[webkit-changes] [WebKit/WebKit] 059391: [WGSL] MSL compilation error opening https://webll...

[Tadeu Zagallo]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 05939152b8cdf82e762d92acf17feeeb252caa1a
      https://github.com/WebKit/WebKit/commit/05939152b8cdf82e762d92acf17feeeb252caa1a
  Author: Tadeu Zagallo <tzagallo at apple.com>
  Date:   2023-11-09 (Thu, 09 Nov 2023)

  Changed paths:
    M Source/WebGPU/WGSL/GlobalVariableRewriter.cpp
    M Source/WebGPU/WGSL/tests/valid/packing.wgsl

  Log Message:
  -----------
  [WGSL] MSL compilation error opening https://webllm.mlc.ai/ - 'global2' is not declared
https://bugs.webkit.org/show_bug.cgi?id=264373
rdar://118086159

Reviewed by Mike Wyrzykowski.

The GlobalVariableRewriter wasn't visiting the MemberAccessExpression's index, so
globals that were only used as indices were never marked as used.

* Source/WebGPU/WGSL/GlobalVariableRewriter.cpp:
(WGSL::RewriteGlobalVariables::getPacking):
* Source/WebGPU/WGSL/tests/valid/packing.wgsl:

Canonical link: https://commits.webkit.org/270431@main