60.0f) != vec2<f32>(60.0f, 50.0f)));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordNotEqual_Scalar) {
@@ -550,7 +550,7 @@ TEST_F(SpvFUnordTest, FUnordNotEqual_Scalar) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : bool = !((50.0 == 60.0));"));
+                HasSubstr("let x_1 : bool = !((50.0f == 60.0f));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordNotEqual_Vector) {
@@ -568,7 +568,7 @@ TEST_F(SpvFUnordTest, FUnordNotEqual_Vector) {
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
                 HasSubstr("let x_1 : vec2<bool> = "
-                          "!((vec2<f32>(50.0, 60.0) == vec2<f32>(60.0, 50.0)));"));
+                          "!((vec2<f32>(50.0f, 60.0f) == vec2<f32>(60.0f, 50.0f)));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordLessThan_Scalar) {
@@ -585,7 +585,7 @@ TEST_F(SpvFUnordTest, FUnordLessThan_Scalar) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : bool = !((50.0 >= 60.0));"));
+                HasSubstr("let x_1 : bool = !((50.0f >= 60.0f));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordLessThan_Vector) {
@@ -603,7 +603,7 @@ TEST_F(SpvFUnordTest, FUnordLessThan_Vector) {
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
                 HasSubstr("let x_1 : vec2<bool> = "
-                          "!((vec2<f32>(50.0, 60.0) >= vec2<f32>(60.0, 50.0)));"));
+                          "!((vec2<f32>(50.0f, 60.0f) >= vec2<f32>(60.0f, 50.0f)));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordLessThanEqual_Scalar) {
@@ -620,7 +620,7 @@ TEST_F(SpvFUnordTest, FUnordLessThanEqual_Scalar) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : bool = !((50.0 > 60.0));"));
+                HasSubstr("let x_1 : bool = !((50.0f > 60.0f));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordLessThanEqual_Vector) {
@@ -638,7 +638,7 @@ TEST_F(SpvFUnordTest, FUnordLessThanEqual_Vector) {
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
                 HasSubstr("let x_1 : vec2<bool> = "
-                          "!((vec2<f32>(50.0, 60.0) > vec2<f32>(60.0, 50.0)));"));
+                          "!((vec2<f32>(50.0f, 60.0f) > vec2<f32>(60.0f, 50.0f)));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordGreaterThan_Scalar) {
@@ -655,7 +655,7 @@ TEST_F(SpvFUnordTest, FUnordGreaterThan_Scalar) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : bool = !((50.0 <= 60.0));"));
+                HasSubstr("let x_1 : bool = !((50.0f <= 60.0f));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordGreaterThan_Vector) {
@@ -673,7 +673,7 @@ TEST_F(SpvFUnordTest, FUnordGreaterThan_Vector) {
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
                 HasSubstr("let x_1 : vec2<bool> = "
-                          "!((vec2<f32>(50.0, 60.0) <= vec2<f32>(60.0, 50.0)));"));
+                          "!((vec2<f32>(50.0f, 60.0f) <= vec2<f32>(60.0f, 50.0f)));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordGreaterThanEqual_Scalar) {
@@ -690,7 +690,7 @@ TEST_F(SpvFUnordTest, FUnordGreaterThanEqual_Scalar) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : bool = !((50.0 < 60.0));"));
+                HasSubstr("let x_1 : bool = !((50.0f < 60.0f));"));
 }
 
 TEST_F(SpvFUnordTest, FUnordGreaterThanEqual_Vector) {
@@ -708,7 +708,7 @@ TEST_F(SpvFUnordTest, FUnordGreaterThanEqual_Vector) {
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
                 HasSubstr("let x_1 : vec2<bool> = !(("
-                          "vec2<f32>(50.0, 60.0) < vec2<f32>(60.0, 50.0)"
+                          "vec2<f32>(50.0f, 60.0f) < vec2<f32>(60.0f, 50.0f)"
                           "));"));
 }
 
@@ -762,7 +762,7 @@ TEST_F(SpvLogicalTest, Select_BoolCond_FloatScalarParams) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : f32 = select(60.0, 50.0, true);"));
+                HasSubstr("let x_1 : f32 = select(60.0f, 50.0f, true);"));
 }
 
 TEST_F(SpvLogicalTest, Select_BoolCond_VectorParams) {
@@ -859,7 +859,8 @@ TEST_F(SpvLogicalTest, IsNan_Scalar) {
     auto fe = p->function_emitter(100);
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
-    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr("let x_1 : bool = isNan(50.0);"));
+    EXPECT_THAT(test::ToString(p->program(), ast_body),
+                HasSubstr("let x_1 : bool = isNan(50.0f);"));
 }
 
 TEST_F(SpvLogicalTest, IsNan_Vector) {
@@ -876,7 +877,7 @@ TEST_F(SpvLogicalTest, IsNan_Vector) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : vec2<bool> = isNan(vec2<f32>(50.0, 60.0));"));
+                HasSubstr("let x_1 : vec2<bool> = isNan(vec2<f32>(50.0f, 60.0f));"));
 }
 
 TEST_F(SpvLogicalTest, IsInf_Scalar) {
@@ -892,7 +893,8 @@ TEST_F(SpvLogicalTest, IsInf_Scalar) {
     auto fe = p->function_emitter(100);
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
-    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr("let x_1 : bool = isInf(50.0);"));
+    EXPECT_THAT(test::ToString(p->program(), ast_body),
+                HasSubstr("let x_1 : bool = isInf(50.0f);"));
 }
 
 TEST_F(SpvLogicalTest, IsInf_Vector) {
@@ -909,7 +911,7 @@ TEST_F(SpvLogicalTest, IsInf_Vector) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_1 : vec2<bool> = isInf(vec2<f32>(50.0, 60.0));"));
+                HasSubstr("let x_1 : vec2<bool> = isInf(vec2<f32>(50.0f, 60.0f));"));
 }
 
 // TODO(dneto): Kernel-guarded instructions.
diff --git a/src/tint/reader/spirv/function_memory_test.cc b/src/tint/reader/spirv/function_memory_test.cc
index 58ccedaa12..ed39e2121b 100644
--- a/src/tint/reader/spirv/function_memory_test.cc
+++ b/src/tint/reader/spirv/function_memory_test.cc
@@ -133,8 +133,9 @@ TEST_F(SpvParserMemoryTest, EmitStatement_StoreFloatConst) {
     auto fe = p->function_emitter(100);
     EXPECT_TRUE(fe.EmitBody());
     auto ast_body = fe.ast_body();
-    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr(R"(x_1 = 42.0;
-x_1 = 0.0;
+    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr(R"(x_1 = 42.0f;
+x_1 = 0.0f;
+return;
 )"));
 }
 
@@ -497,7 +498,7 @@ TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_Matrix) {
     EXPECT_TRUE(fe.EmitBody());
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("myvar[2u] = vec4<f32>(42.0, 42.0, 42.0, 42.0);"));
+                HasSubstr("myvar[2u] = vec4<f32>(42.0f, 42.0f, 42.0f, 42.0f);"));
 }
 
 TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_Array) {
@@ -529,7 +530,7 @@ TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_Array) {
     EXPECT_TRUE(fe.EmitBody());
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("myvar[2u] = vec4<f32>(42.0, 42.0, 42.0, 42.0);"));
+                HasSubstr("myvar[2u] = vec4<f32>(42.0f, 42.0f, 42.0f, 42.0f);"));
 }
 
 TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_Struct) {
@@ -559,7 +560,7 @@ TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_Struct) {
     auto fe = p->function_emitter(100);
     EXPECT_TRUE(fe.EmitBody());
     auto ast_body = fe.ast_body();
-    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr("myvar.age = 42.0;"));
+    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr("myvar.age = 42.0f;"));
 }
 
 TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_Struct_DifferOnlyMemberName) {
@@ -601,8 +602,9 @@ TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_Struct_DifferOnlyMemberNam
     auto fe = p->function_emitter(100);
     EXPECT_TRUE(fe.EmitBody());
     auto ast_body = fe.ast_body();
-    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr(R"(myvar.age = 42.0;
-myvar2.ancientness = 420.0;
+    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr(R"(myvar.age = 42.0f;
+myvar2.ancientness = 420.0f;
+return;
 )"));
 }
 
@@ -706,7 +708,7 @@ TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_Struct_RuntimeArray) {
     auto fe = p->function_emitter(100);
     EXPECT_TRUE(fe.EmitBody());
     auto ast_body = fe.ast_body();
-    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr("myvar.age[2u] = 42.0;"));
+    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr("myvar.age[2u] = 42.0f;"));
 }
 
 TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_Compound_Matrix_Vector) {
@@ -737,7 +739,7 @@ TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_Compound_Matrix_Vector) {
     auto fe = p->function_emitter(100);
     EXPECT_TRUE(fe.EmitBody());
     auto ast_body = fe.ast_body();
-    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr("myvar[2u].w = 42.0;"));
+    EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr("myvar[2u].w = 42.0f;"));
 }
 
 TEST_F(SpvParserMemoryTest, EmitStatement_AccessChain_InvalidPointeeType) {
diff --git a/src/tint/reader/spirv/function_misc_test.cc b/src/tint/reader/spirv/function_misc_test.cc
index 9d40ffc3a5..3f9c3985c6 100644
--- a/src/tint/reader/spirv/function_misc_test.cc
+++ b/src/tint/reader/spirv/function_misc_test.cc
@@ -75,7 +75,8 @@ TEST_F(SpvParserTestMiscInstruction, OpUndef_BeforeFunction_Scalar) {
     EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr(R"(let x_11 : bool = false;
 let x_12 : u32 = 0u;
 let x_13 : i32 = 0i;
-let x_14 : f32 = 0.0;
+let x_14 : f32 = 0.0f;
+return;
 )"));
 }
 
@@ -133,7 +134,8 @@ TEST_F(SpvParserTestMiscInstruction, OpUndef_InFunction_Scalar) {
     EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr(R"(let x_11 : bool = false;
 let x_12 : u32 = 0u;
 let x_13 : i32 = 0i;
-let x_14 : f32 = 0.0;
+let x_14 : f32 = 0.0f;
+return;
 )"));
 }
 
@@ -224,7 +226,7 @@ TEST_F(SpvParserTestMiscInstruction, OpUndef_InFunction_Struct) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("let x_11 : S = S(false, 0u, 0i, 0.0);"));
+                HasSubstr("let x_11 : S = S(false, 0u, 0i, 0.0f);"));
 }
 
 TEST_F(SpvParserTestMiscInstruction, OpNop) {
@@ -330,7 +332,7 @@ TEST_F(SpvParserTest, ValueFromBlockNotInBlockOrder) {
     EXPECT_TRUE(fe.EmitBody()) << p->error();
     auto ast_body = fe.ast_body();
     const auto got = test::ToString(p->program(), ast_body);
-    EXPECT_THAT(got, HasSubstr("let x_81 : f32 = (0.0 * 42.0);"));
+    EXPECT_THAT(got, HasSubstr("let x_81 : f32 = (0.0f * 42.0f);"));
 }
 
 // TODO(dneto): OpSizeof : requires Kernel (OpenCL)
diff --git a/src/tint/reader/spirv/function_var_test.cc b/src/tint/reader/spirv/function_var_test.cc
index c986af8571..6371234588 100644
--- a/src/tint/reader/spirv/function_var_test.cc
+++ b/src/tint/reader/spirv/function_var_test.cc
@@ -184,7 +184,7 @@ TEST_F(SpvParserFunctionVarTest, EmitFunctionVariables_ScalarInitializers) {
 var b : bool = false;
 var c : i32 = -1i;
 var d : u32 = 1u;
-var e : f32 = 1.5;
+var e : f32 = 1.5f;
 )"));
 }
 
@@ -212,7 +212,7 @@ TEST_F(SpvParserFunctionVarTest, EmitFunctionVariables_ScalarNullInitializers) {
     EXPECT_THAT(test::ToString(p->program(), ast_body), HasSubstr(R"(var a : bool = false;
 var b : i32 = 0i;
 var c : u32 = 0u;
-var d : f32 = 0.0;
+var d : f32 = 0.0f;
 )"));
 }
 
@@ -234,7 +234,7 @@ TEST_F(SpvParserFunctionVarTest, EmitFunctionVariables_VectorInitializer) {
 
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("var x_200 : vec2<f32> = vec2<f32>(1.5, 2.0);"));
+                HasSubstr("var x_200 : vec2<f32> = vec2<f32>(1.5f, 2.0f);"));
 }
 
 TEST_F(SpvParserFunctionVarTest, EmitFunctionVariables_MatrixInitializer) {
@@ -261,9 +261,9 @@ TEST_F(SpvParserFunctionVarTest, EmitFunctionVariables_MatrixInitializer) {
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
                 HasSubstr("var x_200 : mat3x2<f32> = mat3x2<f32>("
-                          "vec2<f32>(1.5, 2.0), "
-                          "vec2<f32>(2.0, 3.0), "
-                          "vec2<f32>(3.0, 4.0));"));
+                          "vec2<f32>(1.5f, 2.0f), "
+                          "vec2<f32>(2.0f, 3.0f), "
+                          "vec2<f32>(3.0f, 4.0f));"));
 }
 
 TEST_F(SpvParserFunctionVarTest, EmitFunctionVariables_ArrayInitializer) {
@@ -382,7 +382,7 @@ TEST_F(SpvParserFunctionVarTest, EmitFunctionVariables_StructInitializer) {
 
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("var x_200 : S = S(1u, 1.5, array<u32, 2u>(1u, 2u));"));
+                HasSubstr("var x_200 : S = S(1u, 1.5f, array<u32, 2u>(1u, 2u));"));
 }
 
 TEST_F(SpvParserFunctionVarTest, EmitFunctionVariables_StructInitializer_Null) {
@@ -404,7 +404,7 @@ TEST_F(SpvParserFunctionVarTest, EmitFunctionVariables_StructInitializer_Null) {
 
     auto ast_body = fe.ast_body();
     EXPECT_THAT(test::ToString(p->program(), ast_body),
-                HasSubstr("var x_200 : S = S(0u, 0.0, array<u32, 2u>());"));
+                HasSubstr("var x_200 : S = S(0u, 0.0f, array<u32, 2u>());"));
 }
 
 TEST_F(SpvParserFunctionVarTest, EmitFunctionVariables_Decorate_RelaxedPrecision) {
diff --git a/src/tint/reader/spirv/parser_impl_function_decl_test.cc b/src/tint/reader/spirv/parser_impl_function_decl_test.cc
index c821c8595e..fe6b1e0fe2 100644
--- a/src/tint/reader/spirv/parser_impl_function_decl_test.cc
+++ b/src/tint/reader/spirv/parser_impl_function_decl_test.cc
@@ -402,7 +402,16 @@ TEST_F(SpvParserTest, EmitFunctions_NonVoidResultType) {
     Program program = p->program();
     const auto program_ast = test::ToString(program);
     EXPECT_THAT(program_ast, HasSubstr(R"(fn ret_float() -> f32 {
-  return 0.0;
+  return 0.0f;
+}
+
+fn x_100_1() {
+  return;
+}
+
+@stage(fragment)
+fn x_100() {
+  x_100_1();
 }
 )")) << program_ast;
 }
diff --git a/src/tint/reader/spirv/parser_impl_handle_test.cc b/src/tint/reader/spirv/parser_impl_handle_test.cc
index 0af3cc518a..84f3dcb3ef 100644
--- a/src/tint/reader/spirv/parser_impl_handle_test.cc
+++ b/src/tint/reader/spirv/parser_impl_handle_test.cc
@@ -1648,7 +1648,7 @@ INSTANTIATE_TEST_SUITE_P(
                         R"(@group(0) @binding(0) var x_10 : sampler_comparison;
 
 @group(2) @binding(1) var x_20 : texture_depth_2d;)",
-                        "textureGatherCompare(x_20, x_10, coords12, 0.200000003)"},
+                        "textureGatherCompare(x_20, x_10, coords12, 0.200000003f)"},
         // OpImageDrefGather 2DDepth ConstOffset signed
         ImageAccessCase{"%float 2D 1 0 0 1 Unknown",
                         "%result = OpImageDrefGather "
@@ -1656,7 +1656,7 @@ INSTANTIATE_TEST_SUITE_P(
                         R"(@group(0) @binding(0) var x_10 : sampler_comparison;
 
 @group(2) @binding(1) var x_20 : texture_depth_2d;)",
-                        "textureGatherCompare(x_20, x_10, coords12, 0.200000003, "
+                        "textureGatherCompare(x_20, x_10, coords12, 0.200000003f, "
                         "vec2<i32>(3i, 4i))"},
         // OpImageDrefGather 2DDepth ConstOffset unsigned
         ImageAccessCase{"%float 2D 1 0 0 1 Unknown",
@@ -1666,7 +1666,7 @@ INSTANTIATE_TEST_SUITE_P(
                         R"(@group(0) @binding(0) var x_10 : sampler_comparison;
 
 @group(2) @binding(1) var x_20 : texture_depth_2d;)",
-                        "textureGatherCompare(x_20, x_10, coords12, 0.200000003, "
+                        "textureGatherCompare(x_20, x_10, coords12, 0.200000003f, "
                         "vec2<i32>(vec2<u32>(3u, 4u)))"},
         // OpImageDrefGather 2DDepth Array
         ImageAccessCase{"%float 2D 1 1 0 1 Unknown",
@@ -1676,7 +1676,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_2d_array;)",
                         "textureGatherCompare(x_20, x_10, coords123.xy, "
-                        "i32(round(coords123.z)), 0.200000003)"},
+                        "i32(round(coords123.z)), 0.200000003f)"},
         // OpImageDrefGather 2DDepth Array ConstOffset signed
         ImageAccessCase{"%float 2D 1 1 0 1 Unknown",
                         "%result = OpImageDrefGather "
@@ -1685,7 +1685,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_2d_array;)",
                         "textureGatherCompare(x_20, x_10, coords123.xy, "
-                        "i32(round(coords123.z)), 0.200000003, vec2<i32>(3i, 4i))"},
+                        "i32(round(coords123.z)), 0.200000003f, vec2<i32>(3i, 4i))"},
         // OpImageDrefGather 2DDepth Array ConstOffset unsigned
         ImageAccessCase{"%float 2D 1 1 0 1 Unknown",
                         "%result = OpImageDrefGather "
@@ -1695,7 +1695,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_2d_array;)",
                         "textureGatherCompare(x_20, x_10, coords123.xy, "
-                        "i32(round(coords123.z)), 0.200000003, "
+                        "i32(round(coords123.z)), 0.200000003f, "
                         "vec2<i32>(vec2<u32>(3u, 4u)))"},
         // OpImageDrefGather DepthCube
         ImageAccessCase{"%float Cube 1 0 0 1 Unknown",
@@ -1704,7 +1704,7 @@ INSTANTIATE_TEST_SUITE_P(
                         R"(@group(0) @binding(0) var x_10 : sampler_comparison;
 
 @group(2) @binding(1) var x_20 : texture_depth_cube;)",
-                        "textureGatherCompare(x_20, x_10, coords123, 0.200000003)"},
+                        "textureGatherCompare(x_20, x_10, coords123, 0.200000003f)"},
         // OpImageDrefGather DepthCube Array
         ImageAccessCase{"%float Cube 1 1 0 1 Unknown",
                         "%result = OpImageDrefGather "
@@ -1713,7 +1713,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_cube_array;)",
                         "textureGatherCompare(x_20, x_10, coords1234.xyz, "
-                        "i32(round(coords1234.w)), 0.200000003)"}}));
+                        "i32(round(coords1234.w)), 0.200000003f)"}}));
 
 INSTANTIATE_TEST_SUITE_P(
     ImageSampleImplicitLod,
@@ -1764,7 +1764,7 @@ INSTANTIATE_TEST_SUITE_P(
                         R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d<f32>;)",
-                        "textureSampleBias(x_20, x_10, coords12, 7.0)"},
+                        "textureSampleBias(x_20, x_10, coords12, 7.0f)"},
 
         // OpImageSampleImplicitLod arrayed with Bias
         ImageAccessCase{
@@ -1774,7 +1774,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d_array<f32>;)",
-            R"(textureSampleBias(x_20, x_10, coords123.xy, i32(round(coords123.z)), 7.0))"},
+            R"(textureSampleBias(x_20, x_10, coords123.xy, i32(round(coords123.z)), 7.0f))"},
 
         // OpImageSampleImplicitLod with Bias and signed ConstOffset
         ImageAccessCase{"%float 2D 0 0 0 1 Unknown",
@@ -1784,7 +1784,7 @@ INSTANTIATE_TEST_SUITE_P(
                         R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d<f32>;)",
-                        R"(textureSampleBias(x_20, x_10, coords12, 7.0, vec2<i32>(3i, 4i))"},
+                        R"(textureSampleBias(x_20, x_10, coords12, 7.0f, vec2<i32>(3i, 4i))"},
 
         // OpImageSampleImplicitLod with Bias and unsigned ConstOffset
         // Convert ConstOffset to signed
@@ -1796,7 +1796,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d<f32>;)",
-            R"(textureSampleBias(x_20, x_10, coords12, 7.0, vec2<i32>(vec2<u32>(3u, 4u)))"},
+            R"(textureSampleBias(x_20, x_10, coords12, 7.0f, vec2<i32>(vec2<u32>(3u, 4u)))"},
         // OpImageSampleImplicitLod arrayed with Bias
         ImageAccessCase{
             "%float 2D 0 1 0 1 Unknown",
@@ -1806,7 +1806,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d_array<f32>;)",
-            R"(textureSampleBias(x_20, x_10, coords123.xy, i32(round(coords123.z)), 7.0, vec2<i32>(3i, 4i))"}));
+            R"(textureSampleBias(x_20, x_10, coords123.xy, i32(round(coords123.z)), 7.0f, vec2<i32>(3i, 4i))"}));
 
 INSTANTIATE_TEST_SUITE_P(
     // This test shows the use of a sampled image used with both regular
@@ -1831,8 +1831,8 @@ INSTANTIATE_TEST_SUITE_P(
 @group(0) @binding(1) var x_30 : sampler_comparison;
 )",
                         R"(
-  let x_200 : vec4<f32> = vec4<f32>(textureSample(x_20, x_10, coords12), 0.0, 0.0, 0.0);
-  let x_210 : f32 = textureSampleCompare(x_20, x_30, coords12, 0.200000003);
+  let x_200 : vec4<f32> = vec4<f32>(textureSample(x_20, x_10, coords12), 0.0f, 0.0f, 0.0f);
+  let x_210 : f32 = textureSampleCompare(x_20, x_30, coords12, 0.200000003f);
 )"}));
 
 INSTANTIATE_TEST_SUITE_P(
@@ -1847,7 +1847,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_2d;
 )",
-                        R"(textureSampleCompare(x_20, x_10, coords12, 0.200000003))"},
+                        R"(textureSampleCompare(x_20, x_10, coords12, 0.200000003f))"},
         // ImageSampleDrefImplicitLod - arrayed
         ImageAccessCase{
             "%float 2D 0 1 0 1 Unknown",
@@ -1856,7 +1856,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler_comparison;
 
 @group(2) @binding(1) var x_20 : texture_depth_2d_array;)",
-            R"(textureSampleCompare(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.200000003))"},
+            R"(textureSampleCompare(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.200000003f))"},
         // ImageSampleDrefImplicitLod with ConstOffset
         ImageAccessCase{
             "%float 2D 0 0 0 1 Unknown",
@@ -1866,7 +1866,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_2d;
 )",
-            R"(textureSampleCompare(x_20, x_10, coords12, 0.200000003, vec2<i32>(3i, 4i)))"},
+            R"(textureSampleCompare(x_20, x_10, coords12, 0.200000003f, vec2<i32>(3i, 4i)))"},
         // ImageSampleDrefImplicitLod arrayed with ConstOffset
         ImageAccessCase{
             "%float 2D 0 1 0 1 Unknown",
@@ -1875,7 +1875,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler_comparison;
 
 @group(2) @binding(1) var x_20 : texture_depth_2d_array;)",
-            R"(textureSampleCompare(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.200000003, vec2<i32>(3i, 4i)))"}));
+            R"(textureSampleCompare(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.200000003f, vec2<i32>(3i, 4i)))"}));
 
 INSTANTIATE_TEST_SUITE_P(
     ImageSampleDrefExplicitLod,
@@ -1891,7 +1891,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_2d;
 )",
-                        R"(textureSampleCompareLevel(x_20, x_10, coords12, 0.200000003))"},
+                        R"(textureSampleCompareLevel(x_20, x_10, coords12, 0.200000003f))"},
         // 2D array
         ImageAccessCase{
             "%float 2D 1 1 0 1 Unknown",
@@ -1900,7 +1900,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler_comparison;
 
 @group(2) @binding(1) var x_20 : texture_depth_2d_array;)",
-            R"(textureSampleCompareLevel(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.200000003))"},
+            R"(textureSampleCompareLevel(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.200000003f))"},
         // 2D, ConstOffset
         ImageAccessCase{
             "%float 2D 1 0 0 1 Unknown",
@@ -1911,7 +1911,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_2d;
 )",
-            R"(textureSampleCompareLevel(x_20, x_10, coords12, 0.200000003, vec2<i32>(3i, 4i)))"},
+            R"(textureSampleCompareLevel(x_20, x_10, coords12, 0.200000003f, vec2<i32>(3i, 4i)))"},
         // 2D array, ConstOffset
         ImageAccessCase{
             "%float 2D 1 1 0 1 Unknown",
@@ -1921,7 +1921,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler_comparison;
 
 @group(2) @binding(1) var x_20 : texture_depth_2d_array;)",
-            R"(textureSampleCompareLevel(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.200000003, vec2<i32>(3i, 4i)))"},
+            R"(textureSampleCompareLevel(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.200000003f, vec2<i32>(3i, 4i)))"},
         // Cube
         ImageAccessCase{"%float Cube 1 0 0 1 Unknown",
                         "%result = OpImageSampleDrefExplicitLod "
@@ -1929,7 +1929,7 @@ INSTANTIATE_TEST_SUITE_P(
                         R"(@group(0) @binding(0) var x_10 : sampler_comparison;
 
 @group(2) @binding(1) var x_20 : texture_depth_cube;)",
-                        R"(textureSampleCompareLevel(x_20, x_10, coords123, 0.200000003))"},
+                        R"(textureSampleCompareLevel(x_20, x_10, coords123, 0.200000003f))"},
         // Cube array
         ImageAccessCase{
             "%float Cube 1 1 0 1 Unknown",
@@ -1938,7 +1938,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler_comparison;
 
 @group(2) @binding(1) var x_20 : texture_depth_cube_array;)",
-            R"(textureSampleCompareLevel(x_20, x_10, coords1234.xyz, i32(round(coords1234.w)), 0.200000003))"}));
+            R"(textureSampleCompareLevel(x_20, x_10, coords1234.xyz, i32(round(coords1234.w)), 0.200000003f))"}));
 
 INSTANTIATE_TEST_SUITE_P(
     ImageSampleExplicitLod_UsingLod,
@@ -1952,7 +1952,7 @@ INSTANTIATE_TEST_SUITE_P(
                         R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d<f32>;)",
-                        R"(textureSampleLevel(x_20, x_10, coords12, 0.0))"},
+                        R"(textureSampleLevel(x_20, x_10, coords12, 0.0f))"},
 
         // OpImageSampleExplicitLod arrayed - using Lod
         ImageAccessCase{
@@ -1962,7 +1962,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d_array<f32>;)",
-            R"(textureSampleLevel(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.0))"},
+            R"(textureSampleLevel(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.0f))"},
 
