26 lines
507 B
C++
26 lines
507 B
C++
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// RUN: %clangxx_tsan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s
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#include "test.h"
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const int kThreads = 16;
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const int kIters = 1000;
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volatile int X = 0;
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void *thr(void *arg) {
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for (int i = 0; i < kIters; i++)
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X++;
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return 0;
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}
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int main() {
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pthread_t th[kThreads];
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for (int i = 0; i < kThreads; i++)
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pthread_create(&th[i], 0, thr, 0);
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for (int i = 0; i < kThreads; i++)
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pthread_join(th[i], 0);
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fprintf(stderr, "DONE\n");
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}
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// CHECK: ThreadSanitizer: data race
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// CHECK: DONE
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