diff options
Diffstat (limited to 'lib/tsan/output_tests/suppress_same_stacks.cc')
-rw-r--r-- | lib/tsan/output_tests/suppress_same_stacks.cc | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/lib/tsan/output_tests/suppress_same_stacks.cc b/lib/tsan/output_tests/suppress_same_stacks.cc new file mode 100644 index 0000000..6046a4e --- /dev/null +++ b/lib/tsan/output_tests/suppress_same_stacks.cc @@ -0,0 +1,27 @@ +#include <pthread.h> + +volatile int N; // Prevent loop unrolling. +int **data; + +void *Thread1(void *x) { + for (int i = 0; i < N; i++) + data[i][0] = 42; + return 0; +} + +int main() { + N = 4; + data = new int*[N]; + for (int i = 0; i < N; i++) + data[i] = new int; + pthread_t t; + pthread_create(&t, 0, Thread1, 0); + Thread1(0); + pthread_join(t, 0); + for (int i = 0; i < N; i++) + delete data[i]; + delete[] data; +} + +// CHECK: ThreadSanitizer: reported 1 warnings + |