1 files changed, 50 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/tsan/simple_race.c b/gcc-4.9/gcc/testsuite/c-c++-common/tsan/simple_race.c
new file mode 100644
index 000000000..a40accd40
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/c-c++-common/tsan/simple_race.c
@@ -0,0 +1,50 @@
+/* { dg-set-target-env-var TSAN_OPTIONS "halt_on_error=1" } */
+/* { dg-shouldfail "tsan" } */
+
+#include <pthread.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#define MAX_ITERATIONS_NUMBER 100
+#define SLEEP_STEP 128000 
+
+unsigned int delay_time = 1000;
+
+static inline void delay () {
+  usleep(delay_time);
+}
+
+extern int main_1();
+
+int main() {
+  int i;
+  for (i = 0; i < MAX_ITERATIONS_NUMBER; i++) {
+    main_1();
+    delay_time += delay_time < 256000 ? delay_time : SLEEP_STEP;
+  }
+  return 0;
+}
+
+int Global;
+
+void *Thread1(void *x) {
+  delay();
+  Global = 42;
+  return NULL;
+}
+
+void *Thread2(void *x) {
+  Global = 43;
+  return NULL;
+}
+
+int main_1() {
+  pthread_t t[2];
+  pthread_create(&t[0], NULL, Thread1, NULL);
+  pthread_create(&t[1], NULL, Thread2, NULL);
+  pthread_join(t[0], NULL);
+  pthread_join(t[1], NULL);
+  return 0;
+}
+
+/* { dg-output "WARNING: ThreadSanitizer: data race.*(\n|\r\n|\r)" } */