         // OpImageSampleExplicitLod - using Lod and ConstOffset
         ImageAccessCase{"%float 2D 0 0 0 1 Unknown",
@@ -1972,7 +1972,7 @@ INSTANTIATE_TEST_SUITE_P(
                         R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d<f32>;)",
-                        R"(textureSampleLevel(x_20, x_10, coords12, 0.0, vec2<i32>(3i, 4i)))"},
+                        R"(textureSampleLevel(x_20, x_10, coords12, 0.0f, vec2<i32>(3i, 4i)))"},
 
         // OpImageSampleExplicitLod - using Lod and unsigned ConstOffset
         // Convert the ConstOffset operand to signed
@@ -1984,7 +1984,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d<f32>;)",
-            R"(textureSampleLevel(x_20, x_10, coords12, 0.0, vec2<i32>(vec2<u32>(3u, 4u)))"},
+            R"(textureSampleLevel(x_20, x_10, coords12, 0.0f, vec2<i32>(vec2<u32>(3u, 4u)))"},
 
         // OpImageSampleExplicitLod arrayed - using Lod and ConstOffset
         ImageAccessCase{
@@ -1995,7 +1995,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d_array<f32>;)",
-            R"(textureSampleLevel(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.0, vec2<i32>(3i, 4i)))"}));
+            R"(textureSampleLevel(x_20, x_10, coords123.xy, i32(round(coords123.z)), 0.0f, vec2<i32>(3i, 4i)))"}));
 
 INSTANTIATE_TEST_SUITE_P(
     ImageSampleExplicitLod_UsingGrad,
@@ -2092,7 +2092,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_2d;
 )",
-         R"(vec4<f32>(textureSampleLevel(x_20, x_10, vf12, i32(f1)), 0.0, 0.0, 0.0))"}}));
+         R"(vec4<f32>(textureSampleLevel(x_20, x_10, vf12, i32(f1)), 0.0f, 0.0f, 0.0f))"}}));
 
 /////
 // Projection sampling
@@ -2176,7 +2176,7 @@ INSTANTIATE_TEST_SUITE_P(
                         R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d<f32>;)",
-                        R"(textureSampleBias(x_20, x_10, (coords123.xy / coords123.z), 7.0))"},
+                        R"(textureSampleBias(x_20, x_10, (coords123.xy / coords123.z), 7.0f))"},
 
         // OpImageSampleProjImplicitLod with Bias and signed ConstOffset
         ImageAccessCase{
@@ -2187,7 +2187,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d<f32>;)",
-            R"(textureSampleBias(x_20, x_10, (coords123.xy / coords123.z), 7.0, vec2<i32>(3i, 4i)))"},
+            R"(textureSampleBias(x_20, x_10, (coords123.xy / coords123.z), 7.0f, vec2<i32>(3i, 4i)))"},
 
         // OpImageSampleProjImplicitLod with Bias and unsigned ConstOffset
         // Convert ConstOffset to signed
@@ -2199,7 +2199,7 @@ INSTANTIATE_TEST_SUITE_P(
             R"(@group(0) @binding(0) var x_10 : sampler;
 
 @group(2) @binding(1) var x_20 : texture_2d<f32>;)",
-            R"(textureSampleBias(x_20, x_10, (coords123.xy / coords123.z), 7.0, vec2<i32>(vec2<u32>(3u, 4u))))"}));
+            R"(textureSampleBias(x_20, x_10, (coords123.xy / coords123.z), 7.0f, vec2<i32>(vec2<u32>(3u, 4u))))"}));
 
 INSTANTIATE_TEST_SUITE_P(
     ImageSampleProjExplicitLod_Lod,
@@ -2266,7 +2266,7 @@ INSTANTIATE_TEST_SUITE_P(
             // Sampling the depth texture yields an f32, but the
             // SPIR-V operation yiedls vec4<f32>, so fill out the
             // remaining components with 0.
-            R"(vec4<f32>(textureSample(x_20, x_10, (coords123.xy / coords123.z)), 0.0, 0.0, 0.0))"}));
+            R"(vec4<f32>(textureSample(x_20, x_10, (coords123.xy / coords123.z)), 0.0f, 0.0f, 0.0f))"}));
 
 INSTANTIATE_TEST_SUITE_P(
     ImageSampleProjDrefImplicitLod,
@@ -2311,7 +2311,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_2d;
 )",
-            R"(textureSampleCompare(x_20, x_10, (coords123.xy / coords123.z), 0.200000003, 0.0))"},
+            R"(textureSampleCompare(x_20, x_10, (coords123.xy / coords123.z), 0.200000003f, 0.0f))"},
 
         // OpImageSampleProjDrefImplicitLod 2D depth-texture, Lod ConstOffset
         ImageAccessCase{
@@ -2323,7 +2323,7 @@ INSTANTIATE_TEST_SUITE_P(
 
 @group(2) @binding(1) var x_20 : texture_depth_2d;
 )",
-            R"(textureSampleCompareLevel(x_20, x_10, (coords123.xy / coords123.z), 0.200000003, 0.0, vec2<i32>(3i, 4i)))"}));
+            R"(textureSampleCompareLevel(x_20, x_10, (coords123.xy / coords123.z), 0.200000003f, 0.0f, vec2<i32>(3i, 4i)))"}));
 
 /////
 // End projection sampling
@@ -2416,15 +2416,15 @@ INSTANTIATE_TEST_SUITE_P(
         // Source 1 component
         {"%float 2D 0 0 0 2 R32f", "OpImageWrite %im %vi12 %f1",
          R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32float, write>;)",
-         "textureStore(x_20, vi12, vec4<f32>(f1, 0.0, 0.0, 0.0));"},
+         "textureStore(x_20, vi12, vec4<f32>(f1, 0.0f, 0.0f, 0.0f));"},
         // Source 2 component, dest 1 component
         {"%float 2D 0 0 0 2 R32f", "OpImageWrite %im %vi12 %vf12",
          R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32float, write>;)",
-         "textureStore(x_20, vi12, vec4<f32>(vf12, 0.0, 0.0));"},
+         "textureStore(x_20, vi12, vec4<f32>(vf12, 0.0f, 0.0f));"},
         // Source 3 component, dest 1 component
         {"%float 2D 0 0 0 2 R32f", "OpImageWrite %im %vi12 %vf123",
          R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32float, write>;)",
-         "textureStore(x_20, vi12, vec4<f32>(vf123, 0.0));"},
+         "textureStore(x_20, vi12, vec4<f32>(vf123, 0.0f));"},
         // Source 4 component, dest 1 component
         {"%float 2D 0 0 0 2 R32f", "OpImageWrite %im %vi12 %vf1234",
          R"(@group(2) @binding(1) var x_20 : texture_storage_2d<r32float, write>;)",
@@ -2432,11 +2432,11 @@ INSTANTIATE_TEST_SUITE_P(
         // Source 2 component, dest 2 component
         {"%float 2D 0 0 0 2 Rg32f", "OpImageWrite %im %vi12 %vf12",
          R"(@group(2) @binding(1) var x_20 : texture_storage_2d<rg32float, write>;)",
-         "textureStore(x_20, vi12, vec4<f32>(vf12, 0.0, 0.0));"},
+         "textureStore(x_20, vi12, vec4<f32>(vf12, 0.0f, 0.0f));"},
         // Source 3 component, dest 2 component
         {"%float 2D 0 0 0 2 Rg32f", "OpImageWrite %im %vi12 %vf123",
          R"(@group(2) @binding(1) var x_20 : texture_storage_2d<rg32float, write>;)",
-         "textureStore(x_20, vi12, vec4<f32>(vf123, 0.0));"},
+         "textureStore(x_20, vi12, vec4<f32>(vf123, 0.0f));"},
         // Source 4 component, dest 2 component
         {"%float 2D 0 0 0 2 Rg32f", "OpImageWrite %im %vi12 %vf1234",
          R"(@group(2) @binding(1) var x_20 : texture_storage_2d<rg32float, write>;)",
@@ -2583,11 +2583,11 @@ INSTANTIATE_TEST_SUITE_P(
         // Level of detail is injected for depth texture
         {"%float 2D 1 0 0 1 Unknown", "%99 = OpImageFetch %v4float %im %vi12",
          R"(@group(2) @binding(1) var x_20 : texture_depth_2d;)",
-         R"(let x_99 : vec4<f32> = vec4<f32>(textureLoad(x_20, vi12, 0i), 0.0, 0.0, 0.0);)"},
+         R"(let x_99 : vec4<f32> = vec4<f32>(textureLoad(x_20, vi12, 0i), 0.0f, 0.0f, 0.0f);)"},
         // OpImageFetch with extra params, on depth texture
         {"%float 2D 1 0 0 1 Unknown", "%99 = OpImageFetch %v4float %im %vi12 Lod %int_3",
          R"(@group(2) @binding(1) var x_20 : texture_depth_2d;)",
-         R"(let x_99 : vec4<f32> = vec4<f32>(textureLoad(x_20, vi12, 3i), 0.0, 0.0, 0.0);)"}}));
+         R"(let x_99 : vec4<f32> = vec4<f32>(textureLoad(x_20, vi12, 3i), 0.0f, 0.0f, 0.0f);)"}}));
 
 INSTANTIATE_TEST_SUITE_P(
     ImageFetch_Depth,
@@ -2600,7 +2600,7 @@ INSTANTIATE_TEST_SUITE_P(
         // ImageFetch on depth image.
         {"%float 2D 1 0 0 1 Unknown", "%99 = OpImageFetch %v4float %im %vi12 ",
          R"(@group(2) @binding(1) var x_20 : texture_depth_2d;)",
-         R"(let x_99 : vec4<f32> = vec4<f32>(textureLoad(x_20, vi12, 0i), 0.0, 0.0, 0.0);)"}}));
+         R"(let x_99 : vec4<f32> = vec4<f32>(textureLoad(x_20, vi12, 0i), 0.0f, 0.0f, 0.0f);)"}}));
 
 INSTANTIATE_TEST_SUITE_P(
     ImageFetch_DepthMultisampled,
@@ -2613,7 +2613,7 @@ INSTANTIATE_TEST_SUITE_P(
         // ImageFetch on multisampled depth image.
         {"%float 2D 1 0 1 1 Unknown", "%99 = OpImageFetch %v4float %im %vi12 Sample %i1",
          R"(@group(2) @binding(1) var x_20 : texture_depth_multisampled_2d;)",
-         R"(let x_99 : vec4<f32> = vec4<f32>(textureLoad(x_20, vi12, i1), 0.0, 0.0, 0.0);)"}}));
+         R"(let x_99 : vec4<f32> = vec4<f32>(textureLoad(x_20, vi12, i1), 0.0f, 0.0f, 0.0f);)"}}));
 
 INSTANTIATE_TEST_SUITE_P(ImageFetch_Multisampled,
                          SpvParserHandleTest_ImageAccessTest,
diff --git a/src/tint/reader/spirv/parser_impl_module_var_test.cc b/src/tint/reader/spirv/parser_impl_module_var_test.cc
index 8ef704e4d7..622d383a44 100644
--- a/src/tint/reader/spirv/parser_impl_module_var_test.cc
+++ b/src/tint/reader/spirv/parser_impl_module_var_test.cc
@@ -408,7 +408,7 @@ TEST_F(SpvModuleScopeVarParserTest, BuiltinPosition_StorePositionMember_OneAcces
     EXPECT_TRUE(p->BuildAndParseInternalModule());
     EXPECT_TRUE(p->error().empty());
     const auto module_str = test::ToString(p->program());
-    EXPECT_THAT(module_str, HasSubstr("gl_Position.y = 0.0;")) << module_str;
+    EXPECT_THAT(module_str, HasSubstr("gl_Position.y = 0.0f;")) << module_str;
 }
 
 TEST_F(SpvModuleScopeVarParserTest, BuiltinPosition_StorePositionMember_TwoAccessChain) {
@@ -430,7 +430,7 @@ TEST_F(SpvModuleScopeVarParserTest, BuiltinPosition_StorePositionMember_TwoAcces
     EXPECT_TRUE(p->BuildAndParseInternalModule());
     EXPECT_TRUE(p->error().empty());
     const auto module_str = test::ToString(p->program());
-    EXPECT_THAT(module_str, HasSubstr("gl_Position.y = 0.0;")) << module_str;
+    EXPECT_THAT(module_str, HasSubstr("gl_Position.y = 0.0f;")) << module_str;
 }
 
 TEST_F(SpvModuleScopeVarParserTest, BuiltinPointSize_Write1_IsErased) {
@@ -510,7 +510,7 @@ TEST_F(SpvModuleScopeVarParserTest, BuiltinPointSize_ReadReplaced) {
 var<private> gl_Position : vec4<f32>;
 
 fn main_1() {
-  x_900 = 1.0;
+  x_900 = 1.0f;
   return;
 }
 
@@ -681,7 +681,7 @@ TEST_F(SpvModuleScopeVarParserTest, BuiltinPointSize_Loose_ReadReplaced_Vertex)
 var<private> x_900 : f32;
 
 fn main_1() {
-  x_900 = 1.0;
+  x_900 = 1.0f;
   return;
 }
 
@@ -889,7 +889,7 @@ var<private> x_3 : i32 = -1i;
 
 var<private> x_4 : u32 = 1u;
 
-var<private> x_5 : f32 = 1.5;
+var<private> x_5 : f32 = 1.5f;
 )"));
 }
 
@@ -914,7 +914,7 @@ var<private> x_2 : i32 = 0i;
 
 var<private> x_3 : u32 = 0u;
 
-var<private> x_4 : f32 = 0.0;
+var<private> x_4 : f32 = 0.0f;
 )"));
 }
 
@@ -939,7 +939,7 @@ var<private> x_2 : i32 = 0i;
 
 var<private> x_3 : u32 = 0u;
 
-var<private> x_4 : f32 = 0.0;
+var<private> x_4 : f32 = 0.0f;
 )"));
 
     // This example module emits ok, but is not valid SPIR-V in the first place.
@@ -956,7 +956,7 @@ TEST_F(SpvModuleScopeVarParserTest, VectorInitializer) {
     ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions());
     EXPECT_TRUE(p->error().empty());
     const auto module_str = test::ToString(p->program());
-    EXPECT_THAT(module_str, HasSubstr("var<private> x_200 : vec2<f32> = vec2<f32>(1.5, 2.0);"));
+    EXPECT_THAT(module_str, HasSubstr("var<private> x_200 : vec2<f32> = vec2<f32>(1.5f, 2.0f);"));
 }
 
 TEST_F(SpvModuleScopeVarParserTest, VectorBoolNullInitializer) {
@@ -1083,9 +1083,9 @@ TEST_F(SpvModuleScopeVarParserTest, MatrixInitializer) {
     EXPECT_TRUE(p->error().empty());
     const auto module_str = test::ToString(p->program());
     EXPECT_THAT(module_str, HasSubstr("var<private> x_200 : mat3x2<f32> = mat3x2<f32>("
-                                      "vec2<f32>(1.5, 2.0), "
-                                      "vec2<f32>(2.0, 3.0), "
-                                      "vec2<f32>(3.0, 4.0));"));
+                                      "vec2<f32>(1.5f, 2.0f), "
+                                      "vec2<f32>(2.0f, 3.0f), "
+                                      "vec2<f32>(3.0f, 4.0f));"));
 }
 
 TEST_F(SpvModuleScopeVarParserTest, MatrixNullInitializer) {
@@ -1168,7 +1168,7 @@ TEST_F(SpvModuleScopeVarParserTest, StructInitializer) {
     EXPECT_TRUE(p->error().empty());
     const auto module_str = test::ToString(p->program());
     EXPECT_THAT(module_str,
-                HasSubstr("var<private> x_200 : S = S(1u, 1.5, array<u32, 2u>(1u, 2u));"))
+                HasSubstr("var<private> x_200 : S = S(1u, 1.5f, array<u32, 2u>(1u, 2u));"))
         << module_str;
 }
 
@@ -1181,7 +1181,7 @@ TEST_F(SpvModuleScopeVarParserTest, StructNullInitializer) {
     ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << p->error();
     EXPECT_TRUE(p->error().empty());
     const auto module_str = test::ToString(p->program());
-    EXPECT_THAT(module_str, HasSubstr("var<private> x_200 : S = S(0u, 0.0, array<u32, 2u>());"))
+    EXPECT_THAT(module_str, HasSubstr("var<private> x_200 : S = S(0u, 0.0f, array<u32, 2u>());"))
         << module_str;
 }
 
@@ -1195,7 +1195,7 @@ TEST_F(SpvModuleScopeVarParserTest, StructUndefInitializer) {
     EXPECT_TRUE(p->error().empty());
 
     const auto module_str = test::ToString(p->program());
-    EXPECT_THAT(module_str, HasSubstr("var<private> x_200 : S = S(0u, 0.0, array<u32, 2u>());"))
+    EXPECT_THAT(module_str, HasSubstr("var<private> x_200 : S = S(0u, 0.0f, array<u32, 2u>());"))
         << module_str;
 
     // This example module emits ok, but is not valid SPIR-V in the first place.
@@ -1565,7 +1565,7 @@ TEST_F(SpvModuleScopeVarParserTest, ScalarSpecConstant_DeclareConst_F32) {
     ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << p->error();
     EXPECT_TRUE(p->error().empty());
     const auto module_str = test::ToString(p->program());
-    EXPECT_THAT(module_str, HasSubstr("@id(12) override myconst : f32 = 2.5;")) << module_str;
+    EXPECT_THAT(module_str, HasSubstr("@id(12) override myconst : f32 = 2.5f;")) << module_str;
 }
 
 TEST_F(SpvModuleScopeVarParserTest, ScalarSpecConstant_DeclareConst_F32_WithoutSpecId) {
@@ -1580,7 +1580,7 @@ TEST_F(SpvModuleScopeVarParserTest, ScalarSpecConstant_DeclareConst_F32_WithoutS
     ASSERT_TRUE(p->BuildAndParseInternalModuleExceptFunctions()) << p->error();
     EXPECT_TRUE(p->error().empty());
     const auto module_str = test::ToString(p->program());
-    EXPECT_THAT(module_str, HasSubstr("override myconst : f32 = 2.5;")) << module_str;
+    EXPECT_THAT(module_str, HasSubstr("override myconst : f32 = 2.5f;")) << module_str;
 }
 
 TEST_F(SpvModuleScopeVarParserTest, ScalarSpecConstant_UsedInFunction) {
@@ -3854,7 +3854,7 @@ TEST_F(SpvModuleScopeVarParserTest, EntryPointWrapping_BuiltinVar_FragDepth_Out_
     ASSERT_TRUE(p->Parse()) << p->error() << assembly;
     EXPECT_TRUE(p->error().empty());
     const auto got = test::ToString(p->program());
-    const std::string expected = R"(var<private> x_1 : f32 = 0.0;
+    const std::string expected = R"(var<private> x_1 : f32 = 0.0f;
 
 fn main_1() {
   return;
@@ -3957,7 +3957,7 @@ TEST_F(SpvModuleScopeVarParserTest, BuiltinPosition_BuiltIn_Position_Initializer
 
     const auto got = test::ToString(p->program());
     const std::string expected =
-        R"(var<private> gl_Position : vec4<f32> = vec4<f32>(1.0, 2.0, 3.0, 4.0);
+        R"(var<private> gl_Position : vec4<f32> = vec4<f32>(1.0f, 2.0f, 3.0f, 4.0f);
 
 fn main_1() {
   return;
diff --git a/src/tint/transform/canonicalize_entry_point_io_test.cc b/src/tint/transform/canonicalize_entry_point_io_test.cc
index d3fe95af2d..68ccb8b7d5 100644
--- a/src/tint/transform/canonicalize_entry_point_io_test.cc
+++ b/src/tint/transform/canonicalize_entry_point_io_test.cc
@@ -3173,7 +3173,7 @@ fn vert_main_inner() -> vec4<f32> {
 fn vert_main() {
   let inner_result = vert_main_inner();
   value = inner_result;
-  vertex_point_size = 1.0;
+  vertex_point_size = 1.0f;
 }
 )";
 
@@ -3210,7 +3210,7 @@ fn vert_main() -> tint_symbol {
   let inner_result = vert_main_inner();
   var wrapper_result : tint_symbol;
   wrapper_result.value = inner_result;
-  wrapper_result.vertex_point_size = 1.0;
+  wrapper_result.vertex_point_size = 1.0f;
   return wrapper_result;
 }
 )";
@@ -3252,7 +3252,7 @@ fn vert_main_inner() -> VertOut {
 fn vert_main() {
   let inner_result = vert_main_inner();
   pos_1 = inner_result.pos;
-  vertex_point_size = 1.0;
+  vertex_point_size = 1.0f;
 }
 )";
 
@@ -3289,7 +3289,7 @@ fn vert_main_inner() -> VertOut {
 fn vert_main() {
   let inner_result = vert_main_inner();
   pos_1 = inner_result.pos;
-  vertex_point_size = 1.0;
+  vertex_point_size = 1.0f;
 }
 
 struct VertOut {
@@ -3338,7 +3338,7 @@ fn vert_main() -> tint_symbol {
   let inner_result = vert_main_inner();
   var wrapper_result : tint_symbol;
   wrapper_result.pos = inner_result.pos;
-  wrapper_result.vertex_point_size = 1.0;
+  wrapper_result.vertex_point_size = 1.0f;
   return wrapper_result;
 }
 )";
@@ -3380,7 +3380,7 @@ fn vert_main() -> tint_symbol {
   let inner_result = vert_main_inner();
   var wrapper_result : tint_symbol;
   wrapper_result.pos = inner_result.pos;
-  wrapper_result.vertex_point_size = 1.0;
+  wrapper_result.vertex_point_size = 1.0f;
   return wrapper_result;
 }
 
@@ -3463,7 +3463,7 @@ fn vert_main() {
   let inner_result = vert_main_inner(VertIn1(collide_2), VertIn2(collide_3));
   vertex_point_size_3 = inner_result.vertex_point_size;
   vertex_point_size_1_1 = inner_result.vertex_point_size_1;
-  vertex_point_size_4 = 1.0;
+  vertex_point_size_4 = 1.0f;
 }
 )";
 
@@ -3522,7 +3522,7 @@ fn vert_main() {
   let inner_result = vert_main_inner(VertIn1(collide_2), VertIn2(collide_3));
   vertex_point_size_3 = inner_result.vertex_point_size;
   vertex_point_size_1_1 = inner_result.vertex_point_size_1;
-  vertex_point_size_4 = 1.0;
+  vertex_point_size_4 = 1.0f;
 }
 
 struct VertIn1 {
@@ -3616,7 +3616,7 @@ fn vert_main(tint_symbol : tint_symbol_1) -> tint_symbol_2 {
   var wrapper_result : tint_symbol_2;
   wrapper_result.vertex_point_size = inner_result.vertex_point_size;
   wrapper_result.vertex_point_size_1 = inner_result.vertex_point_size_1;
-  wrapper_result.vertex_point_size_2 = 1.0;
+  wrapper_result.vertex_point_size_2 = 1.0f;
   return wrapper_result;
 }
 )";
@@ -3679,7 +3679,7 @@ fn vert_main(tint_symbol : tint_symbol_1) -> tint_symbol_2 {
   var wrapper_result : tint_symbol_2;
   wrapper_result.vertex_point_size = inner_result.vertex_point_size;
   wrapper_result.vertex_point_size_1 = inner_result.vertex_point_size_1;
-  wrapper_result.vertex_point_size_2 = 1.0;
+  wrapper_result.vertex_point_size_2 = 1.0f;
   return wrapper_result;
 }
 
@@ -3768,7 +3768,7 @@ fn vert_main(tint_symbol : tint_symbol_1) -> tint_symbol_2 {
   var wrapper_result : tint_symbol_2;
   wrapper_result.vertex_point_size = inner_result.vertex_point_size;
   wrapper_result.vertex_point_size_1 = inner_result.vertex_point_size_1;
-  wrapper_result.vertex_point_size_2 = 1.0;
+  wrapper_result.vertex_point_size_2 = 1.0f;
   return wrapper_result;
 }
 )";
@@ -3831,7 +3831,7 @@ fn vert_main(tint_symbol : tint_symbol_1) -> tint_symbol_2 {
   var wrapper_result : tint_symbol_2;
   wrapper_result.vertex_point_size = inner_result.vertex_point_size;
   wrapper_result.vertex_point_size_1 = inner_result.vertex_point_size_1;
-  wrapper_result.vertex_point_size_2 = 1.0;
+  wrapper_result.vertex_point_size_2 = 1.0f;
   return wrapper_result;
 }
 
@@ -3953,7 +3953,7 @@ fn main() {
   let inner_result = vertex_main(bitcast<u32>(gl_VertexID), bitcast<u32>(gl_InstanceID));
   gl_Position = inner_result;
   gl_Position.y = -(gl_Position.y);
-  gl_Position.z = ((2.0 * gl_Position.z) - gl_Position.w);
+  gl_Position.z = ((2.0f * gl_Position.z) - gl_Position.w);
 }
 )";
 
diff --git a/src/tint/transform/combine_samplers_test.cc b/src/tint/transform/combine_samplers_test.cc
index 1d84859faa..cad310959e 100644
--- a/src/tint/transform/combine_samplers_test.cc
+++ b/src/tint/transform/combine_samplers_test.cc
@@ -872,7 +872,7 @@ fn main() -> vec4<f32> {
 @group(0) @binding(0) @internal(disable_validation__binding_point_collision) var placeholder_comparison_sampler : sampler_comparison;
 
 fn f(t_s : texture_depth_2d, coords : vec2<f32>) -> f32 {
-  return textureSampleCompare(t_s, placeholder_comparison_sampler, coords, 5.0);
+  return textureSampleCompare(t_s, placeholder_comparison_sampler, coords, 5.0f);
 }
 
 @group(0) @binding(0) @internal(disable_validation__binding_point_collision) var tex_samp : texture_depth_2d;
@@ -912,7 +912,7 @@ fn main() -> vec4<f32> {
 @group(0) @binding(0) @internal(disable_validation__binding_point_collision) var placeholder_comparison_sampler : sampler_comparison;
 
 fn f(t_s : texture_depth_2d, coords : vec2<f32>) -> f32 {
-  return textureSampleCompare(t_s, placeholder_comparison_sampler, coords, 5.0);
+  return textureSampleCompare(t_s, placeholder_comparison_sampler, coords, 5.0f);
 }
 )";
 
diff --git a/src/tint/transform/decompose_strided_array_test.cc b/src/tint/transform/decompose_strided_array_test.cc
index 53b335e118..e911df34f8 100644
--- a/src/tint/transform/decompose_strided_array_test.cc
+++ b/src/tint/transform/decompose_strided_array_test.cc
@@ -374,8 +374,8 @@ struct S {
 @stage(compute) @workgroup_size(1i)
 fn f() {
   s.a = array<strided_arr, 4u>();
-  s.a = array<strided_arr, 4u>(strided_arr(1.0), strided_arr(2.0), strided_arr(3.0), strided_arr(4.0));
-  s.a[1i].el = 5.0;
+  s.a = array<strided_arr, 4u>(strided_arr(1.0f), strided_arr(2.0f), strided_arr(3.0f), strided_arr(4.0f));
+  s.a[1i].el = 5.0f;
 }
 )";
 
@@ -423,8 +423,8 @@ struct S {
 @stage(compute) @workgroup_size(1i)
 fn f() {
   s.a = array<f32, 4u>();
-  s.a = array<f32, 4u>(1.0, 2.0, 3.0, 4.0);
-  s.a[1i] = 5.0;
+  s.a = array<f32, 4u>(1.0f, 2.0f, 3.0f, 4.0f);
+  s.a[1i] = 5.0f;
 }
 )";
 
