Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: ffba415d759f53b160682e9db859d901d36867a9
      
https://github.com/WebKit/WebKit/commit/ffba415d759f53b160682e9db859d901d36867a9
  Author: Yusuke Suzuki <ysuz...@apple.com>
  Date:   2023-02-01 (Wed, 01 Feb 2023)

  Changed paths:
    A 
JSTests/wasm/stress/init-expr-ref-null-function-index-space-for-validation.js
    A 
JSTests/wasm/stress/resources/init-expr-ref-null-function-index-space-for-validation.wasm
    M Source/JavaScriptCore/wasm/WasmSectionParser.cpp

  Log Message:
  -----------
  [JSC] ref.func in init-expr should be validated with function-index-space
https://bugs.webkit.org/show_bug.cgi?id=251542
rdar://104911237

Reviewed by Mark Lam.

Use functionIndexSpaceSize for validation for ref.func in init-expr, since 
ref.func takes functionIndexSpace.
Note that functionIndexSpaceSize is always larger than functionIndex's size. We 
were wrongly rejecting valid
ref.func via validation.

* 
JSTests/wasm/stress/init-expr-ref-null-function-index-space-for-validation.js: 
Added.
(shouldBe):
(async let):
* 
JSTests/wasm/stress/resources/init-expr-ref-null-function-index-space-for-validation.wasm:
 Added.
* Source/JavaScriptCore/wasm/WasmSectionParser.cpp:
(JSC::Wasm::SectionParser::parseInitExpr):

Canonical link: https://commits.webkit.org/259715@main


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