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[release/11.0] JIT: update impFixupStructReturnType to handle GT_RET_EXPR - #133051

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[release/11.0] JIT: update impFixupStructReturnType to handle GT_RET_EXPR#133051
github-actions[bot] wants to merge 1 commit into
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@github-actions github-actions Bot commented Sep 1, 2026

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Backport of #132986 to release/11.0

/cc @AndyAyersMS

Customer Impact

  • Customer reported
  • Found internally

Reported via issue #130135

Regression

  • Yes
  • No

This has been broken since .NET 8. In release it causes an AV in the JIT.

Testing

Verified on repro case

Risk

Low, point fix for a rarely occurring case.

Fixes #130135

---------

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Copilot-Session: c85aeea6-fddf-4696-b29d-c0cf7619fb37
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@github-actions github-actions Bot added the area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI label Sep 1, 2026
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Tagging subscribers to this area: @JulieLeeMSFT, @jakobbotsch
See info in area-owners.md if you want to be subscribed.

@AndyAyersMS
AndyAyersMS requested a review from EgorBo September 2, 2026 00:18
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