@@ -483,8 +483,8 @@ struct S {
 fn f() {
   let c = s.a;
   let d = s.a[1i].el;
-  s.a = array<strided_arr, 4u>(strided_arr(1.0), strided_arr(2.0), strided_arr(3.0), strided_arr(4.0));
-  s.a[1i].el = 5.0;
+  s.a = array<strided_arr, 4u>(strided_arr(1.0f), strided_arr(2.0f), strided_arr(3.0f), strided_arr(4.0f));
+  s.a[1i].el = 5.0f;
 }
 )";
 
@@ -546,8 +546,8 @@ fn f() {
   let a : ARR = s.a;
   let b : f32 = s.a[1i].el;
   s.a = ARR();
-  s.a = ARR(strided_arr(1.0), strided_arr(2.0), strided_arr(3.0), strided_arr(4.0));
-  s.a[1i].el = 5.0;
+  s.a = ARR(strided_arr(1.0f), strided_arr(2.0f), strided_arr(3.0f), strided_arr(4.0f));
+  s.a[1i].el = 5.0f;
 }
 )";
 
@@ -648,7 +648,7 @@ fn f() {
   let c : ARR_A = s.a[3i].el[2i];
   let d : f32 = s.a[3i].el[2i][1i].el;
   s.a = ARR_B();
-  s.a[3i].el[2i][1i].el = 5.0;
+  s.a[3i].el[2i][1i].el = 5.0f;
 }
 )";
 
diff --git a/src/tint/transform/decompose_strided_matrix_test.cc b/src/tint/transform/decompose_strided_matrix_test.cc
index 803ae73aae..2367cf1873 100644
--- a/src/tint/transform/decompose_strided_matrix_test.cc
+++ b/src/tint/transform/decompose_strided_matrix_test.cc
@@ -376,7 +376,7 @@ fn mat2x2_stride_32_to_arr(m : mat2x2<f32>) -> @stride(32) array<vec2<f32>, 2u>
 
 @stage(compute) @workgroup_size(1i)
 fn f() {
-  s.m = mat2x2_stride_32_to_arr(mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0)));
+  s.m = mat2x2_stride_32_to_arr(mat2x2<f32>(vec2<f32>(1.0f, 2.0f), vec2<f32>(3.0f, 4.0f)));
 }
 )";
 
@@ -429,7 +429,7 @@ struct S {
 
 @stage(compute) @workgroup_size(1i)
 fn f() {
-  s.m[1i] = vec2<f32>(1.0, 2.0);
+  s.m[1i] = vec2<f32>(1.0f, 2.0f);
 }
 )";
 
@@ -505,8 +505,8 @@ fn f() {
   let x = arr_to_mat2x2_stride_32(s.m);
   let y = s.m[1i];
   let z = x[1i];
-  s.m = mat2x2_stride_32_to_arr(mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0)));
-  s.m[1i] = vec2<f32>(5.0, 6.0);
+  s.m = mat2x2_stride_32_to_arr(mat2x2<f32>(vec2<f32>(1.0f, 2.0f), vec2<f32>(3.0f, 4.0f)));
+  s.m[1i] = vec2<f32>(5.0f, 6.0f);
 }
 )";
 
@@ -613,7 +613,7 @@ var<private> s : S;
 
 @stage(compute) @workgroup_size(1i)
 fn f() {
-  s.m = mat2x2<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0));
+  s.m = mat2x2<f32>(vec2<f32>(1.0f, 2.0f), vec2<f32>(3.0f, 4.0f));
 }
 )";
 
diff --git a/src/tint/transform/fold_constants_test.cc b/src/tint/transform/fold_constants_test.cc
index f27ede61f8..54bb2e38a3 100644
--- a/src/tint/transform/fold_constants_test.cc
+++ b/src/tint/transform/fold_constants_test.cc
@@ -41,7 +41,7 @@ var<private> a : i32 = 123i;
 
 var<private> b : u32 = 123u;
 
-var<private> c : f32 = 123.0;
+var<private> c : f32 = 123.0f;
 
 var<private> d : bool = true;
 
@@ -70,7 +70,7 @@ var<private> a : i32 = 123i;
 
 var<private> b : u32 = 123u;
 
-var<private> c : f32 = 123.0;
+var<private> c : f32 = 123.0f;
 
 var<private> d : bool = true;
 
@@ -99,7 +99,7 @@ var<private> a : i32 = 123i;
 
 var<private> b : u32 = 123u;
 
-var<private> c : f32 = 123.0;
+var<private> c : f32 = 123.0f;
 
 var<private> d : bool = true;
 
@@ -128,7 +128,7 @@ var<private> a : vec3<i32> = vec3<i32>(123i);
 
 var<private> b : vec3<u32> = vec3<u32>(123u);
 
-var<private> c : vec3<f32> = vec3<f32>(123.0);
+var<private> c : vec3<f32> = vec3<f32>(123.0f);
 
 var<private> d : vec3<bool> = vec3<bool>(true);
 
@@ -157,7 +157,7 @@ var<private> a : vec3<i32> = vec3<i32>(123i);
 
 var<private> b : vec3<u32> = vec3<u32>(123u);
 
-var<private> c : vec3<f32> = vec3<f32>(123.0);
+var<private> c : vec3<f32> = vec3<f32>(123.0f);
 
 var<private> d : vec3<bool> = vec3<bool>(true);
 
@@ -186,7 +186,7 @@ var<private> a : vec3<i32> = vec3<i32>(123i);
 
 var<private> b : vec3<u32> = vec3<u32>(123u);
 
-var<private> c : vec3<f32> = vec3<f32>(123.0);
+var<private> c : vec3<f32> = vec3<f32>(123.0f);
 
 var<private> d : vec3<bool> = vec3<bool>(true);
 
@@ -245,7 +245,7 @@ fn f() {
 fn f() {
   var a : i32 = 123i;
   var b : u32 = 123u;
-  var c : f32 = 123.0;
+  var c : f32 = 123.0f;
   var d : bool = true;
 }
 )";
@@ -269,7 +269,7 @@ fn f() {
 fn f() {
   var a : i32 = 123i;
   var b : u32 = 123u;
-  var c : f32 = 123.0;
+  var c : f32 = 123.0f;
   var d : bool = true;
 }
 )";
@@ -293,7 +293,7 @@ fn f() {
 fn f() {
   var a : i32 = 123i;
   var b : u32 = 123u;
-  var c : f32 = 123.0;
+  var c : f32 = 123.0f;
   var d : bool = true;
 }
 )";
@@ -308,7 +308,7 @@ TEST_F(FoldConstantsTest, Function_Vector_NoConversion) {
 fn f() {
   var a : vec3<i32> = vec3<i32>(123i);
   var b : vec3<u32> = vec3<u32>(123u);
-  var c : vec3<f32> = vec3<f32>(123.0);
+  var c : vec3<f32> = vec3<f32>(123.0f);
   var d : vec3<bool> = vec3<bool>(true);
 }
 )";
@@ -317,7 +317,7 @@ fn f() {
 fn f() {
   var a : vec3<i32> = vec3<i32>(123i);
   var b : vec3<u32> = vec3<u32>(123u);
-  var c : vec3<f32> = vec3<f32>(123.0);
+  var c : vec3<f32> = vec3<f32>(123.0f);
   var d : vec3<bool> = vec3<bool>(true);
 }
 )";
@@ -341,7 +341,7 @@ fn f() {
 fn f() {
   var a : vec3<i32> = vec3<i32>(123i);
   var b : vec3<u32> = vec3<u32>(123u);
-  var c : vec3<f32> = vec3<f32>(123.0);
+  var c : vec3<f32> = vec3<f32>(123.0f);
   var d : vec3<bool> = vec3<bool>(true);
 }
 )";
@@ -365,7 +365,7 @@ fn f() {
 fn f() {
   var a : vec3<i32> = vec3<i32>(123i);
   var b : vec3<u32> = vec3<u32>(123u);
-  var c : vec3<f32> = vec3<f32>(123.0);
+  var c : vec3<f32> = vec3<f32>(123.0f);
   var d : vec3<bool> = vec3<bool>(true);
 }
 )";
@@ -412,7 +412,7 @@ fn f() {
     auto* expect = R"(
 fn f() {
   var a : f32 = f32();
-  var b : vec2<f32> = vec2<f32>(1.0, a);
+  var b : vec2<f32> = vec2<f32>(1.0f, a);
 }
 )";
 
diff --git a/src/tint/transform/multiplanar_external_texture_test.cc b/src/tint/transform/multiplanar_external_texture_test.cc
index 171df8dac9..39c4602259 100644
--- a/src/tint/transform/multiplanar_external_texture_test.cc
+++ b/src/tint/transform/multiplanar_external_texture_test.cc
@@ -249,14 +249,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 @stage(fragment)
@@ -318,14 +318,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 @stage(fragment)
@@ -394,12 +394,12 @@ fn textureLoadExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, coord
   if ((params.numPlanes == 1u)) {
     color = textureLoad(plane0, coord, 0i).rgb;
   } else {
-    color = (vec4<f32>(textureLoad(plane0, coord, 0i).r, textureLoad(plane1, coord, 0i).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureLoad(plane0, coord, 0i).r, textureLoad(plane1, coord, 0i).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 @stage(fragment)
@@ -462,12 +462,12 @@ fn textureLoadExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, coord
   if ((params.numPlanes == 1u)) {
     color = textureLoad(plane0, coord, 0i).rgb;
   } else {
-    color = (vec4<f32>(textureLoad(plane0, coord, 0i).r, textureLoad(plane1, coord, 0i).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureLoad(plane0, coord, 0i).r, textureLoad(plane1, coord, 0i).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 @stage(fragment)
@@ -536,14 +536,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn textureLoadExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, coord : vec2<i32>, params : ExternalTextureParams) -> vec4<f32> {
@@ -551,12 +551,12 @@ fn textureLoadExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, coord
   if ((params.numPlanes == 1u)) {
     color = textureLoad(plane0, coord, 0i).rgb;
   } else {
-    color = (vec4<f32>(textureLoad(plane0, coord, 0i).r, textureLoad(plane1, coord, 0i).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureLoad(plane0, coord, 0i).r, textureLoad(plane1, coord, 0i).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 @stage(fragment)
@@ -619,14 +619,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn textureLoadExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, coord : vec2<i32>, params : ExternalTextureParams) -> vec4<f32> {
@@ -634,12 +634,12 @@ fn textureLoadExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, coord
   if ((params.numPlanes == 1u)) {
     color = textureLoad(plane0, coord, 0i).rgb;
   } else {
-    color = (vec4<f32>(textureLoad(plane0, coord, 0i).r, textureLoad(plane1, coord, 0i).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureLoad(plane0, coord, 0i).r, textureLoad(plane1, coord, 0i).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 @stage(fragment)
@@ -730,14 +730,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 @stage(fragment)
@@ -808,14 +808,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn f(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
@@ -895,14 +895,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn f(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
@@ -972,14 +972,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn f(s : sampler, t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams) {
@@ -1060,14 +1060,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn f(t : texture_2d<f32>, ext_tex_plane_1_2 : texture_2d<f32>, ext_tex_params_2 : ExternalTextureParams, s : sampler, t2 : texture_2d<f32>, ext_tex_plane_1_3 : texture_2d<f32>, ext_tex_params_3 : ExternalTextureParams) {
@@ -1158,14 +1158,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn f(t : texture_2d<f32>, ext_tex_plane_1_2 : texture_2d<f32>, ext_tex_params_2 : ExternalTextureParams, s : sampler, t2 : texture_2d<f32>, ext_tex_plane_1_3 : texture_2d<f32>, ext_tex_params_3 : ExternalTextureParams) {
@@ -1243,14 +1243,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn nested(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
@@ -1333,14 +1333,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn nested(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
@@ -1463,14 +1463,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn f(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
@@ -1551,14 +1551,14 @@ fn gammaCorrection(v : vec3<f32>, params : GammaTransferParams) -> vec3<f32> {
 fn textureSampleExternal(plane0 : texture_2d<f32>, plane1 : texture_2d<f32>, smp : sampler, coord : vec2<f32>, params : ExternalTextureParams) -> vec4<f32> {
   var color : vec3<f32>;
   if ((params.numPlanes == 1u)) {
-    color = textureSampleLevel(plane0, smp, coord, 0.0).rgb;
+    color = textureSampleLevel(plane0, smp, coord, 0.0f).rgb;
   } else {
-    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0).r, textureSampleLevel(plane1, smp, coord, 0.0).rg, 1.0) * params.yuvToRgbConversionMatrix);
+    color = (vec4<f32>(textureSampleLevel(plane0, smp, coord, 0.0f).r, textureSampleLevel(plane1, smp, coord, 0.0f).rg, 1.0f) * params.yuvToRgbConversionMatrix);
   }
   color = gammaCorrection(color, params.gammaDecodeParams);
   color = (params.gamutConversionMatrix * color);
   color = gammaCorrection(color, params.gammaEncodeParams);
-  return vec4<f32>(color, 1.0);
+  return vec4<f32>(color, 1.0f);
 }
 
 fn f(t : texture_2d<f32>, ext_tex_plane_1_1 : texture_2d<f32>, ext_tex_params_1 : ExternalTextureParams, s : sampler) {
diff --git a/src/tint/transform/vertex_pulling_test.cc b/src/tint/transform/vertex_pulling_test.cc
index 80768a76a3..ef37631adc 100644
--- a/src/tint/transform/vertex_pulling_test.cc
+++ b/src/tint/transform/vertex_pulling_test.cc
@@ -1172,22 +1172,22 @@ fn main(@builtin(vertex_index) tint_pulling_vertex_index : u32) -> @builtin(posi
     uint8x4 = (((vec4<u32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]) << vec4<u32>(24u, 16u, 8u, 0u)) >> vec4<u32>(24u))).xy;
     sint8x2 = (((vec2<i32>(bitcast<i32>((tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)] << 16u))) << vec2<u32>(8u, 0u)) >> vec2<u32>(24u))).x;
     sint8x4 = (((vec4<i32>(bitcast<i32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)])) << vec4<u32>(24u, 16u, 8u, 0u)) >> vec4<u32>(24u))).xy;
-    unorm8x2 = vec4<f32>(unpack4x8unorm((tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)] & 65535u)).xy, 0.0, 1.0);
+    unorm8x2 = vec4<f32>(unpack4x8unorm((tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)] & 65535u)).xy, 0.0f, 1.0f);
     unorm8x4 = unpack4x8unorm(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]).x;
-    snorm8x2 = vec3<f32>(unpack4x8snorm((tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)] & 65535u)).xy, 0.0);
+    snorm8x2 = vec3<f32>(unpack4x8snorm((tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)] & 65535u)).xy, 0.0f);
     snorm8x4 = unpack4x8snorm(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]).x;
     uint16x2 = vec3<u32>(((vec2<u32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]) << vec2<u32>(16u, 0u)) >> vec2<u32>(16u)), 0u);
     uint16x4 = (((vec2<u32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)], tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 17u)]).xxyy << vec4<u32>(16u, 0u, 16u, 0u)) >> vec4<u32>(16u))).xy;
     sint16x2 = vec4<i32>(((vec2<i32>(bitcast<i32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)])) << vec2<u32>(16u, 0u)) >> vec2<u32>(16u)), 0i, 1i);
     sint16x4 = (((vec2<i32>(bitcast<i32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), bitcast<i32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 17u)])).xxyy << vec4<u32>(16u, 0u, 16u, 0u)) >> vec4<u32>(16u))).x;
-    unorm16x2 = vec3<f32>(unpack2x16unorm(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), 0.0);
+    unorm16x2 = vec3<f32>(unpack2x16unorm(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), 0.0f);
     unorm16x4 = vec4<f32>(unpack2x16unorm(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), unpack2x16unorm(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 17u)])).x;
-    snorm16x2 = vec4<f32>(unpack2x16snorm(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), 0.0, 1.0);
+    snorm16x2 = vec4<f32>(unpack2x16snorm(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), 0.0f, 1.0f);
     snorm16x4 = vec4<f32>(unpack2x16snorm(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), unpack2x16snorm(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 17u)])).xyz;
-    float16x2 = vec4<f32>(unpack2x16float(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), 0.0, 1.0);
+    float16x2 = vec4<f32>(unpack2x16float(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), 0.0f, 1.0f);
     float16x4 = vec4<f32>(unpack2x16float(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), unpack2x16float(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 17u)])).x;
-    float32 = vec4<f32>(bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), 0.0, 0.0, 1.0);
-    float32x2 = vec4<f32>(vec2<f32>(bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 17u)])), 0.0, 1.0);
+    float32 = vec4<f32>(bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), 0.0f, 0.0f, 1.0f);
+    float32x2 = vec4<f32>(vec2<f32>(bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 17u)])), 0.0f, 1.0f);
     float32x3 = vec3<f32>(bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 17u)]), bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 18u)])).xy;
     float32x4 = vec4<f32>(bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)]), bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 17u)]), bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 18u)]), bitcast<f32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 19u)])).xyz;
     uint32 = vec3<u32>(tint_pulling_vertex_buffer_0.tint_vertex_data[(buffer_array_base_0 + 16u)], 0u, 0u);
diff --git a/src/tint/writer/wgsl/generator_impl.cc b/src/tint/writer/wgsl/generator_impl.cc
index 677421d070..c71cd4959c 100644
--- a/src/tint/writer/wgsl/generator_impl.cc
+++ b/src/tint/writer/wgsl/generator_impl.cc
@@ -258,7 +258,7 @@ bool GeneratorImpl::EmitLiteral(std::ostream& out, const ast::LiteralExpression*
             return true;
         },
         [&](const ast::FloatLiteralExpression* l) {  //
-            out << FloatToBitPreservingString(static_cast<float>(l->value));
+            out << FloatToBitPreservingString(static_cast<float>(l->value)) << l->suffix;
             return true;
         },
         [&](const ast::IntLiteralExpression* l) {  //
diff --git a/src/tint/writer/wgsl/generator_impl_constructor_test.cc b/src/tint/writer/wgsl/generator_impl_constructor_test.cc
index 7a147c2365..ae9f2b74f6 100644
--- a/src/tint/writer/wgsl/generator_impl_constructor_test.cc
+++ b/src/tint/writer/wgsl/generator_impl_constructor_test.cc
@@ -58,7 +58,7 @@ TEST_F(WgslGeneratorImplTest, EmitConstructor_Float) {
     GeneratorImpl& gen = Build();
 
     ASSERT_TRUE(gen.Generate()) << gen.error();
-    EXPECT_THAT(gen.result(), HasSubstr("1073741824.0"));
+    EXPECT_THAT(gen.result(), HasSubstr("1073741824.0f"));
 }
 
 TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Float) {
@@ -67,7 +67,7 @@ TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Float) {
     GeneratorImpl& gen = Build();
 
     ASSERT_TRUE(gen.Generate()) << gen.error();
-    EXPECT_THAT(gen.result(), HasSubstr("f32(-0.000012)"));
+    EXPECT_THAT(gen.result(), HasSubstr("f32(-0.000012f)"));
 }
 
 TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Bool) {
@@ -103,7 +103,7 @@ TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Vec) {
     GeneratorImpl& gen = Build();
 
     ASSERT_TRUE(gen.Generate()) << gen.error();
-    EXPECT_THAT(gen.result(), HasSubstr("vec3<f32>(1.0, 2.0, 3.0)"));
+    EXPECT_THAT(gen.result(), HasSubstr("vec3<f32>(1.0f, 2.0f, 3.0f)"));
 }
 
 TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Mat) {
@@ -112,8 +112,8 @@ TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Mat) {
     GeneratorImpl& gen = Build();
 
     ASSERT_TRUE(gen.Generate()) << gen.error();
-    EXPECT_THAT(gen.result(), HasSubstr("mat2x3<f32>(vec3<f32>(1.0, 2.0, 3.0), "
-                                        "vec3<f32>(3.0, 4.0, 5.0))"));
+    EXPECT_THAT(gen.result(), HasSubstr("mat2x3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f), "
+                                        "vec3<f32>(3.0f, 4.0f, 5.0f))"));
 }
 
 TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Array) {
@@ -123,8 +123,9 @@ TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Array) {
     GeneratorImpl& gen = Build();
 
     ASSERT_TRUE(gen.Generate()) << gen.error();
-    EXPECT_THAT(gen.result(), HasSubstr("array<vec3<f32>, 3u>(vec3<f32>(1.0, 2.0, 3.0), "
-                                        "vec3<f32>(4.0, 5.0, 6.0), vec3<f32>(7.0, 8.0, 9.0))"));
+    EXPECT_THAT(gen.result(),
+                HasSubstr("array<vec3<f32>, 3u>(vec3<f32>(1.0f, 2.0f, 3.0f), "
+                          "vec3<f32>(4.0f, 5.0f, 6.0f), vec3<f32>(7.0f, 8.0f, 9.0f))"));
 }
 
 }  // namespace
diff --git a/src/tint/writer/wgsl/generator_impl_function_test.cc b/src/tint/writer/wgsl/generator_impl_function_test.cc
index da919486ac..4c43a592f1 100644
--- a/src/tint/writer/wgsl/generator_impl_function_test.cc
+++ b/src/tint/writer/wgsl/generator_impl_function_test.cc
@@ -139,7 +139,7 @@ TEST_F(WgslGeneratorImplTest, Emit_Function_EntryPoint_ReturnValue) {
     ASSERT_TRUE(gen.EmitFunction(func));
     EXPECT_EQ(gen.result(), R"(  @stage(fragment)
   fn frag_main() -> @location(1) f32 {
-    return 1.0;
+    return 1.0f;
   }
 )");
 }
diff --git a/src/tint/writer/wgsl/generator_impl_literal_test.cc b/src/tint/writer/wgsl/generator_impl_literal_test.cc
index 353bd36252..dd715d4fbe 100644
--- a/src/tint/writer/wgsl/generator_impl_literal_test.cc
+++ b/src/tint/writer/wgsl/generator_impl_literal_test.cc
@@ -64,36 +64,37 @@ TEST_P(WgslGenerator_FloatLiteralTest, Emit) {
 
 INSTANTIATE_TEST_SUITE_P(Zero,
                          WgslGenerator_FloatLiteralTest,
-                         ::testing::ValuesIn(std::vector<FloatData>{{0_f, "0.0"},
-                                                                    {MakeFloat(0, 0, 0), "0.0"},
-                                                                    {MakeFloat(1, 0, 0), "-0.0"}}));
+                         ::testing::ValuesIn(std::vector<FloatData>{
+                             {0_f, "0.0f"},
+                             {MakeFloat(0, 0, 0), "0.0f"},
+                             {MakeFloat(1, 0, 0), "-0.0f"}}));
 
 INSTANTIATE_TEST_SUITE_P(Normal,
                          WgslGenerator_FloatLiteralTest,
-                         ::testing::ValuesIn(std::vector<FloatData>{{1_f, "1.0"},
-                                                                    {-1_f, "-1.0"},
-                                                                    {101.375_f, "101.375"}}));
+                         ::testing::ValuesIn(std::vector<FloatData>{{1_f, "1.0f"},
+                                                                    {-1_f, "-1.0f"},
+                                                                    {101.375_f, "101.375f"}}));
 
 INSTANTIATE_TEST_SUITE_P(Subnormal,
                          WgslGenerator_FloatLiteralTest,
                          ::testing::ValuesIn(std::vector<FloatData>{
-                             {MakeFloat(0, 0, 1), "0x1p-149"},  // Smallest
-                             {MakeFloat(1, 0, 1), "-0x1p-149"},
-                             {MakeFloat(0, 0, 2), "0x1p-148"},
-                             {MakeFloat(1, 0, 2), "-0x1p-148"},
-                             {MakeFloat(0, 0, 0x7fffff), "0x1.fffffcp-127"},   // Largest
-                             {MakeFloat(1, 0, 0x7fffff), "-0x1.fffffcp-127"},  // Largest
-                             {MakeFloat(0, 0, 0xcafebe), "0x1.2bfaf8p-127"},   // Scattered bits
-                             {MakeFloat(1, 0, 0xcafebe), "-0x1.2bfaf8p-127"},  // Scattered bits
-                             {MakeFloat(0, 0, 0xaaaaa), "0x1.55554p-130"},     // Scattered bits
-                             {MakeFloat(1, 0, 0xaaaaa), "-0x1.55554p-130"},    // Scattered bits
+                             {MakeFloat(0, 0, 1), "0x1p-149f"},  // Smallest
+                             {MakeFloat(1, 0, 1), "-0x1p-149f"},
+                             {MakeFloat(0, 0, 2), "0x1p-148f"},
+                             {MakeFloat(1, 0, 2), "-0x1p-148f"},
+                             {MakeFloat(0, 0, 0x7fffff), "0x1.fffffcp-127f"},   // Largest
+                             {MakeFloat(1, 0, 0x7fffff), "-0x1.fffffcp-127f"},  // Largest
+                             {MakeFloat(0, 0, 0xcafebe), "0x1.2bfaf8p-127f"},   // Scattered bits
+                             {MakeFloat(1, 0, 0xcafebe), "-0x1.2bfaf8p-127f"},  // Scattered bits
+                             {MakeFloat(0, 0, 0xaaaaa), "0x1.55554p-130f"},     // Scattered bits
+                             {MakeFloat(1, 0, 0xaaaaa), "-0x1.55554p-130f"},    // Scattered bits
                          }));
 
 INSTANTIATE_TEST_SUITE_P(Infinity,
                          WgslGenerator_FloatLiteralTest,
                          ::testing::ValuesIn(std::vector<FloatData>{
-                             {MakeFloat(0, 255, 0), "0x1p+128"},
-                             {MakeFloat(1, 255, 0), "-0x1p+128"}}));
+                             {MakeFloat(0, 255, 0), "0x1p+128f"},
+                             {MakeFloat(1, 255, 0), "-0x1p+128f"}}));
 
 INSTANTIATE_TEST_SUITE_P(
     // TODO(dneto): It's unclear how Infinity and NaN should be handled.
@@ -108,20 +109,20 @@ INSTANTIATE_TEST_SUITE_P(
     WgslGenerator_FloatLiteralTest,
     ::testing::ValuesIn(std::vector<FloatData>{
         // LSB only.  Smallest mantissa.
-        {MakeFloat(0, 255, 1), "0x1.000002p+128"},  // Smallest mantissa
-        {MakeFloat(1, 255, 1), "-0x1.000002p+128"},
+        {MakeFloat(0, 255, 1), "0x1.000002p+128f"},  // Smallest mantissa
+        {MakeFloat(1, 255, 1), "-0x1.000002p+128f"},
         // MSB only.
-        {MakeFloat(0, 255, 0x400000), "0x1.8p+128"},
-        {MakeFloat(1, 255, 0x400000), "-0x1.8p+128"},
+        {MakeFloat(0, 255, 0x400000), "0x1.8p+128f"},
+        {MakeFloat(1, 255, 0x400000), "-0x1.8p+128f"},
         // All 1s in the mantissa.
-        {MakeFloat(0, 255, 0x7fffff), "0x1.fffffep+128"},
-        {MakeFloat(1, 255, 0x7fffff), "-0x1.fffffep+128"},
+        {MakeFloat(0, 255, 0x7fffff), "0x1.fffffep+128f"},
+        {MakeFloat(1, 255, 0x7fffff), "-0x1.fffffep+128f"},
         // Scattered bits, with 0 in top mantissa bit.
-        {MakeFloat(0, 255, 0x20101f), "0x1.40203ep+128"},
-        {MakeFloat(1, 255, 0x20101f), "-0x1.40203ep+128"},
+        {MakeFloat(0, 255, 0x20101f), "0x1.40203ep+128f"},
+        {MakeFloat(1, 255, 0x20101f), "-0x1.40203ep+128f"},
         // Scattered bits, with 1 in top mantissa bit.
-        {MakeFloat(0, 255, 0x40101f), "0x1.80203ep+128"},
-        {MakeFloat(1, 255, 0x40101f), "-0x1.80203ep+128"}}));
+        {MakeFloat(0, 255, 0x40101f), "0x1.80203ep+128f"},
+        {MakeFloat(1, 255, 0x40101f), "-0x1.80203ep+128f"}}));
 
