forked from OSchip/llvm-project
52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
// RUN: %clang_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
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// CHECK-NOT: WARNING
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// CHECK: OK
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// This test is failing on powerpc64 (VMA=44). After calling pthread_cancel,
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// the Thread-specific data destructors are not called, so the destructor
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// "thread_finalize" (defined in tsan_interceptors.cc) can not set the status
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// of the thread to "ThreadStatusFinished" failing a check in "SetJoined"
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// (defined in sanitizer_thread_registry.cc). It might seem a bug on glibc,
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// however the same version GLIBC-2.17 will not make fail the test on
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// powerpc64 BE (VMA=46)
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// XFAIL: powerpc64-unknown-linux-gnu
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#include "test.h"
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pthread_mutex_t m;
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pthread_cond_t c;
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int x;
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static void my_cleanup(void *arg) {
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printf("my_cleanup\n");
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pthread_mutex_unlock((pthread_mutex_t*)arg);
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}
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void *thr1(void *p) {
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pthread_mutex_lock(&m);
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pthread_cleanup_push(my_cleanup, &m);
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barrier_wait(&barrier);
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while (x == 0)
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pthread_cond_wait(&c, &m);
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pthread_cleanup_pop(1);
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return 0;
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}
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int main() {
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barrier_init(&barrier, 2);
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pthread_t th;
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pthread_mutex_init(&m, 0);
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pthread_cond_init(&c, 0);
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pthread_create(&th, 0, thr1, 0);
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barrier_wait(&barrier);
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sleep(1); // let it block on cond var
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pthread_cancel(th);
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pthread_join(th, 0);
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pthread_mutex_lock(&m);
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pthread_mutex_unlock(&m);
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fprintf(stderr, "OK\n");
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}
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