tree b4f8da50267f66fe67cbefe0ffd83d5c27b989fe
parent c57642cbd5edc1ca653b8fb88991766343766094
author Ben Clayton <bclayton@google.com> 1633077715 +0000
committer Tint LUCI CQ <tint-scoped@luci-project-accounts.iam.gserviceaccount.com> 1633077715 +0000

writer/spirv: Fix abs() on unsigned integers

GLSLstd450SAbs expects a *signed* integer.
abs() of an unsigned number is now a no-op.

Fixes WebGPU CTS tests:
webgpu:shader,execution,robust_access_vertex:vertex_buffer_access:*

Bug: tint:1194
Change-Id: I65c5e9f2f03aac0b788b9ba88c383cbec136d7c6
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/65620
Commit-Queue: Ben Clayton <bclayton@chromium.org>
Kokoro: Ben Clayton <bclayton@chromium.org>
Reviewed-by: David Neto <dneto@google.com>