 }  // namespace
 }  // namespace tint::writer::wgsl
diff --git a/src/tint/writer/wgsl/generator_impl_variable_test.cc b/src/tint/writer/wgsl/generator_impl_variable_test.cc
index 80f6259551..83af7c25ea 100644
--- a/src/tint/writer/wgsl/generator_impl_variable_test.cc
+++ b/src/tint/writer/wgsl/generator_impl_variable_test.cc
@@ -107,7 +107,7 @@ TEST_F(WgslGeneratorImplTest, EmitVariable_Constructor) {
 
     std::stringstream out;
     ASSERT_TRUE(gen.EmitVariable(out, v)) << gen.error();
-    EXPECT_EQ(out.str(), R"(var<private> a : f32 = 1.0;)");
+    EXPECT_EQ(out.str(), R"(var<private> a : f32 = 1.0f;)");
 }
 
 TEST_F(WgslGeneratorImplTest, EmitVariable_Const) {
@@ -118,7 +118,7 @@ TEST_F(WgslGeneratorImplTest, EmitVariable_Const) {
 
     std::stringstream out;
     ASSERT_TRUE(gen.EmitVariable(out, v)) << gen.error();
-    EXPECT_EQ(out.str(), R"(let a : f32 = 1.0;)");
+    EXPECT_EQ(out.str(), R"(let a : f32 = 1.0f;)");
 }
 
 }  // namespace
diff --git a/test/tint/access/let/matrix.spvasm.expected.wgsl b/test/tint/access/let/matrix.spvasm.expected.wgsl
index d2a2590d9c..9b26713f11 100644
--- a/test/tint/access/let/matrix.spvasm.expected.wgsl
+++ b/test/tint/access/let/matrix.spvasm.expected.wgsl
@@ -1,5 +1,5 @@
 fn main_1() {
-  let x_24 : f32 = mat3x3<f32>(vec3<f32>(1.0, 2.0, 3.0), vec3<f32>(4.0, 5.0, 6.0), vec3<f32>(7.0, 8.0, 9.0))[1u].y;
+  let x_24 : f32 = mat3x3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f), vec3<f32>(4.0f, 5.0f, 6.0f), vec3<f32>(7.0f, 8.0f, 9.0f))[1u].y;
   return;
 }
 
diff --git a/test/tint/access/let/vector.spvasm.expected.wgsl b/test/tint/access/let/vector.spvasm.expected.wgsl
index 2781fcc008..a5385e1b5b 100644
--- a/test/tint/access/let/vector.spvasm.expected.wgsl
+++ b/test/tint/access/let/vector.spvasm.expected.wgsl
@@ -1,7 +1,7 @@
 fn main_1() {
-  let x_11 : f32 = vec3<f32>(1.0, 2.0, 3.0).y;
-  let x_13 : vec2<f32> = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).x, vec3<f32>(1.0, 2.0, 3.0).z);
-  let x_14 : vec3<f32> = vec3<f32>(vec3<f32>(1.0, 2.0, 3.0).x, vec3<f32>(1.0, 2.0, 3.0).z, vec3<f32>(1.0, 2.0, 3.0).y);
+  let x_11 : f32 = vec3<f32>(1.0f, 2.0f, 3.0f).y;
+  let x_13 : vec2<f32> = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).x, vec3<f32>(1.0f, 2.0f, 3.0f).z);
+  let x_14 : vec3<f32> = vec3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).x, vec3<f32>(1.0f, 2.0f, 3.0f).z, vec3<f32>(1.0f, 2.0f, 3.0f).y);
   return;
 }
 
diff --git a/test/tint/array/strides.spvasm.expected.wgsl b/test/tint/array/strides.spvasm.expected.wgsl
index 6713a1669f..14e0a9e85a 100644
--- a/test/tint/array/strides.spvasm.expected.wgsl
+++ b/test/tint/array/strides.spvasm.expected.wgsl
@@ -26,7 +26,7 @@ fn f_1() {
   let x_28 : Arr = s.a[3i].el[2i];
   let x_32 : f32 = s.a[3i].el[2i][1i].el;
   s.a = array<strided_arr_1, 4u>();
-  s.a[3i].el[2i][1i].el = 5.0;
+  s.a[3i].el[2i][1i].el = 5.0f;
   return;
 }
 
diff --git a/test/tint/bug/tint/1088.spvasm.expected.wgsl b/test/tint/bug/tint/1088.spvasm.expected.wgsl
index e8db8e1a8f..23899cccf5 100644
--- a/test/tint/bug/tint/1088.spvasm.expected.wgsl
+++ b/test/tint/bug/tint/1088.spvasm.expected.wgsl
@@ -32,7 +32,7 @@ fn main_1() {
   var q : vec4<f32>;
   var p : vec3<f32>;
   let x_13 : vec3<f32> = position;
-  q = vec4<f32>(x_13.x, x_13.y, x_13.z, 1.0);
+  q = vec4<f32>(x_13.x, x_13.y, x_13.z, 1.0f);
   let x_21 : vec4<f32> = q;
   p = vec3<f32>(x_21.x, x_21.y, x_21.z);
   let x_27 : f32 = p.x;
@@ -42,14 +42,14 @@ fn main_1() {
   p.x = (x_27 + sin(((x_41 * x_45) + x_49)));
   let x_55 : f32 = p.y;
   let x_57 : f32 = x_14.time;
-  p.y = (x_55 + sin((x_57 + 4.0)));
+  p.y = (x_55 + sin((x_57 + 4.0f)));
   let x_69 : mat4x4<f32> = x_14.worldViewProjection;
   let x_70 : vec3<f32> = p;
-  gl_Position = (x_69 * vec4<f32>(x_70.x, x_70.y, x_70.z, 1.0));
+  gl_Position = (x_69 * vec4<f32>(x_70.x, x_70.y, x_70.z, 1.0f));
   let x_83 : vec2<f32> = uv;
   vUV = x_83;
   let x_87 : f32 = gl_Position.y;
-  gl_Position.y = (x_87 * -1.0);
+  gl_Position.y = (x_87 * -1.0f);
   return;
 }
 
