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Restore "MSL writer: make signed int overflow defined behaviour"

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This reverts commit e33b0baa08.

Added tests/expressions/literals/intmin.wgsl test.

Bug: tint:124
Change-Id: I3d46f939ff20fa377ddb5fcb52f9afe728b8e430
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/60441
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Reviewed-by: David Neto <dneto@google.com>
This commit is contained in:
Antonio Maiorano
2021-07-30 18:59:06 +00:00
committed by Tint LUCI CQ
parent 9bdf2dcc6b
commit d388bc9b36
686 changed files with 4111 additions and 3079 deletions
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2
test/ptr_ref/load/global/i32.spvasm.expected.msl
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@@ -3,7 +3,7 @@
using namespace metal;
void main_1(thread int* const tint_symbol_1) {
int const x_9 = *(tint_symbol_1);
int const x_11 = (x_9 + 1);
int const x_11 = as_type<int>((as_type<uint>(x_9) + as_type<uint>(1)));
return;
}

2
test/ptr_ref/load/global/i32.wgsl.expected.msl
View File

@@ -4,7 +4,7 @@ using namespace metal;
kernel void tint_symbol() {
thread int tint_symbol_1 = 0;
int const i = tint_symbol_1;
int const use = (i + 1);
int const use = as_type<int>((as_type<uint>(i) + as_type<uint>(1)));
return;
}