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Update libunwind from LLVM 21.1.8 to 22.1.8#27246

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aheejin merged 6 commits into
emscripten-core:mainfrom
aheejin:update_libunwind_22
Jul 3, 2026
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Update libunwind from LLVM 21.1.8 to 22.1.8#27246
aheejin merged 6 commits into
emscripten-core:mainfrom
aheejin:update_libunwind_22

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@aheejin

@aheejin aheejin commented Jul 3, 2026

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This updates libunwind from 2l.1.8 to LLVM 22.1.8:
https://github.com/llvm/llvm-project/releases/tag/llvmorg-22.1.8

@aheejin aheejin requested a review from sbc100 July 3, 2026 08:17
@aheejin aheejin marked this pull request as ready for review July 3, 2026 08:17
Comment thread ChangeLog.md
21.1.8. (#26036, #26045, #26058, and #26151)
- Calling pthread_create in a single-threaded build will now return ENOTSUP
rather then EAGAIN. (#26105)
- compiler-rt and libunwind were updated to LLVM 21.1.8. (#26036 and #26045)

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Drive-by fix: This was also in line 271 so not necessary

Comment thread ChangeLog.md Outdated
`poll(stream)` returning the current readiness mask; out-of-tree custom FS
backends with a `poll` handler must update. (#27226)
- compiler-rt was updated to LLVM 22.1.8. (#27245)
- compiler-rt and libunwind were updated to LLVM 22.1.8. (#27245 and #27246)

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I think we normally do comma separated PR numbers when there are more than one? e.g. (#NNN, #MMM)

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I thought when we had multiple items A, B, C we wrote it like A, B, and C..? But maybe it doesn't need to apply here. I don't mind either way

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Removed it: 149945d

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Removed 'and' in other existing entries: #27250

@aheejin aheejin merged commit d2800b6 into emscripten-core:main Jul 3, 2026
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@aheejin aheejin deleted the update_libunwind_22 branch July 3, 2026 23:10
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2 participants