diff --git a/test/tint/bug/tint/1520.spvasm.expected.wgsl b/test/tint/bug/tint/1520.spvasm.expected.wgsl
index 108847dbf3..88c4ea4b9a 100644
--- a/test/tint/bug/tint/1520.spvasm.expected.wgsl
+++ b/test/tint/bug/tint/1520.spvasm.expected.wgsl
@@ -95,20 +95,20 @@ fn main_1() {
   x_9_ok = true;
   x_87_phi = false;
   if (true) {
-    x_86 = all(((vec4<f32>(0.0, 0.0, 0.0, 0.0) / vec4<f32>(x_77, x_77, x_77, x_77)) == vec4<f32>(0.0, 0.0, 0.0, 0.0)));
+    x_86 = all(((vec4<f32>(0.0f, 0.0f, 0.0f, 0.0f) / vec4<f32>(x_77, x_77, x_77, x_77)) == vec4<f32>(0.0f, 0.0f, 0.0f, 0.0f)));
     x_87_phi = x_86;
   }
   let x_87 : bool = x_87_phi;
   x_9_ok = x_87;
   let x_89 : vec4<f32> = vec4<f32>(x_77, x_77, x_77, x_77);
   x_10_val = x_89;
-  let x_92 : vec4<f32> = (x_89 + vec4<f32>(1.0, 1.0, 1.0, 1.0));
+  let x_92 : vec4<f32> = (x_89 + vec4<f32>(1.0f, 1.0f, 1.0f, 1.0f));
   x_10_val = x_92;
-  let x_93 : vec4<f32> = (x_92 - vec4<f32>(1.0, 1.0, 1.0, 1.0));
+  let x_93 : vec4<f32> = (x_92 - vec4<f32>(1.0f, 1.0f, 1.0f, 1.0f));
   x_10_val = x_93;
-  let x_94 : vec4<f32> = (x_93 + vec4<f32>(1.0, 1.0, 1.0, 1.0));
+  let x_94 : vec4<f32> = (x_93 + vec4<f32>(1.0f, 1.0f, 1.0f, 1.0f));
   x_10_val = x_94;
-  let x_95 : vec4<f32> = (x_94 - vec4<f32>(1.0, 1.0, 1.0, 1.0));
+  let x_95 : vec4<f32> = (x_94 - vec4<f32>(1.0f, 1.0f, 1.0f, 1.0f));
   x_10_val = x_95;
   x_100_phi = false;
   if (x_87) {
@@ -117,13 +117,13 @@ fn main_1() {
   }
   let x_100 : bool = x_100_phi;
   x_9_ok = x_100;
-  let x_103 : vec4<f32> = (x_95 * vec4<f32>(2.0, 2.0, 2.0, 2.0));
+  let x_103 : vec4<f32> = (x_95 * vec4<f32>(2.0f, 2.0f, 2.0f, 2.0f));
   x_10_val = x_103;
-  let x_104 : vec4<f32> = (x_103 / vec4<f32>(2.0, 2.0, 2.0, 2.0));
+  let x_104 : vec4<f32> = (x_103 / vec4<f32>(2.0f, 2.0f, 2.0f, 2.0f));
   x_10_val = x_104;
-  let x_105 : vec4<f32> = (x_104 * vec4<f32>(2.0, 2.0, 2.0, 2.0));
+  let x_105 : vec4<f32> = (x_104 * vec4<f32>(2.0f, 2.0f, 2.0f, 2.0f));
   x_10_val = x_105;
-  let x_106 : vec4<f32> = (x_105 / vec4<f32>(2.0, 2.0, 2.0, 2.0));
+  let x_106 : vec4<f32> = (x_105 / vec4<f32>(2.0f, 2.0f, 2.0f, 2.0f));
   x_10_val = x_106;
   x_111_phi = false;
   if (x_100) {
diff --git a/test/tint/bug/tint/1564.wgsl.expected.wgsl b/test/tint/bug/tint/1564.wgsl.expected.wgsl
index b8b5785382..851d66ac9b 100644
--- a/test/tint/bug/tint/1564.wgsl.expected.wgsl
+++ b/test/tint/bug/tint/1564.wgsl.expected.wgsl
@@ -1,3 +1,3 @@
 fn foo() {
-  let b = 0x1.16c2p-133;
+  let b = 0x1.16c2p-133f;
 }
diff --git a/test/tint/bug/tint/749.spvasm.expected.wgsl b/test/tint/bug/tint/749.spvasm.expected.wgsl
index e48b877f56..577838b8c0 100644
--- a/test/tint/bug/tint/749.spvasm.expected.wgsl
+++ b/test/tint/bug/tint/749.spvasm.expected.wgsl
@@ -19,7 +19,7 @@ fn swap_i1_i1_(i : ptr<function, i32>, j : ptr<function, i32>) {
   let x_932 : i32 = temp;
   temp = 0i;
   temp = x_932;
-  let x_523 : vec3<f32> = vec3<f32>(vec3<f32>(1.0, 2.0, 3.0).z, vec3<f32>(1.0, 2.0, 3.0).y, vec3<f32>(1.0, 2.0, 3.0).z);
+  let x_523 : vec3<f32> = vec3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).z, vec3<f32>(1.0f, 2.0f, 3.0f).y, vec3<f32>(1.0f, 2.0f, 3.0f).z);
   let x_933 : i32 = *(i);
   *(i) = 0i;
   *(i) = x_933;
@@ -43,7 +43,7 @@ fn swap_i1_i1_(i : ptr<function, i32>, j : ptr<function, i32>) {
   let x_938 : i32 = *(j);
   *(j) = 0i;
   *(j) = x_938;
-  let x_525 : vec3<f32> = vec3<f32>(x_523.z, vec3<f32>(1.0, 2.0, 3.0).x, x_523.y);
+  let x_525 : vec3<f32> = vec3<f32>(x_523.z, vec3<f32>(1.0f, 2.0f, 3.0f).x, x_523.y);
   let x_939 : i32 = *(i);
   *(i) = 0i;
   *(i) = x_939;
@@ -127,7 +127,7 @@ fn performPartition_i1_i1_(l : ptr<function, i32>, h : ptr<function, i32>) -> i3
   let x_955 : i32 = param_3;
   param_3 = 0i;
   param_3 = x_955;
-  let x_534 : vec3<f32> = vec3<f32>(vec3<f32>(1.0, 2.0, 3.0).z, vec3<f32>(1.0, 2.0, 3.0).x, vec3<f32>(1.0, 2.0, 3.0).z);
+  let x_534 : vec3<f32> = vec3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).z, vec3<f32>(1.0f, 2.0f, 3.0f).x, vec3<f32>(1.0f, 2.0f, 3.0f).z);
   let x_956 : i32 = param_1;
   param_1 = 0i;
   param_1 = x_956;
@@ -161,7 +161,7 @@ fn performPartition_i1_i1_(l : ptr<function, i32>, h : ptr<function, i32>) -> i3
     let x_963 : i32 = pivot;
     pivot = 0i;
     pivot = x_963;
-    x_537 = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).y, vec3<f32>(1.0, 2.0, 3.0).z);
+    x_537 = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).y, vec3<f32>(1.0f, 2.0f, 3.0f).z);
     let x_964 : QuicksortObject = obj;
     obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
     obj = x_964;
@@ -200,7 +200,7 @@ fn performPartition_i1_i1_(l : ptr<function, i32>, h : ptr<function, i32>) -> i3
     obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
     obj = x_972;
     let x_63 : i32 = pivot;
-    let x_540 : vec2<f32> = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).y, x_534.z);
+    let x_540 : vec2<f32> = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).y, x_534.z);
     let x_973 : i32 = i_1;
     i_1 = 0i;
     i_1 = x_973;
@@ -231,7 +231,7 @@ fn performPartition_i1_i1_(l : ptr<function, i32>, h : ptr<function, i32>) -> i3
       let x_980 : i32 = *(l);
       *(l) = 0i;
       *(l) = x_980;
-      let x_544 : vec3<f32> = vec3<f32>(vec3<f32>(1.0, 2.0, 3.0).z, vec3<f32>(1.0, 2.0, 3.0).y, x_540.x);
+      let x_544 : vec3<f32> = vec3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).z, vec3<f32>(1.0f, 2.0f, 3.0f).y, x_540.x);
       let x_70 : i32 = i_1;
       let x_545 : vec2<f32> = vec2<f32>(x_537.y, x_538.x);
       let x_981 : i32 = param;
@@ -329,7 +329,7 @@ fn performPartition_i1_i1_(l : ptr<function, i32>, h : ptr<function, i32>) -> i3
   let x_1003 : i32 = *(l);
   *(l) = 0i;
   *(l) = x_1003;
-  let x_554 : vec2<f32> = vec2<f32>(x_536.z, vec3<f32>(1.0, 2.0, 3.0).y);
+  let x_554 : vec2<f32> = vec2<f32>(x_536.z, vec3<f32>(1.0f, 2.0f, 3.0f).y);
   let x_1004 : i32 = param_1;
   param_1 = 0i;
   param_1 = x_1004;
@@ -360,7 +360,7 @@ fn quicksort_() {
   let x_1008 : array<i32, 10u> = stack;
   stack = array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i);
   stack = x_1008;
-  let x_556 : vec2<f32> = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).y, vec3<f32>(1.0, 2.0, 3.0).y);
+  let x_556 : vec2<f32> = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).y, vec3<f32>(1.0f, 2.0f, 3.0f).y);
   let x_1009 : i32 = param_5;
   param_5 = 0i;
   param_5 = x_1009;
@@ -369,7 +369,7 @@ fn quicksort_() {
   p = 0i;
   p = x_1010;
   let x_93 : i32 = top;
-  let x_557 : vec2<f32> = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).x, vec3<f32>(1.0, 2.0, 3.0).x);
+  let x_557 : vec2<f32> = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).x, vec3<f32>(1.0f, 2.0f, 3.0f).x);
   let x_1011 : i32 = p;
   p = 0i;
   p = x_1011;
@@ -410,7 +410,7 @@ fn quicksort_() {
   let x_1020 : i32 = param_4;
   param_4 = 0i;
   param_4 = x_1020;
-  let x_562 : vec3<f32> = vec3<f32>(vec3<f32>(1.0, 2.0, 3.0).z, x_558.y, vec3<f32>(1.0, 2.0, 3.0).y);
+  let x_562 : vec3<f32> = vec3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).z, x_558.y, vec3<f32>(1.0f, 2.0f, 3.0f).y);
   let x_1021 : i32 = stack[x_96_save];
   stack[x_96_save] = 0i;
   stack[x_96_save] = x_1021;
@@ -507,7 +507,7 @@ fn quicksort_() {
     let x_1043 : i32 = stack[x_100_save];
     stack[x_100_save] = 0i;
     stack[x_100_save] = x_1043;
-    let x_573 : vec2<f32> = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).y, vec3<f32>(1.0, 2.0, 3.0).z);
+    let x_573 : vec2<f32> = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).y, vec3<f32>(1.0f, 2.0f, 3.0f).z);
     top = (x_112 - 1i);
     let x_1044 : i32 = param_5;
     param_5 = 0i;
@@ -540,7 +540,7 @@ fn quicksort_() {
     stack[x_110_save] = x_1050;
     let x_577 : vec2<f32> = vec2<f32>(x_569.y, x_569.z);
     let x_120 : i32 = h_1;
-    let x_578 : vec2<f32> = vec2<f32>(x_558.x, vec3<f32>(1.0, 2.0, 3.0).y);
+    let x_578 : vec2<f32> = vec2<f32>(x_558.x, vec3<f32>(1.0f, 2.0f, 3.0f).y);
     param_5 = x_120;
     let x_1051 : i32 = stack[x_100_save];
     stack[x_100_save] = 0i;
@@ -648,7 +648,7 @@ fn quicksort_() {
     let x_1076 : i32 = stack[x_96_save];
     stack[x_96_save] = 0i;
     stack[x_96_save] = x_1076;
-    let x_592 : vec2<f32> = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).x, vec3<f32>(1.0, 2.0, 3.0).y);
+    let x_592 : vec2<f32> = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).x, vec3<f32>(1.0f, 2.0f, 3.0f).y);
     let x_1077 : QuicksortObject = obj;
     obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
     obj = x_1077;
@@ -774,7 +774,7 @@ fn main_1() {
   var i_2 : i32;
   var uv : vec2<f32>;
   let x_717 : vec2<f32> = uv;
-  uv = vec2<f32>(0.0, 0.0);
+  uv = vec2<f32>(0.0f, 0.0f);
   uv = x_717;
   i_2 = 0i;
   let x_721 : QuicksortObject = obj;
@@ -784,13 +784,13 @@ fn main_1() {
     let x_722 : QuicksortObject = obj;
     obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
     obj = x_722;
-    let x_431 : vec2<f32> = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).x, vec3<f32>(1.0, 2.0, 3.0).x);
+    let x_431 : vec2<f32> = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).x, vec3<f32>(1.0f, 2.0f, 3.0f).x);
     let x_158 : i32 = i_2;
     let x_723 : vec2<f32> = uv;
-    uv = vec2<f32>(0.0, 0.0);
+    uv = vec2<f32>(0.0f, 0.0f);
     uv = x_723;
     let x_725 : vec3<f32> = color;
-    color = vec3<f32>(0.0, 0.0, 0.0);
+    color = vec3<f32>(0.0f, 0.0f, 0.0f);
     color = x_725;
     let x_432 : vec2<f32> = vec2<f32>(x_431.y, x_431.y);
     let x_726 : QuicksortObject = obj;
@@ -810,11 +810,11 @@ fn main_1() {
   obj = x_758;
   let x_184 : vec4<f32> = gl_FragCoord;
   let x_759 : vec2<f32> = uv;
-  uv = vec2<f32>(0.0, 0.0);
+  uv = vec2<f32>(0.0f, 0.0f);
   uv = x_759;
   let x_447 : vec2<f32> = vec2<f32>(vec2<f32>().y, vec2<f32>().y);
   let x_760 : vec2<f32> = uv;
-  uv = vec2<f32>(0.0, 0.0);
+  uv = vec2<f32>(0.0f, 0.0f);
   uv = x_760;
   let x_185 : vec2<f32> = vec2<f32>(x_184.x, x_184.y);
   let x_448 : vec3<f32> = vec3<f32>(x_185.y, x_446.y, x_446.y);
@@ -822,15 +822,15 @@ fn main_1() {
   obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
   obj = x_761;
   let x_762 : vec2<f32> = uv;
-  uv = vec2<f32>(0.0, 0.0);
+  uv = vec2<f32>(0.0f, 0.0f);
   uv = x_762;
   let x_191 : vec2<f32> = x_188.resolution;
   let x_763 : QuicksortObject = obj;
   obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
   obj = x_763;
-  let x_449 : vec3<f32> = vec3<f32>(x_184.y, vec3<f32>(1.0, 2.0, 3.0).z, x_184.w);
+  let x_449 : vec3<f32> = vec3<f32>(x_184.y, vec3<f32>(1.0f, 2.0f, 3.0f).z, x_184.w);
   let x_764 : vec3<f32> = color;
-  color = vec3<f32>(0.0, 0.0, 0.0);
+  color = vec3<f32>(0.0f, 0.0f, 0.0f);
   color = x_764;
   let x_192 : vec2<f32> = (x_185 / x_191);
   let x_765 : QuicksortObject = obj;
@@ -838,15 +838,15 @@ fn main_1() {
   obj = x_765;
   let x_450 : vec2<f32> = vec2<f32>(x_447.x, x_185.y);
   let x_766 : vec3<f32> = color;
-  color = vec3<f32>(0.0, 0.0, 0.0);
+  color = vec3<f32>(0.0f, 0.0f, 0.0f);
   let x_767 : vec3<f32> = color;
-  color = vec3<f32>(0.0, 0.0, 0.0);
+  color = vec3<f32>(0.0f, 0.0f, 0.0f);
   color = x_767;
   color = x_766;
   uv = x_192;
-  color = vec3<f32>(1.0, 2.0, 3.0);
+  color = vec3<f32>(1.0f, 2.0f, 3.0f);
   let x_768 : vec3<f32> = color;
-  color = vec3<f32>(0.0, 0.0, 0.0);
+  color = vec3<f32>(0.0f, 0.0f, 0.0f);
   color = x_768;
   let x_451 : vec3<f32> = vec3<f32>(x_185.x, x_185.y, x_446.y);
   let x_769 : QuicksortObject = obj;
@@ -864,9 +864,9 @@ fn main_1() {
   obj.numbers[0u] = x_772;
   let x_206 : f32 = color.x;
   let x_773 : f32 = color.x;
-  color.x = 0.0;
+  color.x = 0.0f;
   color.x = x_773;
-  let x_452 : vec2<f32> = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).z, vec3<f32>(1.0, 2.0, 3.0).y);
+  let x_452 : vec2<f32> = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).z, vec3<f32>(1.0f, 2.0f, 3.0f).y);
   let x_774 : i32 = i_2;
   i_2 = 0i;
   i_2 = x_774;
@@ -876,21 +876,21 @@ fn main_1() {
   let x_453 : vec3<f32> = vec3<f32>(x_451.x, x_450.x, x_450.y);
   color.x = (x_206 + f32(x_201));
   let x_776 : vec2<f32> = uv;
-  uv = vec2<f32>(0.0, 0.0);
+  uv = vec2<f32>(0.0f, 0.0f);
   uv = x_776;
   let x_777 : vec2<f32> = uv;
-  uv = vec2<f32>(0.0, 0.0);
+  uv = vec2<f32>(0.0f, 0.0f);
   uv = x_777;
   let x_454 : vec2<f32> = vec2<f32>(x_184.y, x_184.y);
   let x_210 : f32 = uv.x;
   let x_455 : vec2<f32> = vec2<f32>(x_192.y, x_192.x);
   let x_778 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_778;
   let x_779 : QuicksortObject = obj;
   obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
   obj = x_779;
-  if ((x_210 > 0.25)) {
+  if ((x_210 > 0.25f)) {
     let x_780 : i32 = i_2;
     i_2 = 0i;
     i_2 = x_780;
@@ -899,7 +899,7 @@ fn main_1() {
     obj.numbers[0u] = x_781;
     let x_456 : vec3<f32> = vec3<f32>(vec2<f32>().y, x_448.y, x_448.y);
     let x_782 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_782;
     let x_216 : i32 = obj.numbers[1i];
     let x_783 : QuicksortObject = obj;
@@ -907,28 +907,28 @@ fn main_1() {
     obj = x_783;
     let x_457 : vec2<f32> = vec2<f32>(x_454.x, x_454.x);
     let x_784 : vec2<f32> = uv;
-    uv = vec2<f32>(0.0, 0.0);
+    uv = vec2<f32>(0.0f, 0.0f);
     uv = x_784;
     let x_785 : QuicksortObject = obj;
     obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
     obj = x_785;
-    let x_458 : vec2<f32> = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).z, vec2<f32>().y);
+    let x_458 : vec2<f32> = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).z, vec2<f32>().y);
     let x_786 : i32 = i_2;
     i_2 = 0i;
     i_2 = x_786;
     let x_219 : f32 = color[0i];
     let x_787 : f32 = color[0i];
-    color[0i] = 0.0;
+    color[0i] = 0.0f;
     color[0i] = x_787;
     let x_788 : vec3<f32> = color;
-    color = vec3<f32>(0.0, 0.0, 0.0);
+    color = vec3<f32>(0.0f, 0.0f, 0.0f);
     color = x_788;
     let x_789 : vec3<f32> = color;
-    color = vec3<f32>(0.0, 0.0, 0.0);
+    color = vec3<f32>(0.0f, 0.0f, 0.0f);
     color = x_789;
     let x_459 : vec3<f32> = vec3<f32>(x_454.y, x_454.y, x_447.y);
     let x_790 : f32 = color[0i];
-    color[0i] = 0.0;
+    color[0i] = 0.0f;
     color[0i] = x_790;
     color.x = (f32(x_216) + x_219);
     let x_791 : i32 = obj.numbers[0u];
@@ -936,54 +936,54 @@ fn main_1() {
     obj.numbers[0u] = x_791;
   }
   let x_792 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_792;
   let x_793 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_793;
   let x_223 : f32 = uv.x;
   let x_794 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_794;
   let x_460 : vec3<f32> = vec3<f32>(x_453.z, x_453.y, x_453.y);
   let x_795 : vec2<f32> = uv;
-  uv = vec2<f32>(0.0, 0.0);
+  uv = vec2<f32>(0.0f, 0.0f);
   uv = x_795;
   let x_796 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_796;
   let x_461 : vec2<f32> = vec2<f32>(vec2<f32>().y, vec2<f32>().y);
   let x_797 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_797;
-  if ((x_223 > 0.5)) {
+  if ((x_223 > 0.5f)) {
     let x_798 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_798;
     let x_462 : vec2<f32> = vec2<f32>(x_446.x, x_446.x);
     let x_799 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_799;
     let x_800 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_800;
     let x_463 : vec3<f32> = vec3<f32>(x_453.x, x_453.z, x_461.y);
     let x_801 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_801;
     let x_230 : i32 = obj.numbers[2u];
     let x_802 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_802;
     let x_803 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_803;
     let x_804 : i32 = obj.numbers[2u];
     obj.numbers[2u] = 0i;
     obj.numbers[2u] = x_804;
     let x_464 : vec2<f32> = vec2<f32>(x_450.y, x_191.x);
     let x_805 : f32 = color.y;
-    color.y = 0.0;
+    color.y = 0.0f;
     color.y = x_805;
     let x_234 : f32 = color.y;
     let x_806 : i32 = obj.numbers[2u];
@@ -991,7 +991,7 @@ fn main_1() {
     obj.numbers[2u] = x_806;
     let x_465 : vec2<f32> = vec2<f32>(x_463.x, x_185.x);
     let x_807 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_807;
     let x_808 : i32 = i_2;
     i_2 = 0i;
@@ -1002,7 +1002,7 @@ fn main_1() {
     i_2 = x_809;
     color.y = (f32(x_230) + x_234);
     let x_810 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_810;
   }
   let x_811 : i32 = i_2;
@@ -1010,64 +1010,64 @@ fn main_1() {
   i_2 = x_811;
   let x_467 : vec2<f32> = vec2<f32>(x_191.x, x_191.x);
   let x_812 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_812;
   let x_238 : f32 = uv[0i];
   let x_813 : vec3<f32> = color;
-  color = vec3<f32>(0.0, 0.0, 0.0);
+  color = vec3<f32>(0.0f, 0.0f, 0.0f);
   color = x_813;
   let x_814 : f32 = color.x;
-  color.x = 0.0;
+  color.x = 0.0f;
   color.x = x_814;
-  if ((x_238 > 0.75)) {
+  if ((x_238 > 0.75f)) {
     let x_815 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_815;
     let x_245 : i32 = obj.numbers[3i];
     let x_816 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_816;
     let x_817 : QuicksortObject = obj;
     obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
     obj = x_817;
     let x_468 : vec3<f32> = vec3<f32>(x_467.x, x_467.x, x_467.x);
     let x_818 : f32 = uv[0i];
-    uv[0i] = 0.0;
+    uv[0i] = 0.0f;
     uv[0i] = x_818;
     let x_819 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_819;
     let x_249 : f32 = color.z;
     let x_820 : vec3<f32> = color;
-    color = vec3<f32>(0.0, 0.0, 0.0);
+    color = vec3<f32>(0.0f, 0.0f, 0.0f);
     color = x_820;
     let x_469 : vec3<f32> = vec3<f32>(x_467.x, x_191.y, x_467.y);
     let x_821 : f32 = color.z;
-    color.z = 0.0;
+    color.z = 0.0f;
     color.z = x_821;
     let x_822 : i32 = obj.numbers[0u];
     obj.numbers[0u] = 0i;
     obj.numbers[0u] = x_822;
     let x_470 : vec2<f32> = vec2<f32>(vec2<f32>().x, vec2<f32>().y);
     let x_823 : f32 = color.z;
-    color.z = 0.0;
+    color.z = 0.0f;
     color.z = x_823;
     color.z = (x_249 + f32(x_245));
     let x_824 : vec2<f32> = uv;
-    uv = vec2<f32>(0.0, 0.0);
+    uv = vec2<f32>(0.0f, 0.0f);
     uv = x_824;
     let x_471 : vec2<f32> = vec2<f32>(x_470.y, x_470.y);
   }
   let x_825 : f32 = uv[0i];
-  uv[0i] = 0.0;
+  uv[0i] = 0.0f;
   uv[0i] = x_825;
   let x_472 : vec3<f32> = vec3<f32>(x_454.x, x_454.y, x_454.y);
   let x_254 : i32 = obj.numbers[4i];
   let x_826 : f32 = uv[0i];
-  uv[0i] = 0.0;
+  uv[0i] = 0.0f;
   uv[0i] = x_826;
   let x_827 : vec3<f32> = color;
-  color = vec3<f32>(0.0, 0.0, 0.0);
+  color = vec3<f32>(0.0f, 0.0f, 0.0f);
   color = x_827;
   let x_473 : vec3<f32> = vec3<f32>(x_446.y, x_453.x, x_453.x);
   let x_828 : i32 = obj.numbers[4i];
@@ -1075,31 +1075,31 @@ fn main_1() {
   obj.numbers[4i] = x_828;
   let x_474 : vec2<f32> = vec2<f32>(x_191.x, x_184.z);
   let x_829 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_829;
   let x_257 : f32 = color.y;
   let x_830 : f32 = color.y;
-  color.y = 0.0;
+  color.y = 0.0f;
   color.y = x_830;
   let x_475 : vec2<f32> = vec2<f32>(x_467.x, x_450.x);
   let x_831 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_831;
   let x_832 : f32 = color.x;
-  color.x = 0.0;
+  color.x = 0.0f;
   color.x = x_832;
   let x_476 : vec2<f32> = vec2<f32>(x_451.z, x_460.y);
   color.y = (x_257 + f32(x_254));
   let x_477 : vec3<f32> = vec3<f32>(vec2<f32>().x, x_472.x, vec2<f32>().y);
   let x_833 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_833;
   let x_834 : f32 = color.x;
-  color.x = 0.0;
+  color.x = 0.0f;
   color.x = x_834;
   let x_478 : vec2<f32> = vec2<f32>(x_472.x, x_472.y);
   let x_835 : f32 = uv.y;
-  uv.y = 0.0;
+  uv.y = 0.0f;
   uv.y = x_835;
   let x_261 : f32 = uv.y;
   let x_836 : i32 = i_2;
@@ -1110,20 +1110,20 @@ fn main_1() {
   obj.numbers[0u] = 0i;
   obj.numbers[0u] = x_837;
   let x_838 : f32 = color.y;
-  color.y = 0.0;
+  color.y = 0.0f;
   color.y = x_838;
   let x_480 : vec3<f32> = vec3<f32>(x_446.x, x_446.x, vec2<f32>().y);
   let x_839 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_839;
-  if ((x_261 > 0.25)) {
+  if ((x_261 > 0.25f)) {
     let x_481 : vec2<f32> = vec2<f32>(x_447.x, x_480.z);
     let x_840 : vec3<f32> = color;
-    color = vec3<f32>(0.0, 0.0, 0.0);
+    color = vec3<f32>(0.0f, 0.0f, 0.0f);
     color = x_840;
     let x_267 : i32 = obj.numbers[5u];
     let x_841 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_841;
     let x_842 : i32 = i_2;
     i_2 = 0i;
@@ -1133,34 +1133,34 @@ fn main_1() {
     i_2 = x_843;
     let x_270 : f32 = color.x;
     let x_844 : f32 = uv[0i];
-    uv[0i] = 0.0;
+    uv[0i] = 0.0f;
     uv[0i] = x_844;
     let x_482 : vec3<f32> = vec3<f32>(x_455.x, x_475.y, x_455.y);
     let x_845 : QuicksortObject = obj;
     obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
     obj = x_845;
     let x_846 : f32 = uv.y;
-    uv.y = 0.0;
+    uv.y = 0.0f;
     uv.y = x_846;
     let x_847 : i32 = i_2;
     i_2 = 0i;
     i_2 = x_847;
     let x_483 : vec3<f32> = vec3<f32>(x_184.w, x_184.w, x_192.x);
     let x_848 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_848;
     color.x = (f32(x_267) + x_270);
     let x_484 : vec3<f32> = vec3<f32>(x_454.y, x_450.x, x_454.y);
     let x_849 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_849;
   }
   let x_850 : f32 = color.x;
-  color.x = 0.0;
+  color.x = 0.0f;
   color.x = x_850;
   let x_485 : vec3<f32> = vec3<f32>(x_467.x, x_450.y, x_450.x);
   let x_851 : f32 = uv.y;
-  uv.y = 0.0;
+  uv.y = 0.0f;
   uv.y = x_851;
   let x_852 : i32 = obj.numbers[4i];
   obj.numbers[4i] = 0i;
@@ -1169,21 +1169,21 @@ fn main_1() {
   let x_853 : i32 = obj.numbers[0u];
   obj.numbers[0u] = 0i;
   obj.numbers[0u] = x_853;
-  if ((x_274 > 0.5)) {
+  if ((x_274 > 0.5f)) {
     let x_854 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_854;
     let x_486 : vec2<f32> = vec2<f32>(x_480.y, x_455.y);
     let x_855 : f32 = color.y;
-    color.y = 0.0;
+    color.y = 0.0f;
     color.y = x_855;
     let x_487 : vec2<f32> = vec2<f32>(x_449.z, x_449.y);
     let x_856 : f32 = uv.y;
-    uv.y = 0.0;
+    uv.y = 0.0f;
     uv.y = x_856;
     let x_280 : i32 = obj.numbers[6u];
     let x_857 : f32 = uv.y;
-    uv.y = 0.0;
+    uv.y = 0.0f;
     uv.y = x_857;
     let x_858 : i32 = i_2;
     i_2 = 0i;
@@ -1194,10 +1194,10 @@ fn main_1() {
     let x_488 : vec2<f32> = vec2<f32>(x_473.z, x_473.y);
     let x_283 : f32 = color.y;
     let x_860 : vec2<f32> = uv;
-    uv = vec2<f32>(0.0, 0.0);
+    uv = vec2<f32>(0.0f, 0.0f);
     uv = x_860;
     let x_861 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_861;
     let x_489 : vec2<f32> = vec2<f32>(x_475.y, x_475.x);
     let x_862 : i32 = obj.numbers[6u];
@@ -1212,16 +1212,16 @@ fn main_1() {
     obj = x_864;
     color.y = (f32(x_280) + x_283);
     let x_865 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_865;
-    let x_491 : vec2<f32> = vec2<f32>(vec3<f32>(1.0, 2.0, 3.0).y, x_454.x);
+    let x_491 : vec2<f32> = vec2<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).y, x_454.x);
     let x_866 : f32 = color.y;
-    color.y = 0.0;
+    color.y = 0.0f;
     color.y = x_866;
   }
   let x_492 : vec2<f32> = vec2<f32>(x_455.y, x_455.y);
   let x_867 : f32 = color.x;
-  color.x = 0.0;
+  color.x = 0.0f;
   color.x = x_867;
   let x_287 : f32 = uv.y;
   let x_868 : QuicksortObject = obj;
@@ -1229,70 +1229,70 @@ fn main_1() {
   obj = x_868;
   let x_493 : vec2<f32> = vec2<f32>(x_475.x, x_475.y);
   let x_869 : f32 = uv[0i];
-  uv[0i] = 0.0;
+  uv[0i] = 0.0f;
   uv[0i] = x_869;
   let x_870 : f32 = color.y;
-  color.y = 0.0;
+  color.y = 0.0f;
   color.y = x_870;
   let x_494 : vec3<f32> = vec3<f32>(x_191.x, x_191.y, x_191.y);
   let x_871 : i32 = obj.numbers[4i];
   obj.numbers[4i] = 0i;
   obj.numbers[4i] = x_871;
-  if ((x_287 > 0.75)) {
+  if ((x_287 > 0.75f)) {
     let x_872 : vec3<f32> = color;
-    color = vec3<f32>(0.0, 0.0, 0.0);
+    color = vec3<f32>(0.0f, 0.0f, 0.0f);
     color = x_872;
     let x_873 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_873;
     let x_495 : vec3<f32> = vec3<f32>(x_192.y, x_192.x, x_192.y);
     let x_874 : vec3<f32> = color;
-    color = vec3<f32>(0.0, 0.0, 0.0);
+    color = vec3<f32>(0.0f, 0.0f, 0.0f);
     color = x_874;
     let x_293 : i32 = obj.numbers[7i];
     let x_875 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_875;
     let x_496 : vec3<f32> = vec3<f32>(x_475.x, x_467.y, x_467.x);
     let x_876 : f32 = color.y;
-    color.y = 0.0;
+    color.y = 0.0f;
     color.y = x_876;
     let x_497 : vec2<f32> = vec2<f32>(x_477.x, x_461.y);
     let x_877 : i32 = obj.numbers[0u];
     obj.numbers[0u] = 0i;
     obj.numbers[0u] = x_877;
     let x_878 : f32 = color.y;
-    color.y = 0.0;
+    color.y = 0.0f;
     color.y = x_878;
     let x_498 : vec3<f32> = vec3<f32>(x_478.x, x_478.y, x_478.x);
     let x_879 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_879;
     let x_296 : f32 = color.z;
     let x_880 : f32 = uv.y;
-    uv.y = 0.0;
+    uv.y = 0.0f;
     uv.y = x_880;
     let x_499 : vec2<f32> = vec2<f32>(x_184.x, x_184.y);
     let x_881 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_881;
     let x_882 : f32 = uv.y;
-    uv.y = 0.0;
+    uv.y = 0.0f;
     uv.y = x_882;
     let x_883 : f32 = uv.y;
-    uv.y = 0.0;
+    uv.y = 0.0f;
     uv.y = x_883;
     let x_500 : vec3<f32> = vec3<f32>(x_499.y, x_499.y, x_494.z);
     let x_884 : f32 = color.z;
-    color.z = 0.0;
+    color.z = 0.0f;
     color.z = x_884;
     color.z = (f32(x_293) + x_296);
     let x_885 : f32 = color.y;
-    color.y = 0.0;
+    color.y = 0.0f;
     color.y = x_885;
     let x_501 : vec2<f32> = vec2<f32>(x_453.x, x_453.z);
     let x_886 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_886;
   }
   let x_887 : i32 = i_2;
@@ -1300,7 +1300,7 @@ fn main_1() {
   i_2 = x_887;
   let x_502 : vec2<f32> = vec2<f32>(x_451.y, x_192.y);
   let x_888 : vec2<f32> = uv;
-  uv = vec2<f32>(0.0, 0.0);
+  uv = vec2<f32>(0.0f, 0.0f);
   uv = x_888;
   let x_301 : i32 = obj.numbers[8i];
   let x_889 : i32 = i_2;
@@ -1311,78 +1311,78 @@ fn main_1() {
   obj.numbers[8i] = 0i;
   obj.numbers[8i] = x_890;
   let x_891 : f32 = color.y;
-  color.y = 0.0;
+  color.y = 0.0f;
   color.y = x_891;
   let x_504 : vec2<f32> = vec2<f32>(x_453.y, vec2<f32>().x);
   let x_892 : f32 = color.x;
-  color.x = 0.0;
+  color.x = 0.0f;
   color.x = x_892;
   let x_505 : vec3<f32> = vec3<f32>(x_504.x, x_504.y, x_504.x);
   let x_893 : f32 = color.z;
-  color.z = 0.0;
+  color.z = 0.0f;
   color.z = x_893;
   let x_304 : f32 = color.z;
   let x_894 : f32 = color.x;
-  color.x = 0.0;
+  color.x = 0.0f;
   color.x = x_894;
   let x_506 : vec2<f32> = vec2<f32>(x_493.x, x_492.x);
   let x_895 : i32 = obj.numbers[4i];
   obj.numbers[4i] = 0i;
   obj.numbers[4i] = x_895;
   let x_896 : f32 = uv.y;
-  uv.y = 0.0;
+  uv.y = 0.0f;
   uv.y = x_896;
   let x_507 : vec2<f32> = vec2<f32>(x_461.x, x_447.x);
   let x_897 : f32 = color.y;
-  color.y = 0.0;
+  color.y = 0.0f;
   color.y = x_897;
   color.z = (x_304 + f32(x_301));
   let x_898 : vec2<f32> = uv;
-  uv = vec2<f32>(0.0, 0.0);
+  uv = vec2<f32>(0.0f, 0.0f);
   uv = x_898;
   let x_899 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_899;
   let x_508 : vec3<f32> = vec3<f32>(x_461.y, x_461.x, x_506.y);
   let x_900 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_900;
   let x_308 : f32 = uv.x;
   let x_901 : f32 = color.y;
-  color.y = 0.0;
+  color.y = 0.0f;
   color.y = x_901;
   let x_509 : vec3<f32> = vec3<f32>(x_503.y, x_503.x, x_448.z);
   let x_902 : f32 = uv.y;
-  uv.y = 0.0;
+  uv.y = 0.0f;
   uv.y = x_902;
   let x_310 : f32 = uv.y;
   let x_903 : f32 = uv.y;
-  uv.y = 0.0;
+  uv.y = 0.0f;
   uv.y = x_903;
   let x_904 : f32 = color.z;
-  color.z = 0.0;
+  color.z = 0.0f;
   color.z = x_904;
-  let x_510 : vec3<f32> = vec3<f32>(vec3<f32>(1.0, 2.0, 3.0).y, x_485.y, x_485.z);
+  let x_510 : vec3<f32> = vec3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).y, x_485.y, x_485.z);
   let x_905 : f32 = color.z;
-  color.z = 0.0;
+  color.z = 0.0f;
   color.z = x_905;
   let x_906 : i32 = i_2;
   i_2 = 0i;
   i_2 = x_906;
   let x_511 : vec2<f32> = vec2<f32>(x_485.z, x_485.y);
   let x_907 : vec3<f32> = color;
-  color = vec3<f32>(0.0, 0.0, 0.0);
+  color = vec3<f32>(0.0f, 0.0f, 0.0f);
   color = x_907;
   let x_908 : f32 = uv.y;
-  uv.y = 0.0;
+  uv.y = 0.0f;
   uv.y = x_908;
   let x_512 : vec3<f32> = vec3<f32>(x_455.y, x_455.y, x_455.y);
   let x_909 : i32 = obj.numbers[4i];
   obj.numbers[4i] = 0i;
   obj.numbers[4i] = x_909;
-  if ((abs((x_308 - x_310)) < 0.25)) {
+  if ((abs((x_308 - x_310)) < 0.25f)) {
     let x_910 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_910;
     let x_911 : QuicksortObject = obj;
     obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
@@ -1394,47 +1394,47 @@ fn main_1() {
     let x_317 : i32 = obj.numbers[9u];
     let x_514 : vec3<f32> = vec3<f32>(x_474.y, x_474.y, x_474.y);
     let x_913 : f32 = uv.y;
-    uv.y = 0.0;
+    uv.y = 0.0f;
     uv.y = x_913;
     let x_320 : f32 = color.x;
     let x_914 : f32 = uv.y;
-    uv.y = 0.0;
+    uv.y = 0.0f;
     uv.y = x_914;
     let x_515 : vec2<f32> = vec2<f32>(x_502.x, x_502.y);
     let x_915 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_915;
     let x_916 : vec3<f32> = color;
-    color = vec3<f32>(0.0, 0.0, 0.0);
+    color = vec3<f32>(0.0f, 0.0f, 0.0f);
     color = x_916;
     let x_516 : vec2<f32> = vec2<f32>(x_452.x, x_452.x);
     let x_917 : vec2<f32> = uv;
-    uv = vec2<f32>(0.0, 0.0);
+    uv = vec2<f32>(0.0f, 0.0f);
     uv = x_917;
     let x_918 : f32 = uv.x;
-    uv.x = 0.0;
+    uv.x = 0.0f;
     uv.x = x_918;
     let x_517 : vec3<f32> = vec3<f32>(vec2<f32>().x, vec2<f32>().x, vec2<f32>().y);
     color.x = (f32(x_317) + x_320);
     let x_919 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_919;
     let x_518 : vec3<f32> = vec3<f32>(x_480.y, x_508.x, x_480.x);
     let x_920 : f32 = color.x;
-    color.x = 0.0;
+    color.x = 0.0f;
     color.x = x_920;
   }
   let x_921 : f32 = uv.y;
-  uv.y = 0.0;
+  uv.y = 0.0f;
   uv.y = x_921;
   let x_325 : vec3<f32> = color;
   let x_922 : f32 = uv[0i];
-  uv[0i] = 0.0;
+  uv[0i] = 0.0f;
   uv[0i] = x_922;
   let x_519 : vec3<f32> = vec3<f32>(x_447.x, x_446.x, x_446.y);
   let x_326 : vec3<f32> = normalize(x_325);
   let x_923 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_923;
   let x_924 : QuicksortObject = obj;
   obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
@@ -1443,19 +1443,19 @@ fn main_1() {
   obj = QuicksortObject(array<i32, 10u>(0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i, 0i));
   obj = x_925;
   let x_926 : f32 = color.y;
-  color.y = 0.0;
+  color.y = 0.0f;
   color.y = x_926;
   let x_520 : vec2<f32> = vec2<f32>(x_506.y, x_519.y);
   let x_927 : f32 = color.y;
-  color.y = 0.0;
+  color.y = 0.0f;
   color.y = x_927;
-  let x_330 : vec4<f32> = vec4<f32>(x_326.x, x_326.y, x_326.z, 1.0);
+  let x_330 : vec4<f32> = vec4<f32>(x_326.x, x_326.y, x_326.z, 1.0f);
   let x_928 : f32 = uv.y;
-  uv.y = 0.0;
+  uv.y = 0.0f;
   uv.y = x_928;
-  let x_521 : vec3<f32> = vec3<f32>(vec3<f32>(1.0, 2.0, 3.0).y, vec3<f32>(1.0, 2.0, 3.0).y, x_520.y);
+  let x_521 : vec3<f32> = vec3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f).y, vec3<f32>(1.0f, 2.0f, 3.0f).y, x_520.y);
   let x_929 : f32 = uv.x;
-  uv.x = 0.0;
+  uv.x = 0.0f;
   uv.x = x_929;
   x_GLF_color = x_330;
   let x_930 : QuicksortObject = obj;
@@ -1463,7 +1463,7 @@ fn main_1() {
   obj = x_930;
   let x_522 : vec3<f32> = vec3<f32>(x_330.w, x_330.y, x_493.x);
   let x_931 : f32 = color.x;
-  color.x = 0.0;
+  color.x = 0.0f;
   color.x = x_931;
   return;
 }
diff --git a/test/tint/bug/tint/943.spvasm.expected.wgsl b/test/tint/bug/tint/943.spvasm.expected.wgsl
index f168e2efef..30df0007f8 100644
--- a/test/tint/bug/tint/943.spvasm.expected.wgsl
+++ b/test/tint/bug/tint/943.spvasm.expected.wgsl
@@ -99,7 +99,7 @@ fn mm_readA_i1_i1_(row : ptr<function, i32>, col : ptr<function, i32>) -> f32 {
     let x_448 : f32 = x_165.A[(((x_438 * x_439) + (x_441 * x_442)) + x_445)];
     x_430 = x_448;
   } else {
-    x_430 = 0.0;
+    x_430 = 0.0f;
   }
   let x_450 : f32 = x_430;
   return x_450;
@@ -129,7 +129,7 @@ fn mm_readB_i1_i1_(row_1 : ptr<function, i32>, col_1 : ptr<function, i32>) -> f3
     let x_485 : f32 = x_185.B[(((x_475 * x_476) + (x_478 * x_479)) + x_482)];
     x_468 = x_485;
   } else {
-    x_468 = 0.0;
+    x_468 = 0.0f;
   }
   let x_487 : f32 = x_468;
   return x_487;
@@ -251,7 +251,7 @@ fn mm_matMul_i1_i1_i1_(dimAOuter : ptr<function, i32>, dimInner : ptr<function,
       }
       let x_177 : i32 = innerRow;
       let x_178 : i32 = innerCol;
-      acc[x_177][x_178] = 0.0;
+      acc[x_177][x_178] = 0.0f;
 
       continuing {
         let x_181 : i32 = innerCol;
diff --git a/test/tint/bug/tint/951.spvasm.expected.wgsl b/test/tint/bug/tint/951.spvasm.expected.wgsl
index b9c362e9d8..8778a7bcbe 100644
--- a/test/tint/bug/tint/951.spvasm.expected.wgsl
+++ b/test/tint/bug/tint/951.spvasm.expected.wgsl
@@ -34,8 +34,8 @@ fn getAAtOutCoords_() -> f32 {
 
 fn unaryOperation_f1_(a : ptr<function, f32>) -> f32 {
   let x_47 : f32 = *(a);
-  if ((x_47 < 0.0)) {
-    return 0x1p+128;
+  if ((x_47 < 0.0f)) {
+    return 0x1p+128f;
   }
   let x_55 : f32 = *(a);
   return log(x_55);
diff --git a/test/tint/bug/tint/977.spvasm.expected.wgsl b/test/tint/bug/tint/977.spvasm.expected.wgsl
index 57c9062abc..5b02dce0b4 100644
--- a/test/tint/bug/tint/977.spvasm.expected.wgsl
+++ b/test/tint/bug/tint/977.spvasm.expected.wgsl
@@ -35,11 +35,11 @@ var<private> gl_GlobalInvocationID : vec3<u32>;
 fn binaryOperation_f1_f1_(a : ptr<function, f32>, b : ptr<function, f32>) -> f32 {
   var x_26 : f32;
   let x_13 : f32 = *(b);
-  if ((x_13 == 0.0)) {
-    return 1.0;
+  if ((x_13 == 0.0f)) {
+    return 1.0f;
   }
   let x_21 : f32 = *(b);
-  if (!((round((x_21 - (2.0 * floor((x_21 / 2.0))))) == 1.0))) {
+  if (!((round((x_21 - (2.0f * floor((x_21 / 2.0f))))) == 1.0f))) {
     let x_29 : f32 = *(a);
     let x_31 : f32 = *(b);
     x_26 = pow(abs(x_29), x_31);
@@ -62,8 +62,8 @@ fn main_1() {
   index = bitcast<i32>(x_54);
   a_1 = -10i;
   let x_63 : i32 = index;
-  param = -4.0;
-  param_1 = -3.0;
+  param = -4.0f;
+  param_1 = -3.0f;
   let x_68 : f32 = binaryOperation_f1_f1_(&(param), &(param_1));
   resultMatrix.numbers[x_63] = x_68;
   return;
diff --git a/test/tint/builtins/degrees.spvasm.expected.wgsl b/test/tint/builtins/degrees.spvasm.expected.wgsl
index 823f9f4cd4..d0d2ba5d71 100644
--- a/test/tint/builtins/degrees.spvasm.expected.wgsl
+++ b/test/tint/builtins/degrees.spvasm.expected.wgsl
@@ -1,7 +1,7 @@
 fn main_1() {
   var a : f32;
   var b : f32;
-  a = 42.0;
+  a = 42.0f;
   let x_11 : f32 = a;
   b = degrees(x_11);
   return;
diff --git a/test/tint/builtins/radians.spvasm.expected.wgsl b/test/tint/builtins/radians.spvasm.expected.wgsl
index 82cb5fb0e2..72b3e06cb2 100644
--- a/test/tint/builtins/radians.spvasm.expected.wgsl
+++ b/test/tint/builtins/radians.spvasm.expected.wgsl
@@ -1,7 +1,7 @@
 fn main_1() {
   var a : f32;
   var b : f32;
-  a = 42.0;
+  a = 42.0f;
   let x_11 : f32 = a;
   b = radians(x_11);
   return;
diff --git a/test/tint/builtins/textureLoad/depth_ms.spvasm.expected.wgsl b/test/tint/builtins/textureLoad/depth_ms.spvasm.expected.wgsl
index 8f6220811b..f494c7776f 100644
--- a/test/tint/builtins/textureLoad/depth_ms.spvasm.expected.wgsl
+++ b/test/tint/builtins/textureLoad/depth_ms.spvasm.expected.wgsl
@@ -3,8 +3,8 @@
 var<private> tint_symbol_1 : vec4<f32> = vec4<f32>();
 
 fn textureLoad_6273b1() {
-  var res : f32 = 0.0;
-  let x_17 : vec4<f32> = vec4<f32>(textureLoad(arg_0, vec2<i32>(), 1i), 0.0, 0.0, 0.0);
+  var res : f32 = 0.0f;
+  let x_17 : vec4<f32> = vec4<f32>(textureLoad(arg_0, vec2<i32>(), 1i), 0.0f, 0.0f, 0.0f);
   res = x_17.x;
   return;
 }
diff --git a/test/tint/expressions/literals/-inf.spvasm.expected.wgsl b/test/tint/expressions/literals/-inf.spvasm.expected.wgsl
index 2588c6b909..eb85662ac3 100644
--- a/test/tint/expressions/literals/-inf.spvasm.expected.wgsl
+++ b/test/tint/expressions/literals/-inf.spvasm.expected.wgsl
@@ -1,7 +1,7 @@
 var<private> out_var_SV_TARGET : vec4<f32>;
 
