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This is a backport PR for branch 42-x-y
MarshallOfSound

#54239: fix: reject V8 code caches written by a differently patched build (42-x-y)

Merged
MarshallOfSound
Created: Sep 23, 2026, 12:57:47 PM
Merged: Sep 23, 2026, 2:40:41 PM
1 comments
Target: 42-x-y

Backport of #54234

See that PR for details.

Notes: Fixed WebAssembly modules loaded from the code cache crashing or throwing RuntimeError: unreachable after updating between certain patch releases.

Backport Information

Backported from

#54234: fix: reject V8 code caches written by a differently patched build
Original PR Author
MarshallOfSound
Original PR Status
Merged
Original PR Merged At
Sep 23, 2026, 12:50:07 PM
Original PR Link
GitHubView on GitHub

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  • Major (X.y.z): Breaking changes that may require code modifications
  • Minor (x.Y.z): New features that maintain backward compatibility
  • Patch (x.y.Z): Bug fixes that don't change the API
  • None: Changes that don't affect using facing parts of Electron