intrinsics/gen/modf/a128ab.wgsl:29:24 warning: use of deprecated intrinsic
  var res: vec2<f32> = modf(vec2<f32>(), &arg_1);
                       ^^^^

; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 24
; Schema: 0
               OpCapability Shader
         %13 = OpExtInstImport "GLSL.std.450"
               OpMemoryModel Logical GLSL450
               OpEntryPoint GLCompute %compute_main "compute_main"
               OpExecutionMode %compute_main LocalSize 1 1 1
               OpName %arg_1 "arg_1"
               OpName %tint_symbol "tint_symbol"
               OpName %modf_a128ab "modf_a128ab"
               OpName %res "res"
               OpName %compute_main "compute_main"
               OpDecorate %tint_symbol BuiltIn LocalInvocationIndex
      %float = OpTypeFloat 32
    %v2float = OpTypeVector %float 2
%_ptr_Workgroup_v2float = OpTypePointer Workgroup %v2float
      %arg_1 = OpVariable %_ptr_Workgroup_v2float Workgroup
       %uint = OpTypeInt 32 0
%_ptr_Input_uint = OpTypePointer Input %uint
%tint_symbol = OpVariable %_ptr_Input_uint Input
       %void = OpTypeVoid
          %8 = OpTypeFunction %void
         %14 = OpConstantNull %v2float
%_ptr_Function_v2float = OpTypePointer Function %v2float
     %uint_2 = OpConstant %uint 2
   %uint_264 = OpConstant %uint 264
%modf_a128ab = OpFunction %void None %8
         %11 = OpLabel
        %res = OpVariable %_ptr_Function_v2float Function %14
         %12 = OpExtInst %v2float %13 Modf %14 %arg_1
               OpStore %res %12
               OpReturn
               OpFunctionEnd
%compute_main = OpFunction %void None %8
         %19 = OpLabel
               OpStore %arg_1 %14
               OpControlBarrier %uint_2 %uint_2 %uint_264
         %23 = OpFunctionCall %void %modf_a128ab
               OpReturn
               OpFunctionEnd