Bug#1118641: autopkg test "pthread_cancel with libunwind compatibility" fails on arm64

[Adrian Bunk]

Control: reopen -1

On Thu, Oct 23, 2025 at 01:27:47PM +0200, Matthias Klose wrote:
> Package: src:llvm-toolchain-21
> Version: 1:21.1.4-2
> Severity: serious
> Tags: sid forky
> 
> The autopkg test "pthread_cancel with libunwind compatibility" fails on
> arm64:
> 
> 422s not ok 93 Test pthread_cancel with libunwind compatibility
> 422s # (in test file debian/debian-llvm-testsuite.bats, line 2134)
> 422s #   `assert_success "Execution with libc++, compiler-rt and libunwind
> should not segfault"' failed
> 422s #
> 422s # -- command failed --
> 422s # status : 139
> 422s # output :
> 422s # --
> 422s #

This test does still fail in 1:21.1.5-1, also on amd64:
https://ci.debian.net/packages/l/llvm-toolchain-21/testing/amd64/66159071/
https://ci.debian.net/packages/l/llvm-toolchain-21/testing/arm64/66159152/

cu
Adrian