forked from OSchip/llvm-project
33 lines
726 B
C++
33 lines
726 B
C++
// RUN: %clangxx_msan -fsanitize-memory-track-origins -O0 %s -o %t && %run %t
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// Regression test for a deadlock in pthread_getattr_np
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#include <assert.h>
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#include <pthread.h>
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#if defined(__FreeBSD__)
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#include <pthread_np.h>
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#endif
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void *ThreadFn(void *) {
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pthread_attr_t attr;
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#if defined(__FreeBSD__)
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// On FreeBSD it needs to allocate attr underlying memory
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int res = pthread_attr_init(&attr);
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assert(!res);
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res = pthread_attr_get_np(pthread_self(), &attr);
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#else
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int res = pthread_getattr_np(pthread_self(), &attr);
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#endif
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assert(!res);
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return 0;
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}
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int main(void) {
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pthread_t t;
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int res = pthread_create(&t, 0, ThreadFn, 0);
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assert(!res);
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res = pthread_join(t, 0);
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assert(!res);
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return 0;
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}
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