[webkit-changes] [WebKit/WebKit] 8c2f91: [WGSL] webgpu:shader, execution, robust_access:* is ...

[Tadeu Zagallo]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 8c2f912a0edfdb7d2833a620529a49a589711a34
      https://github.com/WebKit/WebKit/commit/8c2f912a0edfdb7d2833a620529a49a589711a34
  Author: Tadeu Zagallo <tzagallo at apple.com>
  Date:   2024-01-19 (Fri, 19 Jan 2024)

  Changed paths:
    M Source/WebGPU/WGSL/TypeCheck.cpp

  Log Message:
  -----------
  [WGSL] webgpu:shader,execution,robust_access:* is crashing
https://bugs.webkit.org/show_bug.cgi?id=267721
rdar://121209161

Reviewed by Mike Wyrzykowski.

The global variable rewriter assumes that all global variables will have a reference
type, but the type checker was not creating reference types for variable that did not
have a type annotation, which is valid for global variables in the private address
space. This isn't enough to make the test pass, but it no longer crashes.

* Source/WebGPU/WGSL/TypeCheck.cpp:
(WGSL::TypeChecker::visitVariable):

Canonical link: https://commits.webkit.org/273220@main