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[AArch64][WinCFI] Fix a crash due to missing seh directives #9885

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Merged
merged 1 commit into from
Feb 2, 2025

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hjyamauchi
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Cherry pick commit llvm#123993

@hjyamauchi hjyamauchi requested a review from a team as a code owner January 24, 2025 23:56
@hjyamauchi
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@swift-ci please test

@hjyamauchi hjyamauchi requested a review from compnerd January 24, 2025 23:56
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This is a Windows ARM64 specific bug fix with low risk.

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CC: @DougGregor

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CC: @Bigcheese

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CC: @bnbarham

@hjyamauchi
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@DougGregor Are you able to get this merged for me? My account doesn't seem to be authorized to merge it from my end.

A screen shot:
Screenshot 2025-01-30 at 2 28 11 PM

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Explanation: Improve SEH directive emission on Windows ARM64
Scope: This improves the emitted SEH directives, and in some cases, correcting the SEH itself.
Issues: llvm#123808
Original PRs: llvm#123993
Risk: No risk for non-Windows ARM64 targets, low risk for Windows ARM64 targets
Testing: The LLVM test suite and the original internal codebase was built with the modifications
Reviewers: @DougGregor @compnerd

@DougGregor DougGregor merged commit 8d8a922 into swiftlang:swift/release/6.1 Feb 2, 2025
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Merged. I didn't realize that you wouldn't be able to merge after a review, sorry!

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@DougGregor thank you!

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3 participants