forked from OSchip/llvm-project
24 lines
608 B
C++
24 lines
608 B
C++
// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK
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#include "test.h"
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void *Thread(void *a) {
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barrier_wait(&barrier);
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*(int*)a = 43;
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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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static __thread int Var = 42;
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pthread_t t;
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pthread_create(&t, 0, Thread, &Var);
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Var = 43;
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barrier_wait(&barrier);
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pthread_join(t, 0);
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}
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// CHECK: WARNING: ThreadSanitizer: data race
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// CHECK-Linux: Location is TLS of main thread.
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// CHECK-FreeBSD: Location is TLS of main thread.
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// CHECK-Darwin: Location is heap block of size 4
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