 fn main_1() {
-  out_var_SV_TARGET = vec4<f32>(-0x1p+128, -0x1p+128, -0x1p+128, -0x1p+128);
+  out_var_SV_TARGET = vec4<f32>(-0x1p+128f, -0x1p+128f, -0x1p+128f, -0x1p+128f);
   return;
 }
 
diff --git a/test/tint/expressions/literals/inf.spvasm.expected.wgsl b/test/tint/expressions/literals/inf.spvasm.expected.wgsl
index c18af0d9b1..6f8467c721 100644
--- a/test/tint/expressions/literals/inf.spvasm.expected.wgsl
+++ b/test/tint/expressions/literals/inf.spvasm.expected.wgsl
@@ -1,7 +1,7 @@
 var<private> out_var_SV_TARGET : vec4<f32>;
 
 fn main_1() {
-  out_var_SV_TARGET = vec4<f32>(0x1p+128, 0x1p+128, 0x1p+128, 0x1p+128);
+  out_var_SV_TARGET = vec4<f32>(0x1p+128f, 0x1p+128f, 0x1p+128f, 0x1p+128f);
   return;
 }
 
diff --git a/test/tint/expressions/literals/nan.spvasm.expected.wgsl b/test/tint/expressions/literals/nan.spvasm.expected.wgsl
index b1e77023dc..0909a0f125 100644
--- a/test/tint/expressions/literals/nan.spvasm.expected.wgsl
+++ b/test/tint/expressions/literals/nan.spvasm.expected.wgsl
@@ -1,7 +1,7 @@
 var<private> out_var_SV_TARGET : vec4<f32>;
 
 fn main_1() {
-  out_var_SV_TARGET = vec4<f32>(0x1.9p+128, 0x1.9p+128, 0x1.9p+128, 0x1.9p+128);
+  out_var_SV_TARGET = vec4<f32>(0x1.9p+128f, 0x1.9p+128f, 0x1.9p+128f, 0x1.9p+128f);
   return;
 }
 
