forked from OSchip/llvm-project
31 lines
766 B
C
31 lines
766 B
C
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// RUN: %clang_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
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#include "test.h"
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void *thr(void *arg) {
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// Create a sync object on stack, so there is something to free on thread end.
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volatile int x;
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__atomic_fetch_add(&x, 1, __ATOMIC_SEQ_CST);
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barrier_wait(&barrier);
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return 0;
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}
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int main() {
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const int kThreads = 10;
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barrier_init(&barrier, kThreads + 1);
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pthread_t t[kThreads];
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pthread_attr_t attr;
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pthread_attr_init(&attr);
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pthread_attr_setstacksize(&attr, 16 << 20);
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
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for (int i = 0; i < kThreads; i++)
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pthread_create(&t[i], &attr, thr, 0);
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pthread_attr_destroy(&attr);
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barrier_wait(&barrier);
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sleep(1);
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fprintf(stderr, "DONE\n");
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return 0;
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}
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// CHECK: DONE
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