Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: cea8513d43efad9bf893eb48318dd310874e9b19
https://github.com/WebKit/WebKit/commit/cea8513d43efad9bf893eb48318dd310874e9b19
Author: Yusuke Suzuki <[email protected]>
Date: 2026-02-10 (Tue, 10 Feb 2026)
Changed paths:
A JSTests/wasm/stress/ref-cast-inverse.js
M Source/JavaScriptCore/b3/B3ReduceStrength.cpp
Log Message:
-----------
[JSC] Fix RefCast / RefTest folding in B3
https://bugs.webkit.org/show_bug.cgi?id=307500
rdar://170086869
Reviewed by Mark Lam and Keith Miller.
WasmRefTest / WasmRefCast's condition in B3 reduce strength is inversed,
which causes wrong cast success / failures. This patch fixes it.
Test: JSTests/wasm/stress/ref-cast-inverse.js
* JSTests/wasm/stress/ref-cast-inverse.js: Added.
(uleb128):
(sleb128):
(encodeSection):
(encodeString):
(buildModule.encodeBody):
(buildModule):
(main):
* Source/JavaScriptCore/b3/B3ReduceStrength.cpp:
Canonical link: https://commits.webkit.org/307226@main
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