diff --git a/test/tint/expressions/type_ctor/mat2x2/explicit/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat2x2/explicit/scalars/f32.wgsl
index bbf4c71ee0..d2f7f21133 100644
--- a/test/tint/expressions/type_ctor/mat2x2/explicit/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x2/explicit/scalars/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x2<f32>(0.0, 1.0,
-                    2.0, 3.0);
+let m = mat2x2<f32>(0.0f, 1.0f,
+                    2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x2/explicit/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x2/explicit/scalars/f32.wgsl.expected.wgsl
index c9626bd497..39cec7918e 100644
--- a/test/tint/expressions/type_ctor/mat2x2/explicit/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x2/explicit/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x2<f32>(0.0, 1.0, 2.0, 3.0);
+let m = mat2x2<f32>(0.0f, 1.0f, 2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x2/explicit/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat2x2/explicit/vectors/f32.wgsl
index b2ceabff10..3841d4ef34 100644
--- a/test/tint/expressions/type_ctor/mat2x2/explicit/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x2/explicit/vectors/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x2<f32>(vec2<f32>(0.0, 1.0),
-                    vec2<f32>(2.0, 3.0));
+let m = mat2x2<f32>(vec2<f32>(0.0f, 1.0f),
+                    vec2<f32>(2.0f, 3.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x2/explicit/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x2/explicit/vectors/f32.wgsl.expected.wgsl
index 5da680bcea..ff4e2760d8 100644
--- a/test/tint/expressions/type_ctor/mat2x2/explicit/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x2/explicit/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x2<f32>(vec2<f32>(0.0, 1.0), vec2<f32>(2.0, 3.0));
+let m = mat2x2<f32>(vec2<f32>(0.0f, 1.0f), vec2<f32>(2.0f, 3.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl
new file mode 100644
index 0000000000..0195661eb0
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl
@@ -0,0 +1,2 @@
+let m = mat2x2(0.0, 1.0,
+               2.0, 3.0);
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..f79600efe0
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat2 m = mat2(0.0f, 1.0f, 2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..c2e0d31160
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float2x2 m = float2x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..b62a321cb2
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float2x2 m = float2x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..16c63452ff
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,27 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 15
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v2float = OpTypeVector %float 2
+%mat2v2float = OpTypeMatrix %v2float 2
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+          %6 = OpConstantComposite %v2float %float_0 %float_1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %9 = OpConstantComposite %v2float %float_2 %float_3
+          %m = OpConstantComposite %mat2v2float %6 %9
+       %void = OpTypeVoid
+         %11 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %11
+         %14 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..e4941d5989
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat2x2(0.0, 1.0, 2.0, 3.0);
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/f32.wgsl
index 0195661eb0..802bd0beef 100644
--- a/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x2(0.0, 1.0,
-               2.0, 3.0);
+let m = mat2x2(0.0f, 1.0f,
+               2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/f32.wgsl.expected.wgsl
index e4941d5989..1078c57ce2 100644
--- a/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x2(0.0, 1.0, 2.0, 3.0);
+let m = mat2x2(0.0f, 1.0f, 2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl
new file mode 100644
index 0000000000..0698377a39
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl
@@ -0,0 +1,2 @@
+let m = mat2x2(vec2(0.0, 1.0),
+               vec2(2.0, 3.0));
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..f2eeed59ea
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat2 m = mat2(vec2(0.0f, 1.0f), vec2(2.0f, 3.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..c2e0d31160
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float2x2 m = float2x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..b62a321cb2
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float2x2 m = float2x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..16c63452ff
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,27 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 15
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v2float = OpTypeVector %float 2
+%mat2v2float = OpTypeMatrix %v2float 2
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+          %6 = OpConstantComposite %v2float %float_0 %float_1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %9 = OpConstantComposite %v2float %float_2 %float_3
+          %m = OpConstantComposite %mat2v2float %6 %9
+       %void = OpTypeVoid
+         %11 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %11
+         %14 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..873422d9c9
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x2/inferred/vectors/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat2x2(vec2(0.0, 1.0), vec2(2.0, 3.0));
diff --git a/test/tint/expressions/type_ctor/mat2x3/explicit/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat2x3/explicit/scalars/f32.wgsl
index 9b605ccb1c..4f73038e51 100644
--- a/test/tint/expressions/type_ctor/mat2x3/explicit/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x3/explicit/scalars/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x3<f32>(0.0, 1.0, 2.0,
-                    3.0, 4.0, 5.0);
+let m = mat2x3<f32>(0.0f, 1.0f, 2.0f,
+                    3.0f, 4.0f, 5.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x3/explicit/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x3/explicit/scalars/f32.wgsl.expected.wgsl
index 9af09937aa..6de0a5f01c 100644
--- a/test/tint/expressions/type_ctor/mat2x3/explicit/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x3/explicit/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x3<f32>(0.0, 1.0, 2.0, 3.0, 4.0, 5.0);
+let m = mat2x3<f32>(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x3/explicit/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat2x3/explicit/vectors/f32.wgsl
index ffa6470f42..736b493eeb 100644
--- a/test/tint/expressions/type_ctor/mat2x3/explicit/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x3/explicit/vectors/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x3<f32>(vec3<f32>(0.0, 1.0, 2.0),
-                    vec3<f32>(3.0, 4.0, 5.0));
+let m = mat2x3<f32>(vec3<f32>(0.0f, 1.0f, 2.0f),
+                    vec3<f32>(3.0f, 4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x3/explicit/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x3/explicit/vectors/f32.wgsl.expected.wgsl
index 2e36381f2f..6bfd68290e 100644
--- a/test/tint/expressions/type_ctor/mat2x3/explicit/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x3/explicit/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x3<f32>(vec3<f32>(0.0, 1.0, 2.0), vec3<f32>(3.0, 4.0, 5.0));
+let m = mat2x3<f32>(vec3<f32>(0.0f, 1.0f, 2.0f), vec3<f32>(3.0f, 4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl
new file mode 100644
index 0000000000..dc7f65ff3e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl
@@ -0,0 +1,2 @@
+let m = mat2x3(0.0, 1.0, 2.0,
+               3.0, 4.0, 5.0);
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..ea329c5a88
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat2x3 m = mat2x3(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..fb12d01088
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float2x3 m = float2x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..443c61f166
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float2x3 m = float2x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..d99921cf67
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,29 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 17
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v3float = OpTypeVector %float 3
+%mat2v3float = OpTypeMatrix %v3float 2
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+          %7 = OpConstantComposite %v3float %float_0 %float_1 %float_2
+    %float_3 = OpConstant %float 3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+         %11 = OpConstantComposite %v3float %float_3 %float_4 %float_5
+          %m = OpConstantComposite %mat2v3float %7 %11
+       %void = OpTypeVoid
+         %13 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %13
+         %16 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..0be516f032
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat2x3(0.0, 1.0, 2.0, 3.0, 4.0, 5.0);
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/f32.wgsl
index dc7f65ff3e..7107d4ba15 100644
--- a/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x3(0.0, 1.0, 2.0,
-               3.0, 4.0, 5.0);
+let m = mat2x3(0.0f, 1.0f, 2.0f,
+               3.0f, 4.0f, 5.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/f32.wgsl.expected.wgsl
index 0be516f032..c5a27d61aa 100644
--- a/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x3(0.0, 1.0, 2.0, 3.0, 4.0, 5.0);
+let m = mat2x3(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl
new file mode 100644
index 0000000000..24f8a6c920
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl
@@ -0,0 +1,2 @@
+let m = mat2x3(vec3(0.0, 1.0, 2.0),
+               vec3(3.0, 4.0, 5.0));
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..919400a470
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat2x3 m = mat2x3(vec3(0.0f, 1.0f, 2.0f), vec3(3.0f, 4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..fb12d01088
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float2x3 m = float2x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..443c61f166
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float2x3 m = float2x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..d99921cf67
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,29 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 17
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v3float = OpTypeVector %float 3
+%mat2v3float = OpTypeMatrix %v3float 2
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+          %7 = OpConstantComposite %v3float %float_0 %float_1 %float_2
+    %float_3 = OpConstant %float 3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+         %11 = OpConstantComposite %v3float %float_3 %float_4 %float_5
+          %m = OpConstantComposite %mat2v3float %7 %11
+       %void = OpTypeVoid
+         %13 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %13
+         %16 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..a23b1e2739
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat2x3(vec3(0.0, 1.0, 2.0), vec3(3.0, 4.0, 5.0));
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/f32.wgsl
index 6819a819b6..5b8ed92203 100644
--- a/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x3(vec3<f32>(0.0, 1.0, 2.0),
-               vec3<f32>(3.0, 4.0, 5.0));
+let m = mat2x3(vec3<f32>(0.0f, 1.0f, 2.0f),
+               vec3<f32>(3.0f, 4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/f32.wgsl.expected.wgsl
index 092445aaf9..bbc2d2af70 100644
--- a/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x3/inferred/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x3(vec3<f32>(0.0, 1.0, 2.0), vec3<f32>(3.0, 4.0, 5.0));
+let m = mat2x3(vec3<f32>(0.0f, 1.0f, 2.0f), vec3<f32>(3.0f, 4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x4/explicit/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat2x4/explicit/scalars/f32.wgsl
index e258e63b11..56d25f5f64 100644
--- a/test/tint/expressions/type_ctor/mat2x4/explicit/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x4/explicit/scalars/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x4<f32>(0.0, 1.0, 2.0, 3.0,
-                    4.0, 5.0, 6.0, 7.0);
+let m = mat2x4<f32>(0.0f, 1.0f, 2.0f, 3.0f,
+                    4.0f, 5.0f, 6.0f, 7.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x4/explicit/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x4/explicit/scalars/f32.wgsl.expected.wgsl
index 9ceabf7f2b..f342196030 100644
--- a/test/tint/expressions/type_ctor/mat2x4/explicit/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x4/explicit/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x4<f32>(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0);
+let m = mat2x4<f32>(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x4/explicit/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat2x4/explicit/vectors/f32.wgsl
index 0a9b59a213..5465c36451 100644
--- a/test/tint/expressions/type_ctor/mat2x4/explicit/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x4/explicit/vectors/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x4<f32>(vec4<f32>(0.0, 1.0, 2.0, 3.0),
-                    vec4<f32>(4.0, 5.0, 6.0, 7.0));
+let m = mat2x4<f32>(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f),
+                    vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x4/explicit/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x4/explicit/vectors/f32.wgsl.expected.wgsl
index a3a8fd3ab8..be987bb01b 100644
--- a/test/tint/expressions/type_ctor/mat2x4/explicit/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x4/explicit/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x4<f32>(vec4<f32>(0.0, 1.0, 2.0, 3.0), vec4<f32>(4.0, 5.0, 6.0, 7.0));
+let m = mat2x4<f32>(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f), vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl
new file mode 100644
index 0000000000..81abe9f668
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl
@@ -0,0 +1,2 @@
+let m = mat2x4(0.0, 1.0, 2.0, 3.0,
+               4.0, 5.0, 6.0, 7.0);
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..6ee3601c95
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat2x4 m = mat2x4(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..5ed2b1bb39
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float2x4 m = float2x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..b309bde1e4
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float2x4 m = float2x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..57110c528c
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,31 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 19
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+%mat2v4float = OpTypeMatrix %v4float 2
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %8 = OpConstantComposite %v4float %float_0 %float_1 %float_2 %float_3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+         %13 = OpConstantComposite %v4float %float_4 %float_5 %float_6 %float_7
+          %m = OpConstantComposite %mat2v4float %8 %13
+       %void = OpTypeVoid
+         %15 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %15
+         %18 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..bcb4dfe908
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat2x4(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0);
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/f32.wgsl
index 81abe9f668..394b079e70 100644
--- a/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x4(0.0, 1.0, 2.0, 3.0,
-               4.0, 5.0, 6.0, 7.0);
+let m = mat2x4(0.0f, 1.0f, 2.0f, 3.0f,
+               4.0f, 5.0f, 6.0f, 7.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/f32.wgsl.expected.wgsl
index bcb4dfe908..dc53810d1c 100644
--- a/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x4(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0);
+let m = mat2x4(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f);
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl
new file mode 100644
index 0000000000..e391fbe021
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl
@@ -0,0 +1,2 @@
+let m = mat2x4(vec4(0.0, 1.0, 2.0, 3.0),
+               vec4(4.0, 5.0, 6.0, 7.0));
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..461bebd73a
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat2x4 m = mat2x4(vec4(0.0f, 1.0f, 2.0f, 3.0f), vec4(4.0f, 5.0f, 6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..5ed2b1bb39
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float2x4 m = float2x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..b309bde1e4
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float2x4 m = float2x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..57110c528c
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,31 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 19
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+%mat2v4float = OpTypeMatrix %v4float 2
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %8 = OpConstantComposite %v4float %float_0 %float_1 %float_2 %float_3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+         %13 = OpConstantComposite %v4float %float_4 %float_5 %float_6 %float_7
+          %m = OpConstantComposite %mat2v4float %8 %13
+       %void = OpTypeVoid
+         %15 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %15
+         %18 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..80bb8ca202
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat2x4(vec4(0.0, 1.0, 2.0, 3.0), vec4(4.0, 5.0, 6.0, 7.0));
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/f32.wgsl
index c57c2ed3bd..4a9db50269 100644
--- a/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/f32.wgsl
@@ -1,2 +1,2 @@
-let m = mat2x4(vec4<f32>(0.0, 1.0, 2.0, 3.0),
-               vec4<f32>(4.0, 5.0, 6.0, 7.0));
+let m = mat2x4(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f),
+               vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/f32.wgsl.expected.wgsl
index f6335df52a..99f104bbd7 100644
--- a/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat2x4/inferred/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat2x4(vec4<f32>(0.0, 1.0, 2.0, 3.0), vec4<f32>(4.0, 5.0, 6.0, 7.0));
+let m = mat2x4(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f), vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x2/explicit/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat3x2/explicit/scalars/f32.wgsl
index 67b5b1914d..b6fb489c88 100644
--- a/test/tint/expressions/type_ctor/mat3x2/explicit/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x2/explicit/scalars/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x2<f32>(0.0, 1.0,
-                    2.0, 3.0,
-                    4.0, 5.0);
+let m = mat3x2<f32>(0.0f, 1.0f,
+                    2.0f, 3.0f,
+                    4.0f, 5.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x2/explicit/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x2/explicit/scalars/f32.wgsl.expected.wgsl
index 2be115ead5..c1034f7f91 100644
--- a/test/tint/expressions/type_ctor/mat3x2/explicit/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x2/explicit/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x2<f32>(0.0, 1.0, 2.0, 3.0, 4.0, 5.0);
+let m = mat3x2<f32>(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x2/explicit/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat3x2/explicit/vectors/f32.wgsl
index 2afe85b7d0..6d080cbd8b 100644
--- a/test/tint/expressions/type_ctor/mat3x2/explicit/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x2/explicit/vectors/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x2<f32>(vec2<f32>(0.0, 1.0),
-                    vec2<f32>(2.0, 3.0),
-                    vec2<f32>(4.0, 5.0));
+let m = mat3x2<f32>(vec2<f32>(0.0f, 1.0f),
+                    vec2<f32>(2.0f, 3.0f),
+                    vec2<f32>(4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x2/explicit/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x2/explicit/vectors/f32.wgsl.expected.wgsl
index 23a270ec14..5ba17fb363 100644
--- a/test/tint/expressions/type_ctor/mat3x2/explicit/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x2/explicit/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x2<f32>(vec2<f32>(0.0, 1.0), vec2<f32>(2.0, 3.0), vec2<f32>(4.0, 5.0));
+let m = mat3x2<f32>(vec2<f32>(0.0f, 1.0f), vec2<f32>(2.0f, 3.0f), vec2<f32>(4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl
new file mode 100644
index 0000000000..6fbe3b8504
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl
@@ -0,0 +1,3 @@
+let m = mat3x2(0.0, 1.0,
+               2.0, 3.0,
+               4.0, 5.0);
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..ee6b9c0c34
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat3x2 m = mat3x2(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..27568edf53
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float3x2 m = float3x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f), float2(4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..ae7f33c2da
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float3x2 m = float3x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f), float2(4.0f, 5.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..ffaa504ab7
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,30 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 18
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v2float = OpTypeVector %float 2
+%mat3v2float = OpTypeMatrix %v2float 3
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+          %6 = OpConstantComposite %v2float %float_0 %float_1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %9 = OpConstantComposite %v2float %float_2 %float_3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+         %12 = OpConstantComposite %v2float %float_4 %float_5
+          %m = OpConstantComposite %mat3v2float %6 %9 %12
+       %void = OpTypeVoid
+         %14 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %14
+         %17 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..4d48f5936f
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat3x2(0.0, 1.0, 2.0, 3.0, 4.0, 5.0);
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/f32.wgsl
index 6fbe3b8504..f64977f15c 100644
--- a/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x2(0.0, 1.0,
-               2.0, 3.0,
-               4.0, 5.0);
+let m = mat3x2(0.0f, 1.0f,
+               2.0f, 3.0f,
+               4.0f, 5.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/f32.wgsl.expected.wgsl
index 4d48f5936f..f418892fd7 100644
--- a/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x2(0.0, 1.0, 2.0, 3.0, 4.0, 5.0);
+let m = mat3x2(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl
new file mode 100644
index 0000000000..990b243a42
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl
@@ -0,0 +1,3 @@
+let m = mat3x2(vec2(0.0, 1.0),
+               vec2(2.0, 3.0),
+               vec2(4.0, 5.0));
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..1447967e95
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat3x2 m = mat3x2(vec2(0.0f, 1.0f), vec2(2.0f, 3.0f), vec2(4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..27568edf53
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float3x2 m = float3x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f), float2(4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..ae7f33c2da
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float3x2 m = float3x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f), float2(4.0f, 5.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..ffaa504ab7
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,30 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 18
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v2float = OpTypeVector %float 2
+%mat3v2float = OpTypeMatrix %v2float 3
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+          %6 = OpConstantComposite %v2float %float_0 %float_1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %9 = OpConstantComposite %v2float %float_2 %float_3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+         %12 = OpConstantComposite %v2float %float_4 %float_5
+          %m = OpConstantComposite %mat3v2float %6 %9 %12
+       %void = OpTypeVoid
+         %14 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %14
+         %17 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..b8ff25a09a
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat3x2(vec2(0.0, 1.0), vec2(2.0, 3.0), vec2(4.0, 5.0));
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/f32.wgsl
index d9950cad64..287ee1b932 100644
--- a/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x2(vec2<f32>(0.0, 1.0),
-               vec2<f32>(2.0, 3.0),
-               vec2<f32>(4.0, 5.0));
+let m = mat3x2(vec2<f32>(0.0f, 1.0f),
+               vec2<f32>(2.0f, 3.0f),
+               vec2<f32>(4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/f32.wgsl.expected.wgsl
index 70fc4e69a3..913dd6bb47 100644
--- a/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x2/inferred/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x2(vec2<f32>(0.0, 1.0), vec2<f32>(2.0, 3.0), vec2<f32>(4.0, 5.0));
+let m = mat3x2(vec2<f32>(0.0f, 1.0f), vec2<f32>(2.0f, 3.0f), vec2<f32>(4.0f, 5.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x3/explicit/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat3x3/explicit/scalars/f32.wgsl
index b6a5ce10f7..33d7b14418 100644
--- a/test/tint/expressions/type_ctor/mat3x3/explicit/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x3/explicit/scalars/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x3<f32>(0.0, 1.0, 2.0,
-                    3.0, 4.0, 5.0,
-                    6.0, 7.0, 8.0);
+let m = mat3x3<f32>(0.0f, 1.0f, 2.0f,
+                    3.0f, 4.0f, 5.0f,
+                    6.0f, 7.0f, 8.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x3/explicit/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x3/explicit/scalars/f32.wgsl.expected.wgsl
index acd785e24a..033c8f659b 100644
--- a/test/tint/expressions/type_ctor/mat3x3/explicit/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x3/explicit/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x3<f32>(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0);
+let m = mat3x3<f32>(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x3/explicit/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat3x3/explicit/vectors/f32.wgsl
index fd4d236f38..cb6ac10f06 100644
--- a/test/tint/expressions/type_ctor/mat3x3/explicit/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x3/explicit/vectors/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x3<f32>(vec3<f32>(0.0, 1.0, 2.0),
-                    vec3<f32>(3.0, 4.0, 5.0),
-                    vec3<f32>(6.0, 7.0, 8.0));
+let m = mat3x3<f32>(vec3<f32>(0.0f, 1.0f, 2.0f),
+                    vec3<f32>(3.0f, 4.0f, 5.0f),
+                    vec3<f32>(6.0f, 7.0f, 8.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x3/explicit/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x3/explicit/vectors/f32.wgsl.expected.wgsl
index 9a9a20f64a..9ac30b5b1c 100644
--- a/test/tint/expressions/type_ctor/mat3x3/explicit/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x3/explicit/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x3<f32>(vec3<f32>(0.0, 1.0, 2.0), vec3<f32>(3.0, 4.0, 5.0), vec3<f32>(6.0, 7.0, 8.0));
+let m = mat3x3<f32>(vec3<f32>(0.0f, 1.0f, 2.0f), vec3<f32>(3.0f, 4.0f, 5.0f), vec3<f32>(6.0f, 7.0f, 8.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl
new file mode 100644
index 0000000000..ecdafe7191
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl
@@ -0,0 +1,3 @@
+let m = mat3x3(0.0, 1.0, 2.0,
+               3.0, 4.0, 5.0,
+               6.0, 7.0, 8.0);
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..0006430145
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat3 m = mat3(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..c35ca2af2e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float3x3 m = float3x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f), float3(6.0f, 7.0f, 8.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..2635df5e2e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float3x3 m = float3x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f), float3(6.0f, 7.0f, 8.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..8ec1da43f0
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,33 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 21
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v3float = OpTypeVector %float 3
+%mat3v3float = OpTypeMatrix %v3float 3
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+          %7 = OpConstantComposite %v3float %float_0 %float_1 %float_2
+    %float_3 = OpConstant %float 3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+         %11 = OpConstantComposite %v3float %float_3 %float_4 %float_5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+    %float_8 = OpConstant %float 8
+         %15 = OpConstantComposite %v3float %float_6 %float_7 %float_8
+          %m = OpConstantComposite %mat3v3float %7 %11 %15
+       %void = OpTypeVoid
+         %17 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %17
+         %20 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..18ca6e3c20
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat3x3(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0);
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/f32.wgsl
index ecdafe7191..de0b7c5c91 100644
--- a/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x3(0.0, 1.0, 2.0,
-               3.0, 4.0, 5.0,
-               6.0, 7.0, 8.0);
+let m = mat3x3(0.0f, 1.0f, 2.0f,
+               3.0f, 4.0f, 5.0f,
+               6.0f, 7.0f, 8.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/f32.wgsl.expected.wgsl
index 18ca6e3c20..c4f87ec1b6 100644
--- a/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x3(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0);
+let m = mat3x3(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl
new file mode 100644
index 0000000000..7b5f129ecd
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl
@@ -0,0 +1,3 @@
+let m = mat3x3(vec3(0.0, 1.0, 2.0),
+               vec3(3.0, 4.0, 5.0),
+               vec3(6.0, 7.0, 8.0));
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..f4631cb30a
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat3 m = mat3(vec3(0.0f, 1.0f, 2.0f), vec3(3.0f, 4.0f, 5.0f), vec3(6.0f, 7.0f, 8.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..c35ca2af2e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float3x3 m = float3x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f), float3(6.0f, 7.0f, 8.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..2635df5e2e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float3x3 m = float3x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f), float3(6.0f, 7.0f, 8.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..8ec1da43f0
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,33 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 21
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v3float = OpTypeVector %float 3
+%mat3v3float = OpTypeMatrix %v3float 3
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+          %7 = OpConstantComposite %v3float %float_0 %float_1 %float_2
+    %float_3 = OpConstant %float 3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+         %11 = OpConstantComposite %v3float %float_3 %float_4 %float_5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+    %float_8 = OpConstant %float 8
+         %15 = OpConstantComposite %v3float %float_6 %float_7 %float_8
+          %m = OpConstantComposite %mat3v3float %7 %11 %15
+       %void = OpTypeVoid
+         %17 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %17
+         %20 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..21c62e8e24
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat3x3(vec3(0.0, 1.0, 2.0), vec3(3.0, 4.0, 5.0), vec3(6.0, 7.0, 8.0));
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/f32.wgsl
index 5c2b614103..ab6a8dd7ff 100644
--- a/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x3(vec3<f32>(0.0, 1.0, 2.0),
-               vec3<f32>(3.0, 4.0, 5.0),
-               vec3<f32>(6.0, 7.0, 8.0));
+let m = mat3x3(vec3<f32>(0.0f, 1.0f, 2.0f),
+               vec3<f32>(3.0f, 4.0f, 5.0f),
+               vec3<f32>(6.0f, 7.0f, 8.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/f32.wgsl.expected.wgsl
index 9fdc4c906e..9117012306 100644
--- a/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x3/inferred/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x3(vec3<f32>(0.0, 1.0, 2.0), vec3<f32>(3.0, 4.0, 5.0), vec3<f32>(6.0, 7.0, 8.0));
+let m = mat3x3(vec3<f32>(0.0f, 1.0f, 2.0f), vec3<f32>(3.0f, 4.0f, 5.0f), vec3<f32>(6.0f, 7.0f, 8.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x4/explicit/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat3x4/explicit/scalars/f32.wgsl
index 8b1a949a9d..0a2e8e04d8 100644
--- a/test/tint/expressions/type_ctor/mat3x4/explicit/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x4/explicit/scalars/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x4<f32>(0.0, 1.0, 2.0, 3.0,
-                    4.0, 5.0, 6.0, 7.0,
-                    8.0, 9.0, 10.0, 11.0);
+let m = mat3x4<f32>(0.0f, 1.0f, 2.0f, 3.0f,
+                    4.0f, 5.0f, 6.0f, 7.0f,
+                    8.0f, 9.0f, 10.0f, 11.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x4/explicit/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x4/explicit/scalars/f32.wgsl.expected.wgsl
index 84d2e1f4de..205baa2a5f 100644
--- a/test/tint/expressions/type_ctor/mat3x4/explicit/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x4/explicit/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x4<f32>(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0);
+let m = mat3x4<f32>(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x4/explicit/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat3x4/explicit/vectors/f32.wgsl
index 0551705012..a3fc9c6fa5 100644
--- a/test/tint/expressions/type_ctor/mat3x4/explicit/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x4/explicit/vectors/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x4<f32>(vec4<f32>(0.0, 1.0, 2.0, 3.0),
-                    vec4<f32>(4.0, 5.0, 6.0, 7.0),
-                    vec4<f32>(8.0, 9.0, 10.0, 11.0));
+let m = mat3x4<f32>(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f),
+                    vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f),
+                    vec4<f32>(8.0f, 9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x4/explicit/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x4/explicit/vectors/f32.wgsl.expected.wgsl
index 9c51aa682a..05bc2e61d4 100644
--- a/test/tint/expressions/type_ctor/mat3x4/explicit/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x4/explicit/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x4<f32>(vec4<f32>(0.0, 1.0, 2.0, 3.0), vec4<f32>(4.0, 5.0, 6.0, 7.0), vec4<f32>(8.0, 9.0, 10.0, 11.0));
+let m = mat3x4<f32>(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f), vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f), vec4<f32>(8.0f, 9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl
new file mode 100644
index 0000000000..cce81618e0
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl
@@ -0,0 +1,3 @@
+let m = mat3x4(0.0, 1.0, 2.0, 3.0,
+               4.0, 5.0, 6.0, 7.0,
+               8.0, 9.0, 10.0, 11.0);
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..824c533694
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat3x4 m = mat3x4(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..fae68dfa2d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float3x4 m = float3x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f), float4(8.0f, 9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..3608220014
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float3x4 m = float3x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f), float4(8.0f, 9.0f, 10.0f, 11.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..b6ff57d5e3
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,36 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 24
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+%mat3v4float = OpTypeMatrix %v4float 3
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %8 = OpConstantComposite %v4float %float_0 %float_1 %float_2 %float_3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+         %13 = OpConstantComposite %v4float %float_4 %float_5 %float_6 %float_7
+    %float_8 = OpConstant %float 8
+    %float_9 = OpConstant %float 9
+   %float_10 = OpConstant %float 10
+   %float_11 = OpConstant %float 11
+         %18 = OpConstantComposite %v4float %float_8 %float_9 %float_10 %float_11
+          %m = OpConstantComposite %mat3v4float %8 %13 %18
+       %void = OpTypeVoid
+         %20 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %20
+         %23 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..5fce07ff64
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat3x4(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0);
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/f32.wgsl
index cce81618e0..9af3d0e53d 100644
--- a/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x4(0.0, 1.0, 2.0, 3.0,
-               4.0, 5.0, 6.0, 7.0,
-               8.0, 9.0, 10.0, 11.0);
+let m = mat3x4(0.0f, 1.0f, 2.0f, 3.0f,
+               4.0f, 5.0f, 6.0f, 7.0f,
+               8.0f, 9.0f, 10.0f, 11.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/f32.wgsl.expected.wgsl
index 5fce07ff64..8843467662 100644
--- a/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x4(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0);
+let m = mat3x4(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f);
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl
new file mode 100644
index 0000000000..cf638c26be
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl
@@ -0,0 +1,3 @@
+let m = mat3x4(vec4(0.0, 1.0, 2.0, 3.0),
+               vec4(4.0, 5.0, 6.0, 7.0),
+               vec4(8.0, 9.0, 10.0, 11.0));
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..2b8f5786b9
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat3x4 m = mat3x4(vec4(0.0f, 1.0f, 2.0f, 3.0f), vec4(4.0f, 5.0f, 6.0f, 7.0f), vec4(8.0f, 9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..fae68dfa2d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float3x4 m = float3x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f), float4(8.0f, 9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..3608220014
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float3x4 m = float3x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f), float4(8.0f, 9.0f, 10.0f, 11.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..b6ff57d5e3
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,36 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 24
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+%mat3v4float = OpTypeMatrix %v4float 3
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %8 = OpConstantComposite %v4float %float_0 %float_1 %float_2 %float_3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+         %13 = OpConstantComposite %v4float %float_4 %float_5 %float_6 %float_7
+    %float_8 = OpConstant %float 8
+    %float_9 = OpConstant %float 9
+   %float_10 = OpConstant %float 10
+   %float_11 = OpConstant %float 11
+         %18 = OpConstantComposite %v4float %float_8 %float_9 %float_10 %float_11
+          %m = OpConstantComposite %mat3v4float %8 %13 %18
+       %void = OpTypeVoid
+         %20 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %20
+         %23 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..4b5d529ee0
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat3x4(vec4(0.0, 1.0, 2.0, 3.0), vec4(4.0, 5.0, 6.0, 7.0), vec4(8.0, 9.0, 10.0, 11.0));
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/f32.wgsl
index eb6fad25a3..32169b897f 100644
--- a/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/f32.wgsl
@@ -1,3 +1,3 @@
-let m = mat3x4(vec4<f32>(0.0, 1.0, 2.0, 3.0),
-               vec4<f32>(4.0, 5.0, 6.0, 7.0),
-               vec4<f32>(8.0, 9.0, 10.0, 11.0));
+let m = mat3x4(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f),
+               vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f),
+               vec4<f32>(8.0f, 9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/f32.wgsl.expected.wgsl
index 6d3960ee3d..7ce7445f9f 100644
--- a/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat3x4/inferred/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat3x4(vec4<f32>(0.0, 1.0, 2.0, 3.0), vec4<f32>(4.0, 5.0, 6.0, 7.0), vec4<f32>(8.0, 9.0, 10.0, 11.0));
+let m = mat3x4(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f), vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f), vec4<f32>(8.0f, 9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x2/explicit/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat4x2/explicit/scalars/f32.wgsl
index 0148e38439..51b68392bf 100644
--- a/test/tint/expressions/type_ctor/mat4x2/explicit/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x2/explicit/scalars/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x2<f32>(0.0, 1.0,
-                    2.0, 3.0,
-                    4.0, 5.0,
-                    6.0, 7.0);
+let m = mat4x2<f32>(0.0f, 1.0f,
+                    2.0f, 3.0f,
+                    4.0f, 5.0f,
+                    6.0f, 7.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x2/explicit/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x2/explicit/scalars/f32.wgsl.expected.wgsl
index 5cb1e08bdd..f8b02e2c49 100644
--- a/test/tint/expressions/type_ctor/mat4x2/explicit/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x2/explicit/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x2<f32>(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0);
+let m = mat4x2<f32>(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x2/explicit/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat4x2/explicit/vectors/f32.wgsl
index a1a32f807b..80b3345e34 100644
--- a/test/tint/expressions/type_ctor/mat4x2/explicit/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x2/explicit/vectors/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x2<f32>(vec2<f32>(0.0, 1.0),
-                    vec2<f32>(2.0, 3.0),
-                    vec2<f32>(4.0, 5.0),
-                    vec2<f32>(6.0, 7.0));
+let m = mat4x2<f32>(vec2<f32>(0.0f, 1.0f),
+                    vec2<f32>(2.0f, 3.0f),
+                    vec2<f32>(4.0f, 5.0f),
+                    vec2<f32>(6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x2/explicit/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x2/explicit/vectors/f32.wgsl.expected.wgsl
index dea4919d69..2d10da9ad2 100644
--- a/test/tint/expressions/type_ctor/mat4x2/explicit/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x2/explicit/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x2<f32>(vec2<f32>(0.0, 1.0), vec2<f32>(2.0, 3.0), vec2<f32>(4.0, 5.0), vec2<f32>(6.0, 7.0));
+let m = mat4x2<f32>(vec2<f32>(0.0f, 1.0f), vec2<f32>(2.0f, 3.0f), vec2<f32>(4.0f, 5.0f), vec2<f32>(6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl
new file mode 100644
index 0000000000..f0946b93a5
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl
@@ -0,0 +1,4 @@
+let m = mat4x2(0.0, 1.0,
+               2.0, 3.0,
+               4.0, 5.0,
+               6.0, 7.0);
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..864c631eee
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat4x2 m = mat4x2(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..2acab36b4d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float4x2 m = float4x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f), float2(4.0f, 5.0f), float2(6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..0597230800
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float4x2 m = float4x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f), float2(4.0f, 5.0f), float2(6.0f, 7.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..c6a6c63a6e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,33 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 21
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v2float = OpTypeVector %float 2
+%mat4v2float = OpTypeMatrix %v2float 4
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+          %6 = OpConstantComposite %v2float %float_0 %float_1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %9 = OpConstantComposite %v2float %float_2 %float_3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+         %12 = OpConstantComposite %v2float %float_4 %float_5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+         %15 = OpConstantComposite %v2float %float_6 %float_7
+          %m = OpConstantComposite %mat4v2float %6 %9 %12 %15
+       %void = OpTypeVoid
+         %17 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %17
+         %20 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..8f695084f5
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat4x2(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0);
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/f32.wgsl
index f0946b93a5..f5a544c0fb 100644
--- a/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x2(0.0, 1.0,
-               2.0, 3.0,
-               4.0, 5.0,
-               6.0, 7.0);
+let m = mat4x2(0.0f, 1.0f,
+               2.0f, 3.0f,
+               4.0f, 5.0f,
+               6.0f, 7.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/f32.wgsl.expected.wgsl
index 8f695084f5..5c582f071c 100644
--- a/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x2(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0);
+let m = mat4x2(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl
new file mode 100644
index 0000000000..2d90c356dd
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl
@@ -0,0 +1,4 @@
+let m = mat4x2(vec2(0.0, 1.0),
+               vec2(2.0, 3.0),
+               vec2(4.0, 5.0),
+               vec2(6.0, 7.0));
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..93ae98cd4b
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat4x2 m = mat4x2(vec2(0.0f, 1.0f), vec2(2.0f, 3.0f), vec2(4.0f, 5.0f), vec2(6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..2acab36b4d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float4x2 m = float4x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f), float2(4.0f, 5.0f), float2(6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..0597230800
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float4x2 m = float4x2(float2(0.0f, 1.0f), float2(2.0f, 3.0f), float2(4.0f, 5.0f), float2(6.0f, 7.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..c6a6c63a6e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,33 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 21
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v2float = OpTypeVector %float 2
+%mat4v2float = OpTypeMatrix %v2float 4
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+          %6 = OpConstantComposite %v2float %float_0 %float_1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %9 = OpConstantComposite %v2float %float_2 %float_3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+         %12 = OpConstantComposite %v2float %float_4 %float_5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+         %15 = OpConstantComposite %v2float %float_6 %float_7
+          %m = OpConstantComposite %mat4v2float %6 %9 %12 %15
+       %void = OpTypeVoid
+         %17 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %17
+         %20 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..17866498cb
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat4x2(vec2(0.0, 1.0), vec2(2.0, 3.0), vec2(4.0, 5.0), vec2(6.0, 7.0));
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/f32.wgsl
index c1bd5eee1a..952511e952 100644
--- a/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x2(vec2<f32>(0.0, 1.0),
-               vec2<f32>(2.0, 3.0),
-               vec2<f32>(4.0, 5.0),
-               vec2<f32>(6.0, 7.0));
+let m = mat4x2(vec2<f32>(0.0f, 1.0f),
+               vec2<f32>(2.0f, 3.0f),
+               vec2<f32>(4.0f, 5.0f),
+               vec2<f32>(6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/f32.wgsl.expected.wgsl
index ca404bf655..e585e38033 100644
--- a/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x2/inferred/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x2(vec2<f32>(0.0, 1.0), vec2<f32>(2.0, 3.0), vec2<f32>(4.0, 5.0), vec2<f32>(6.0, 7.0));
+let m = mat4x2(vec2<f32>(0.0f, 1.0f), vec2<f32>(2.0f, 3.0f), vec2<f32>(4.0f, 5.0f), vec2<f32>(6.0f, 7.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x3/explicit/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat4x3/explicit/scalars/f32.wgsl
index d29dcf731b..4dcaf4c892 100644
--- a/test/tint/expressions/type_ctor/mat4x3/explicit/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x3/explicit/scalars/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x3<f32>(0.0, 1.0, 2.0,
-                    3.0, 4.0, 5.0,
-                    6.0, 7.0, 8.0,
-                    9.0, 10.0, 11.0);
+let m = mat4x3<f32>(0.0f, 1.0f, 2.0f,
+                    3.0f, 4.0f, 5.0f,
