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[ASan] Disable InstallAtForkHandler on Linux/sparc64 #108542

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Merged
merged 1 commit into from
Sep 16, 2024
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[ASan] Disable InstallAtForkHandler on Linux/sparc64 #108542

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6 changes: 5 additions & 1 deletion compiler-rt/lib/asan/asan_posix.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -171,7 +171,11 @@ static void AfterFork(bool fork_child) {
}

void InstallAtForkHandler() {
# if SANITIZER_SOLARIS || SANITIZER_NETBSD || SANITIZER_APPLE
# if SANITIZER_SOLARIS || SANITIZER_NETBSD || SANITIZER_APPLE || \
(SANITIZER_LINUX && SANITIZER_SPARC)
// While other Linux targets use clone in internal_fork which doesn't
// trigger pthread_atfork handlers, Linux/sparc64 uses __fork, causing a
// hang.
return; // FIXME: Implement FutexWait.
# endif
pthread_atfork(
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