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

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

View File

@@ -49,7 +49,7 @@ void main_1(constant buf0& x_6, constant buf1& x_9, thread float4* const tint_sy
f = fmin(fmax(x_53, 0.0f), 0.0f);
{
int const x_56 = i;
i = (x_56 - 1);
i = as_type<int>((as_type<uint>(x_56) - as_type<uint>(1)));
}
}
float const x_58 = f;

View File

@@ -49,7 +49,7 @@ void main_1(constant buf0& x_6, constant buf1& x_9, thread float4* const tint_sy
f = fmin(fmax(x_53, 0.0f), 0.0f);
{
int const x_56 = i;
i = (x_56 - 1);
i = as_type<int>((as_type<uint>(x_56) - as_type<uint>(1)));
}
}
float const x_58 = f;