+                    6.0f, 7.0f, 8.0f,
+                    9.0f, 10.0f, 11.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x3/explicit/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x3/explicit/scalars/f32.wgsl.expected.wgsl
index 2172728eb5..dbe4773a8f 100644
--- a/test/tint/expressions/type_ctor/mat4x3/explicit/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x3/explicit/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x3<f32>(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0);
+let m = mat4x3<f32>(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x3/explicit/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat4x3/explicit/vectors/f32.wgsl
index 7f218e143d..74b3e9c652 100644
--- a/test/tint/expressions/type_ctor/mat4x3/explicit/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x3/explicit/vectors/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x3<f32>(vec3<f32>(0.0, 1.0, 2.0),
-                    vec3<f32>(3.0, 4.0, 5.0),
-                    vec3<f32>(6.0, 7.0, 8.0),
-                    vec3<f32>(9.0, 10.0, 11.0));
+let m = mat4x3<f32>(vec3<f32>(0.0f, 1.0f, 2.0f),
+                    vec3<f32>(3.0f, 4.0f, 5.0f),
+                    vec3<f32>(6.0f, 7.0f, 8.0f),
+                    vec3<f32>(9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x3/explicit/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x3/explicit/vectors/f32.wgsl.expected.wgsl
index ae271221da..2196b1e2f5 100644
--- a/test/tint/expressions/type_ctor/mat4x3/explicit/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x3/explicit/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x3<f32>(vec3<f32>(0.0, 1.0, 2.0), vec3<f32>(3.0, 4.0, 5.0), vec3<f32>(6.0, 7.0, 8.0), vec3<f32>(9.0, 10.0, 11.0));
+let m = mat4x3<f32>(vec3<f32>(0.0f, 1.0f, 2.0f), vec3<f32>(3.0f, 4.0f, 5.0f), vec3<f32>(6.0f, 7.0f, 8.0f), vec3<f32>(9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl
new file mode 100644
index 0000000000..32326a9ed8
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl
@@ -0,0 +1,4 @@
+let m = mat4x3(0.0, 1.0, 2.0,
+               3.0, 4.0, 5.0,
+               6.0, 7.0, 8.0,
+               9.0, 10.0, 11.0);
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..d18bd377c5
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat4x3 m = mat4x3(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..254cc408e6
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float4x3 m = float4x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f), float3(6.0f, 7.0f, 8.0f), float3(9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..d935650860
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float4x3 m = float4x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f), float3(6.0f, 7.0f, 8.0f), float3(9.0f, 10.0f, 11.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..d99b492f7e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,37 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 25
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v3float = OpTypeVector %float 3
+%mat4v3float = OpTypeMatrix %v3float 4
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+          %7 = OpConstantComposite %v3float %float_0 %float_1 %float_2
+    %float_3 = OpConstant %float 3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+         %11 = OpConstantComposite %v3float %float_3 %float_4 %float_5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+    %float_8 = OpConstant %float 8
+         %15 = OpConstantComposite %v3float %float_6 %float_7 %float_8
+    %float_9 = OpConstant %float 9
+   %float_10 = OpConstant %float 10
+   %float_11 = OpConstant %float 11
+         %19 = OpConstantComposite %v3float %float_9 %float_10 %float_11
+          %m = OpConstantComposite %mat4v3float %7 %11 %15 %19
+       %void = OpTypeVoid
+         %21 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %21
+         %24 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..209a37625f
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat4x3(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0);
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/f32.wgsl
index 32326a9ed8..f9dd14646a 100644
--- a/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x3(0.0, 1.0, 2.0,
-               3.0, 4.0, 5.0,
-               6.0, 7.0, 8.0,
-               9.0, 10.0, 11.0);
+let m = mat4x3(0.0f, 1.0f, 2.0f,
+               3.0f, 4.0f, 5.0f,
+               6.0f, 7.0f, 8.0f,
+               9.0f, 10.0f, 11.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/f32.wgsl.expected.wgsl
index 209a37625f..424df3dd4b 100644
--- a/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x3(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0);
+let m = mat4x3(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl
new file mode 100644
index 0000000000..8a80c15412
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl
@@ -0,0 +1,4 @@
+let m = mat4x3(vec3(0.0, 1.0, 2.0),
+               vec3(3.0, 4.0, 5.0),
+               vec3(6.0, 7.0, 8.0),
+               vec3(9.0, 10.0, 11.0));
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..532369fbf2
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat4x3 m = mat4x3(vec3(0.0f, 1.0f, 2.0f), vec3(3.0f, 4.0f, 5.0f), vec3(6.0f, 7.0f, 8.0f), vec3(9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..254cc408e6
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float4x3 m = float4x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f), float3(6.0f, 7.0f, 8.0f), float3(9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..d935650860
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float4x3 m = float4x3(float3(0.0f, 1.0f, 2.0f), float3(3.0f, 4.0f, 5.0f), float3(6.0f, 7.0f, 8.0f), float3(9.0f, 10.0f, 11.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..d99b492f7e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,37 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 25
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v3float = OpTypeVector %float 3
+%mat4v3float = OpTypeMatrix %v3float 4
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+          %7 = OpConstantComposite %v3float %float_0 %float_1 %float_2
+    %float_3 = OpConstant %float 3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+         %11 = OpConstantComposite %v3float %float_3 %float_4 %float_5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+    %float_8 = OpConstant %float 8
+         %15 = OpConstantComposite %v3float %float_6 %float_7 %float_8
+    %float_9 = OpConstant %float 9
+   %float_10 = OpConstant %float 10
+   %float_11 = OpConstant %float 11
+         %19 = OpConstantComposite %v3float %float_9 %float_10 %float_11
+          %m = OpConstantComposite %mat4v3float %7 %11 %15 %19
+       %void = OpTypeVoid
+         %21 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %21
+         %24 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..6e9e96bbfd
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat4x3(vec3(0.0, 1.0, 2.0), vec3(3.0, 4.0, 5.0), vec3(6.0, 7.0, 8.0), vec3(9.0, 10.0, 11.0));
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/f32.wgsl
index a3ae9f2839..d6c8650f72 100644
--- a/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x3(vec3<f32>(0.0, 1.0, 2.0),
-               vec3<f32>(3.0, 4.0, 5.0),
-               vec3<f32>(6.0, 7.0, 8.0),
-               vec3<f32>(9.0, 10.0, 11.0));
+let m = mat4x3(vec3<f32>(0.0f, 1.0f, 2.0f),
+               vec3<f32>(3.0f, 4.0f, 5.0f),
+               vec3<f32>(6.0f, 7.0f, 8.0f),
+               vec3<f32>(9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/f32.wgsl.expected.wgsl
index ca7b45f34e..eddcb09456 100644
--- a/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x3/inferred/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x3(vec3<f32>(0.0, 1.0, 2.0), vec3<f32>(3.0, 4.0, 5.0), vec3<f32>(6.0, 7.0, 8.0), vec3<f32>(9.0, 10.0, 11.0));
+let m = mat4x3(vec3<f32>(0.0f, 1.0f, 2.0f), vec3<f32>(3.0f, 4.0f, 5.0f), vec3<f32>(6.0f, 7.0f, 8.0f), vec3<f32>(9.0f, 10.0f, 11.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x4/explicit/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat4x4/explicit/scalars/f32.wgsl
index b89957b6f7..8ab5b1608f 100644
--- a/test/tint/expressions/type_ctor/mat4x4/explicit/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x4/explicit/scalars/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x4<f32>(0.0, 1.0, 2.0, 3.0,
-                    4.0, 5.0, 6.0, 7.0,
-                    8.0, 9.0, 10.0, 11.0,
-                    12.0, 13.0, 14.0, 15.0);
+let m = mat4x4<f32>(0.0f, 1.0f, 2.0f, 3.0f,
+                    4.0f, 5.0f, 6.0f, 7.0f,
+                    8.0f, 9.0f, 10.0f, 11.0f,
+                    12.0f, 13.0f, 14.0f, 15.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x4/explicit/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x4/explicit/scalars/f32.wgsl.expected.wgsl
index 5916e6a519..36fe95df21 100644
--- a/test/tint/expressions/type_ctor/mat4x4/explicit/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x4/explicit/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x4<f32>(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0, 13.0, 14.0, 15.0);
+let m = mat4x4<f32>(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f, 12.0f, 13.0f, 14.0f, 15.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x4/explicit/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat4x4/explicit/vectors/f32.wgsl
index 02b4118093..be1d34217f 100644
--- a/test/tint/expressions/type_ctor/mat4x4/explicit/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x4/explicit/vectors/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x4<f32>(vec4<f32>(0.0, 1.0, 2.0, 3.0),
-                    vec4<f32>(4.0, 5.0, 6.0, 7.0),
-                    vec4<f32>(8.0, 9.0, 10.0, 11.0),
-                    vec4<f32>(12.0, 13.0, 14.0, 15.0));
+let m = mat4x4<f32>(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f),
+                    vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f),
+                    vec4<f32>(8.0f, 9.0f, 10.0f, 11.0f),
+                    vec4<f32>(12.0f, 13.0f, 14.0f, 15.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x4/explicit/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x4/explicit/vectors/f32.wgsl.expected.wgsl
index 6bdb25745f..a09649c479 100644
--- a/test/tint/expressions/type_ctor/mat4x4/explicit/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x4/explicit/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x4<f32>(vec4<f32>(0.0, 1.0, 2.0, 3.0), vec4<f32>(4.0, 5.0, 6.0, 7.0), vec4<f32>(8.0, 9.0, 10.0, 11.0), vec4<f32>(12.0, 13.0, 14.0, 15.0));
+let m = mat4x4<f32>(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f), vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f), vec4<f32>(8.0f, 9.0f, 10.0f, 11.0f), vec4<f32>(12.0f, 13.0f, 14.0f, 15.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl
new file mode 100644
index 0000000000..571610f480
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl
@@ -0,0 +1,4 @@
+let m = mat4x4(0.0, 1.0, 2.0, 3.0,
+               4.0, 5.0, 6.0, 7.0,
+               8.0, 9.0, 10.0, 11.0,
+               12.0, 13.0, 14.0, 15.0);
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..c1bb385a4c
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat4 m = mat4(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f, 12.0f, 13.0f, 14.0f, 15.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..270799912a
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float4x4 m = float4x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f), float4(8.0f, 9.0f, 10.0f, 11.0f), float4(12.0f, 13.0f, 14.0f, 15.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..053e23dbe9
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float4x4 m = float4x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f), float4(8.0f, 9.0f, 10.0f, 11.0f), float4(12.0f, 13.0f, 14.0f, 15.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..84a8f8962d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,41 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 29
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+%mat4v4float = OpTypeMatrix %v4float 4
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %8 = OpConstantComposite %v4float %float_0 %float_1 %float_2 %float_3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+         %13 = OpConstantComposite %v4float %float_4 %float_5 %float_6 %float_7
+    %float_8 = OpConstant %float 8
+    %float_9 = OpConstant %float 9
+   %float_10 = OpConstant %float 10
+   %float_11 = OpConstant %float 11
+         %18 = OpConstantComposite %v4float %float_8 %float_9 %float_10 %float_11
+   %float_12 = OpConstant %float 12
+   %float_13 = OpConstant %float 13
+   %float_14 = OpConstant %float 14
+   %float_15 = OpConstant %float 15
+         %23 = OpConstantComposite %v4float %float_12 %float_13 %float_14 %float_15
+          %m = OpConstantComposite %mat4v4float %8 %13 %18 %23
+       %void = OpTypeVoid
+         %25 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %25
+         %28 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..33b0598be3
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat4x4(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0, 13.0, 14.0, 15.0);
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/f32.wgsl b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/f32.wgsl
index 571610f480..a47089b116 100644
--- a/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x4(0.0, 1.0, 2.0, 3.0,
-               4.0, 5.0, 6.0, 7.0,
-               8.0, 9.0, 10.0, 11.0,
-               12.0, 13.0, 14.0, 15.0);
+let m = mat4x4(0.0f, 1.0f, 2.0f, 3.0f,
+               4.0f, 5.0f, 6.0f, 7.0f,
+               8.0f, 9.0f, 10.0f, 11.0f,
+               12.0f, 13.0f, 14.0f, 15.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/f32.wgsl.expected.wgsl
index 33b0598be3..2374280d5d 100644
--- a/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/scalars/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x4(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0, 13.0, 14.0, 15.0);
+let m = mat4x4(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f, 12.0f, 13.0f, 14.0f, 15.0f);
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl
new file mode 100644
index 0000000000..a11a785eb2
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl
@@ -0,0 +1,4 @@
+let m = mat4x4(vec4(0.0, 1.0, 2.0, 3.0),
+               vec4(4.0, 5.0, 6.0, 7.0),
+               vec4(8.0, 9.0, 10.0, 11.0),
+               vec4(12.0, 13.0, 14.0, 15.0));
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..b86a544c92
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const mat4 m = mat4(vec4(0.0f, 1.0f, 2.0f, 3.0f), vec4(4.0f, 5.0f, 6.0f, 7.0f), vec4(8.0f, 9.0f, 10.0f, 11.0f), vec4(12.0f, 13.0f, 14.0f, 15.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..270799912a
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float4x4 m = float4x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f), float4(8.0f, 9.0f, 10.0f, 11.0f), float4(12.0f, 13.0f, 14.0f, 15.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..053e23dbe9
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float4x4 m = float4x4(float4(0.0f, 1.0f, 2.0f, 3.0f), float4(4.0f, 5.0f, 6.0f, 7.0f), float4(8.0f, 9.0f, 10.0f, 11.0f), float4(12.0f, 13.0f, 14.0f, 15.0f));
+
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..84a8f8962d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,41 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 29
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %m "m"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+%mat4v4float = OpTypeMatrix %v4float 4
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %8 = OpConstantComposite %v4float %float_0 %float_1 %float_2 %float_3
+    %float_4 = OpConstant %float 4
+    %float_5 = OpConstant %float 5
+    %float_6 = OpConstant %float 6
+    %float_7 = OpConstant %float 7
+         %13 = OpConstantComposite %v4float %float_4 %float_5 %float_6 %float_7
+    %float_8 = OpConstant %float 8
+    %float_9 = OpConstant %float 9
+   %float_10 = OpConstant %float 10
+   %float_11 = OpConstant %float 11
+         %18 = OpConstantComposite %v4float %float_8 %float_9 %float_10 %float_11
+   %float_12 = OpConstant %float 12
+   %float_13 = OpConstant %float 13
+   %float_14 = OpConstant %float 14
+   %float_15 = OpConstant %float 15
+         %23 = OpConstantComposite %v4float %float_12 %float_13 %float_14 %float_15
+          %m = OpConstantComposite %mat4v4float %8 %13 %18 %23
+       %void = OpTypeVoid
+         %25 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %25
+         %28 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..faf14ff03c
--- /dev/null
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let m = mat4x4(vec4(0.0, 1.0, 2.0, 3.0), vec4(4.0, 5.0, 6.0, 7.0), vec4(8.0, 9.0, 10.0, 11.0), vec4(12.0, 13.0, 14.0, 15.0));
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/f32.wgsl b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/f32.wgsl
index 1e2c0d775f..77740a21b2 100644
--- a/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/f32.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/f32.wgsl
@@ -1,4 +1,4 @@
-let m = mat4x4(vec4<f32>(0.0, 1.0, 2.0, 3.0),
-               vec4<f32>(4.0, 5.0, 6.0, 7.0),
-               vec4<f32>(8.0, 9.0, 10.0, 11.0),
-               vec4<f32>(12.0, 13.0, 14.0, 15.0));
+let m = mat4x4(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f),
+               vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f),
+               vec4<f32>(8.0f, 9.0f, 10.0f, 11.0f),
+               vec4<f32>(12.0f, 13.0f, 14.0f, 15.0f));
diff --git a/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/f32.wgsl.expected.wgsl
index b022afe64a..7bbde6baa9 100644
--- a/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/mat4x4/inferred/vectors/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let m = mat4x4(vec4<f32>(0.0, 1.0, 2.0, 3.0), vec4<f32>(4.0, 5.0, 6.0, 7.0), vec4<f32>(8.0, 9.0, 10.0, 11.0), vec4<f32>(12.0, 13.0, 14.0, 15.0));
+let m = mat4x4(vec4<f32>(0.0f, 1.0f, 2.0f, 3.0f), vec4<f32>(4.0f, 5.0f, 6.0f, 7.0f), vec4<f32>(8.0f, 9.0f, 10.0f, 11.0f), vec4<f32>(12.0f, 13.0f, 14.0f, 15.0f));
diff --git a/test/tint/expressions/type_ctor/vec2/explicit/f32.wgsl b/test/tint/expressions/type_ctor/vec2/explicit/f32.wgsl
index 87b10550fd..074655c917 100644
--- a/test/tint/expressions/type_ctor/vec2/explicit/f32.wgsl
+++ b/test/tint/expressions/type_ctor/vec2/explicit/f32.wgsl
@@ -1 +1 @@
-let v = vec2<f32>(0.0, 1.0);
+let v = vec2<f32>(0.0f, 1.0f);
diff --git a/test/tint/expressions/type_ctor/vec2/explicit/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec2/explicit/f32.wgsl.expected.wgsl
index 87b10550fd..074655c917 100644
--- a/test/tint/expressions/type_ctor/vec2/explicit/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/vec2/explicit/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let v = vec2<f32>(0.0, 1.0);
+let v = vec2<f32>(0.0f, 1.0f);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl
new file mode 100644
index 0000000000..e0e5dc904f
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl
@@ -0,0 +1 @@
+let v = vec2(0.0, 1.0);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..af91949ceb
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const vec2 v = vec2(0.0f, 1.0f);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..8802bbb621
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float2 v = float2(0.0f, 1.0f);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..f343a2593e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float2 v = float2(0.0f, 1.0f);
+
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..d12bbf2285
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,22 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 10
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v2float = OpTypeVector %float 2
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+          %v = OpConstantComposite %v2float %float_0 %float_1
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..e0e5dc904f
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec2(0.0, 1.0);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl
new file mode 100644
index 0000000000..de5642e08a
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl
@@ -0,0 +1 @@
+let v = vec2(0, 1);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.glsl
new file mode 100644
index 0000000000..ebef7ff07d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const ivec2 v = ivec2(0, 1);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.hlsl
new file mode 100644
index 0000000000..afa632e39a
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const int2 v = int2(0, 1);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.msl
new file mode 100644
index 0000000000..af85d231cc
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant int2 v = int2(0, 1);
+
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.spvasm
new file mode 100644
index 0000000000..2e021f90e8
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.spvasm
@@ -0,0 +1,22 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 10
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+        %int = OpTypeInt 32 1
+      %v2int = OpTypeVector %int 2
+      %int_0 = OpConstant %int 0
+      %int_1 = OpConstant %int 1
+          %v = OpConstantComposite %v2int %int_0 %int_1
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.wgsl
new file mode 100644
index 0000000000..de5642e08a
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec2/inferred/abstract-int.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec2(0, 1);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/f32.wgsl b/test/tint/expressions/type_ctor/vec2/inferred/f32.wgsl
index e0e5dc904f..3ca3308d24 100644
--- a/test/tint/expressions/type_ctor/vec2/inferred/f32.wgsl
+++ b/test/tint/expressions/type_ctor/vec2/inferred/f32.wgsl
@@ -1 +1 @@
-let v = vec2(0.0, 1.0);
+let v = vec2(0.0f, 1.0f);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec2/inferred/f32.wgsl.expected.wgsl
index e0e5dc904f..3ca3308d24 100644
--- a/test/tint/expressions/type_ctor/vec2/inferred/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/vec2/inferred/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let v = vec2(0.0, 1.0);
+let v = vec2(0.0f, 1.0f);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/i32.wgsl b/test/tint/expressions/type_ctor/vec2/inferred/i32.wgsl
index de5642e08a..7207f3436b 100644
--- a/test/tint/expressions/type_ctor/vec2/inferred/i32.wgsl
+++ b/test/tint/expressions/type_ctor/vec2/inferred/i32.wgsl
@@ -1 +1 @@
-let v = vec2(0, 1);
+let v = vec2(0i, 1i);
diff --git a/test/tint/expressions/type_ctor/vec2/inferred/i32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec2/inferred/i32.wgsl.expected.wgsl
index de5642e08a..7207f3436b 100644
--- a/test/tint/expressions/type_ctor/vec2/inferred/i32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/vec2/inferred/i32.wgsl.expected.wgsl
@@ -1 +1 @@
-let v = vec2(0, 1);
+let v = vec2(0i, 1i);
diff --git a/test/tint/expressions/type_ctor/vec3/explicit/bool.wgsl b/test/tint/expressions/type_ctor/vec3/explicit/bool.wgsl
index 9f3a1f3852..0acf3bf9cb 100644
--- a/test/tint/expressions/type_ctor/vec3/explicit/bool.wgsl
+++ b/test/tint/expressions/type_ctor/vec3/explicit/bool.wgsl
@@ -1 +1 @@
-let v = vec3(false, true, false);
+let v = vec3<bool>(false, true, false);
diff --git a/test/tint/expressions/type_ctor/vec3/explicit/bool.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec3/explicit/bool.wgsl.expected.wgsl
index 9f3a1f3852..0acf3bf9cb 100644
--- a/test/tint/expressions/type_ctor/vec3/explicit/bool.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/vec3/explicit/bool.wgsl.expected.wgsl
@@ -1 +1 @@
-let v = vec3(false, true, false);
+let v = vec3<bool>(false, true, false);
diff --git a/test/tint/expressions/type_ctor/vec3/explicit/f32.wgsl b/test/tint/expressions/type_ctor/vec3/explicit/f32.wgsl
index 376f901c51..0978438943 100644
--- a/test/tint/expressions/type_ctor/vec3/explicit/f32.wgsl
+++ b/test/tint/expressions/type_ctor/vec3/explicit/f32.wgsl
@@ -1 +1 @@
-let v = vec3(0.0, 1.0, 2.0);
+let v = vec3<f32>(0.0f, 1.0f, 2.0f);
diff --git a/test/tint/expressions/type_ctor/vec3/explicit/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec3/explicit/f32.wgsl.expected.wgsl
index 376f901c51..0978438943 100644
--- a/test/tint/expressions/type_ctor/vec3/explicit/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/vec3/explicit/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let v = vec3(0.0, 1.0, 2.0);
+let v = vec3<f32>(0.0f, 1.0f, 2.0f);
diff --git a/test/tint/expressions/type_ctor/vec3/explicit/i32.wgsl b/test/tint/expressions/type_ctor/vec3/explicit/i32.wgsl
index 7b9ebcb87e..605fa301ee 100644
--- a/test/tint/expressions/type_ctor/vec3/explicit/i32.wgsl
+++ b/test/tint/expressions/type_ctor/vec3/explicit/i32.wgsl
@@ -1 +1 @@
-let v = vec3(0, 1, 2);
+let v = vec3<i32>(0i, 1i, 2i);
diff --git a/test/tint/expressions/type_ctor/vec3/explicit/i32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec3/explicit/i32.wgsl.expected.wgsl
index 7b9ebcb87e..605fa301ee 100644
--- a/test/tint/expressions/type_ctor/vec3/explicit/i32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/vec3/explicit/i32.wgsl.expected.wgsl
@@ -1 +1 @@
-let v = vec3(0, 1, 2);
+let v = vec3<i32>(0i, 1i, 2i);
diff --git a/test/tint/expressions/type_ctor/vec3/explicit/u32.wgsl b/test/tint/expressions/type_ctor/vec3/explicit/u32.wgsl
index 0040d27e6c..111a1d3ad0 100644
--- a/test/tint/expressions/type_ctor/vec3/explicit/u32.wgsl
+++ b/test/tint/expressions/type_ctor/vec3/explicit/u32.wgsl
@@ -1 +1 @@
-let v = vec3(0u, 1u, 2u);
+let v = vec3<u32>(0u, 1u, 2u);
diff --git a/test/tint/expressions/type_ctor/vec3/explicit/u32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec3/explicit/u32.wgsl.expected.wgsl
index 0040d27e6c..111a1d3ad0 100644
--- a/test/tint/expressions/type_ctor/vec3/explicit/u32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/vec3/explicit/u32.wgsl.expected.wgsl
@@ -1 +1 @@
-let v = vec3(0u, 1u, 2u);
+let v = vec3<u32>(0u, 1u, 2u);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl
new file mode 100644
index 0000000000..376f901c51
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl
@@ -0,0 +1 @@
+let v = vec3(0.0, 1.0, 2.0);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..9f73b75785
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const vec3 v = vec3(0.0f, 1.0f, 2.0f);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..daa5a1c21d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float3 v = float3(0.0f, 1.0f, 2.0f);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..b0b245a391
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float3 v = float3(0.0f, 1.0f, 2.0f);
+
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..62e8bc30c7
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,23 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 11
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v3float = OpTypeVector %float 3
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+          %v = OpConstantComposite %v3float %float_0 %float_1 %float_2
+       %void = OpTypeVoid
+          %7 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %7
+         %10 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..376f901c51
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec3(0.0, 1.0, 2.0);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl
new file mode 100644
index 0000000000..7b9ebcb87e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl
@@ -0,0 +1 @@
+let v = vec3(0, 1, 2);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.glsl
new file mode 100644
index 0000000000..0392e707da
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const ivec3 v = ivec3(0, 1, 2);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.hlsl
new file mode 100644
index 0000000000..9bc1dc4652
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const int3 v = int3(0, 1, 2);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.msl
new file mode 100644
index 0000000000..63fbce8f89
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant int3 v = int3(0, 1, 2);
+
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.spvasm
new file mode 100644
index 0000000000..fe0276e9ba
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.spvasm
@@ -0,0 +1,23 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 11
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+        %int = OpTypeInt 32 1
+      %v3int = OpTypeVector %int 3
+      %int_0 = OpConstant %int 0
+      %int_1 = OpConstant %int 1
+      %int_2 = OpConstant %int 2
+          %v = OpConstantComposite %v3int %int_0 %int_1 %int_2
+       %void = OpTypeVoid
+          %7 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %7
+         %10 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.wgsl
new file mode 100644
index 0000000000..7b9ebcb87e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/abstract-int.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec3(0, 1, 2);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl
new file mode 100644
index 0000000000..9f3a1f3852
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl
@@ -0,0 +1 @@
+let v = vec3(false, true, false);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.glsl
new file mode 100644
index 0000000000..e7d7818003
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const bvec3 v = bvec3(false, true, false);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.hlsl
new file mode 100644
index 0000000000..d5acfa022d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const bool3 v = bool3(false, true, false);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.msl
new file mode 100644
index 0000000000..0cd9b5b483
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant bool3 v = bool3(false, true, false);
+
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.spvasm
new file mode 100644
index 0000000000..b712760ab3
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.spvasm
@@ -0,0 +1,22 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 10
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+       %bool = OpTypeBool
+     %v3bool = OpTypeVector %bool 3
+      %false = OpConstantFalse %bool
+       %true = OpConstantTrue %bool
+          %v = OpConstantComposite %v3bool %false %true %false
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.wgsl
new file mode 100644
index 0000000000..9f3a1f3852
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/bool.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec3(false, true, false);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl
new file mode 100644
index 0000000000..e09c928751
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl
@@ -0,0 +1 @@
+let v = vec3(0.0f, 1.0f, 2.0f);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.glsl
new file mode 100644
index 0000000000..9f73b75785
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const vec3 v = vec3(0.0f, 1.0f, 2.0f);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.hlsl
new file mode 100644
index 0000000000..daa5a1c21d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float3 v = float3(0.0f, 1.0f, 2.0f);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.msl
new file mode 100644
index 0000000000..b0b245a391
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float3 v = float3(0.0f, 1.0f, 2.0f);
+
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.spvasm
new file mode 100644
index 0000000000..62e8bc30c7
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.spvasm
@@ -0,0 +1,23 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 11
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v3float = OpTypeVector %float 3
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+          %v = OpConstantComposite %v3float %float_0 %float_1 %float_2
+       %void = OpTypeVoid
+          %7 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %7
+         %10 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.wgsl
new file mode 100644
index 0000000000..e09c928751
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/f32.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec3(0.0f, 1.0f, 2.0f);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl
new file mode 100644
index 0000000000..73cd9730fb
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl
@@ -0,0 +1 @@
+let v = vec3(0i, 1i, 2i);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.glsl
new file mode 100644
index 0000000000..0392e707da
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const ivec3 v = ivec3(0, 1, 2);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.hlsl
new file mode 100644
index 0000000000..9bc1dc4652
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const int3 v = int3(0, 1, 2);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.msl
new file mode 100644
index 0000000000..63fbce8f89
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant int3 v = int3(0, 1, 2);
+
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.spvasm
new file mode 100644
index 0000000000..fe0276e9ba
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.spvasm
@@ -0,0 +1,23 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 11
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+        %int = OpTypeInt 32 1
+      %v3int = OpTypeVector %int 3
+      %int_0 = OpConstant %int 0
+      %int_1 = OpConstant %int 1
+      %int_2 = OpConstant %int 2
+          %v = OpConstantComposite %v3int %int_0 %int_1 %int_2
+       %void = OpTypeVoid
+          %7 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %7
+         %10 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.wgsl
new file mode 100644
index 0000000000..73cd9730fb
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/i32.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec3(0i, 1i, 2i);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl
new file mode 100644
index 0000000000..0040d27e6c
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl
@@ -0,0 +1 @@
+let v = vec3(0u, 1u, 2u);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.glsl
new file mode 100644
index 0000000000..1aabf2da89
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const uvec3 v = uvec3(0u, 1u, 2u);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.hlsl
new file mode 100644
index 0000000000..18899ea0d3
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const uint3 v = uint3(0u, 1u, 2u);
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.msl
new file mode 100644
index 0000000000..6090ecfdc8
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant uint3 v = uint3(0u, 1u, 2u);
+
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.spvasm
new file mode 100644
index 0000000000..e4b4797464
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.spvasm
@@ -0,0 +1,23 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 11
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+       %uint = OpTypeInt 32 0
+     %v3uint = OpTypeVector %uint 3
+     %uint_0 = OpConstant %uint 0
+     %uint_1 = OpConstant %uint 1
+     %uint_2 = OpConstant %uint 2
+          %v = OpConstantComposite %v3uint %uint_0 %uint_1 %uint_2
+       %void = OpTypeVoid
+          %7 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %7
+         %10 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.wgsl
new file mode 100644
index 0000000000..0040d27e6c
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec3/inferred/u32.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec3(0u, 1u, 2u);
diff --git a/test/tint/expressions/type_ctor/vec4/explicit/f32.wgsl b/test/tint/expressions/type_ctor/vec4/explicit/f32.wgsl
index bb1280e19d..5a04e5ba0d 100644
--- a/test/tint/expressions/type_ctor/vec4/explicit/f32.wgsl
+++ b/test/tint/expressions/type_ctor/vec4/explicit/f32.wgsl
@@ -1 +1 @@
-let v = vec4(0.0, 1.0, 2.0, 3.0);
+let v = vec4(0.f, 1.f, 2.f, 3.f);
diff --git a/test/tint/expressions/type_ctor/vec4/explicit/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec4/explicit/f32.wgsl.expected.wgsl
index bb1280e19d..89c6254ef3 100644
--- a/test/tint/expressions/type_ctor/vec4/explicit/f32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/vec4/explicit/f32.wgsl.expected.wgsl
@@ -1 +1 @@
-let v = vec4(0.0, 1.0, 2.0, 3.0);
+let v = vec4(0.0f, 1.0f, 2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/vec4/explicit/i32.wgsl b/test/tint/expressions/type_ctor/vec4/explicit/i32.wgsl
index ab60e6e781..38a4ff8f91 100644
--- a/test/tint/expressions/type_ctor/vec4/explicit/i32.wgsl
+++ b/test/tint/expressions/type_ctor/vec4/explicit/i32.wgsl
@@ -1 +1 @@
-let v = vec4(0, 1, 2, 3);
+let v = vec4(0i, 1i, 2i, 3i);
diff --git a/test/tint/expressions/type_ctor/vec4/explicit/i32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec4/explicit/i32.wgsl.expected.wgsl
index ab60e6e781..38a4ff8f91 100644
--- a/test/tint/expressions/type_ctor/vec4/explicit/i32.wgsl.expected.wgsl
+++ b/test/tint/expressions/type_ctor/vec4/explicit/i32.wgsl.expected.wgsl
@@ -1 +1 @@
-let v = vec4(0, 1, 2, 3);
+let v = vec4(0i, 1i, 2i, 3i);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl
new file mode 100644
index 0000000000..bb1280e19d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl
@@ -0,0 +1 @@
+let v = vec4(0.0, 1.0, 2.0, 3.0);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.glsl
new file mode 100644
index 0000000000..254bda9e7a
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const vec4 v = vec4(0.0f, 1.0f, 2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.hlsl
new file mode 100644
index 0000000000..bd679f3022
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float4 v = float4(0.0f, 1.0f, 2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.msl
new file mode 100644
index 0000000000..568e746ed8
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float4 v = float4(0.0f, 1.0f, 2.0f, 3.0f);
+
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.spvasm
new file mode 100644
index 0000000000..783aa84a45
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.spvasm
@@ -0,0 +1,24 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 12
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %v = OpConstantComposite %v4float %float_0 %float_1 %float_2 %float_3
+       %void = OpTypeVoid
+          %8 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %8
+         %11 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.wgsl
new file mode 100644
index 0000000000..bb1280e19d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-float.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec4(0.0, 1.0, 2.0, 3.0);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl
new file mode 100644
index 0000000000..ab60e6e781
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl
@@ -0,0 +1 @@
+let v = vec4(0, 1, 2, 3);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.glsl
new file mode 100644
index 0000000000..77c907bcd1
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const ivec4 v = ivec4(0, 1, 2, 3);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.hlsl
new file mode 100644
index 0000000000..58b86cecad
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const int4 v = int4(0, 1, 2, 3);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.msl
new file mode 100644
index 0000000000..f00d2ebbd7
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant int4 v = int4(0, 1, 2, 3);
+
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.spvasm
new file mode 100644
index 0000000000..88201cc543
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.spvasm
@@ -0,0 +1,24 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 12
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+      %int_0 = OpConstant %int 0
+      %int_1 = OpConstant %int 1
+      %int_2 = OpConstant %int 2
+      %int_3 = OpConstant %int 3
+          %v = OpConstantComposite %v4int %int_0 %int_1 %int_2 %int_3
+       %void = OpTypeVoid
+          %8 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %8
+         %11 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.wgsl
new file mode 100644
index 0000000000..ab60e6e781
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/abstract-int.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec4(0, 1, 2, 3);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl
new file mode 100644
index 0000000000..baeff0f35f
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl
@@ -0,0 +1 @@
+let v = vec4(false, true, false, true);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.glsl
new file mode 100644
index 0000000000..11236dbca8
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const bvec4 v = bvec4(false, true, false, true);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.hlsl
new file mode 100644
index 0000000000..af7e30f4e6
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const bool4 v = bool4(false, true, false, true);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.msl
new file mode 100644
index 0000000000..840b113e49
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant bool4 v = bool4(false, true, false, true);
+
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.spvasm
new file mode 100644
index 0000000000..1ecbff115e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.spvasm
@@ -0,0 +1,22 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 10
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+       %bool = OpTypeBool
+     %v4bool = OpTypeVector %bool 4
+      %false = OpConstantFalse %bool
+       %true = OpConstantTrue %bool
+          %v = OpConstantComposite %v4bool %false %true %false %true
+       %void = OpTypeVoid
+          %6 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %6
+          %9 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.wgsl
new file mode 100644
index 0000000000..baeff0f35f
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/bool.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec4(false, true, false, true);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl
new file mode 100644
index 0000000000..89c6254ef3
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl
@@ -0,0 +1 @@
+let v = vec4(0.0f, 1.0f, 2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.glsl
new file mode 100644
index 0000000000..254bda9e7a
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const vec4 v = vec4(0.0f, 1.0f, 2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.hlsl
new file mode 100644
index 0000000000..bd679f3022
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const float4 v = float4(0.0f, 1.0f, 2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.msl
new file mode 100644
index 0000000000..568e746ed8
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant float4 v = float4(0.0f, 1.0f, 2.0f, 3.0f);
+
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.spvasm
new file mode 100644
index 0000000000..783aa84a45
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.spvasm
@@ -0,0 +1,24 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 12
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+      %float = OpTypeFloat 32
+    %v4float = OpTypeVector %float 4
+    %float_0 = OpConstant %float 0
+    %float_1 = OpConstant %float 1
+    %float_2 = OpConstant %float 2
+    %float_3 = OpConstant %float 3
+          %v = OpConstantComposite %v4float %float_0 %float_1 %float_2 %float_3
+       %void = OpTypeVoid
+          %8 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %8
+         %11 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.wgsl
new file mode 100644
index 0000000000..89c6254ef3
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/f32.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec4(0.0f, 1.0f, 2.0f, 3.0f);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl
new file mode 100644
index 0000000000..38a4ff8f91
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl
@@ -0,0 +1 @@
+let v = vec4(0i, 1i, 2i, 3i);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.glsl
new file mode 100644
index 0000000000..77c907bcd1
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const ivec4 v = ivec4(0, 1, 2, 3);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.hlsl
new file mode 100644
index 0000000000..58b86cecad
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const int4 v = int4(0, 1, 2, 3);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.msl
new file mode 100644
index 0000000000..f00d2ebbd7
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant int4 v = int4(0, 1, 2, 3);
+
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.spvasm
new file mode 100644
index 0000000000..88201cc543
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.spvasm
@@ -0,0 +1,24 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 12
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+        %int = OpTypeInt 32 1
+      %v4int = OpTypeVector %int 4
+      %int_0 = OpConstant %int 0
+      %int_1 = OpConstant %int 1
+      %int_2 = OpConstant %int 2
+      %int_3 = OpConstant %int 3
+          %v = OpConstantComposite %v4int %int_0 %int_1 %int_2 %int_3
+       %void = OpTypeVoid
+          %8 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %8
+         %11 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.wgsl
new file mode 100644
index 0000000000..38a4ff8f91
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/i32.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec4(0i, 1i, 2i, 3i);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl
new file mode 100644
index 0000000000..ef7c7662f5
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl
@@ -0,0 +1 @@
+let v = vec4(0u, 1u, 2u, 3u);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.glsl b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.glsl
new file mode 100644
index 0000000000..a6bfcaefda
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.glsl
@@ -0,0 +1,7 @@
+#version 310 es
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void unused_entry_point() {
+  return;
+}
+const uvec4 v = uvec4(0u, 1u, 2u, 3u);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.hlsl b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.hlsl
new file mode 100644
index 0000000000..014390a471
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.hlsl
@@ -0,0 +1,6 @@
+[numthreads(1, 1, 1)]
+void unused_entry_point() {
+  return;
+}
+
+static const uint4 v = uint4(0u, 1u, 2u, 3u);
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.msl b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.msl
new file mode 100644
index 0000000000..83695b894d
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.msl
@@ -0,0 +1,5 @@
+#include <metal_stdlib>
+
+using namespace metal;
+constant uint4 v = uint4(0u, 1u, 2u, 3u);
+
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.spvasm b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.spvasm
new file mode 100644
index 0000000000..23b7d4495e
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.spvasm
@@ -0,0 +1,24 @@
+; SPIR-V
+; Version: 1.3
+; Generator: Google Tint Compiler; 0
+; Bound: 12
+; Schema: 0
+               OpCapability Shader
+               OpMemoryModel Logical GLSL450
+               OpEntryPoint GLCompute %unused_entry_point "unused_entry_point"
+               OpExecutionMode %unused_entry_point LocalSize 1 1 1
+               OpName %v "v"
+               OpName %unused_entry_point "unused_entry_point"
+       %uint = OpTypeInt 32 0
+     %v4uint = OpTypeVector %uint 4
+     %uint_0 = OpConstant %uint 0
+     %uint_1 = OpConstant %uint 1
+     %uint_2 = OpConstant %uint 2
+     %uint_3 = OpConstant %uint 3
+          %v = OpConstantComposite %v4uint %uint_0 %uint_1 %uint_2 %uint_3
+       %void = OpTypeVoid
+          %8 = OpTypeFunction %void
+%unused_entry_point = OpFunction %void None %8
+         %11 = OpLabel
+               OpReturn
+               OpFunctionEnd
diff --git a/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.wgsl b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.wgsl
new file mode 100644
index 0000000000..ef7c7662f5
--- /dev/null
+++ b/test/tint/expressions/type_ctor/vec4/inferred/u32.wgsl.expected.wgsl
@@ -0,0 +1 @@
+let v = vec4(0u, 1u, 2u, 3u);
diff --git a/test/tint/ptr_ref/access/matrix.spvasm.expected.wgsl b/test/tint/ptr_ref/access/matrix.spvasm.expected.wgsl
index 1df5dca066..c5e748eda0 100644
--- a/test/tint/ptr_ref/access/matrix.spvasm.expected.wgsl
+++ b/test/tint/ptr_ref/access/matrix.spvasm.expected.wgsl
@@ -1,7 +1,7 @@
 fn main_1() {
   var m : mat3x3<f32> = mat3x3<f32>();
-  m = mat3x3<f32>(vec3<f32>(1.0, 2.0, 3.0), vec3<f32>(4.0, 5.0, 6.0), vec3<f32>(7.0, 8.0, 9.0));
-  m[1i] = vec3<f32>(5.0, 5.0, 5.0);
+  m = mat3x3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f), vec3<f32>(4.0f, 5.0f, 6.0f), vec3<f32>(7.0f, 8.0f, 9.0f));
+  m[1i] = vec3<f32>(5.0f, 5.0f, 5.0f);
   return;
 }
 
diff --git a/test/tint/samples/simple_vertex.spvasm.expected.wgsl b/test/tint/samples/simple_vertex.spvasm.expected.wgsl
index 3aaf1efc2b..ece46723d9 100644
--- a/test/tint/samples/simple_vertex.spvasm.expected.wgsl
+++ b/test/tint/samples/simple_vertex.spvasm.expected.wgsl
@@ -1,7 +1,7 @@
 var<private> gl_Position : vec4<f32>;
 
 fn main_1() {
-  gl_Position = vec4<f32>(0.0, 0.0, 0.0, 0.0);
+  gl_Position = vec4<f32>(0.0f, 0.0f, 0.0f, 0.0f);
   return;
 }