1 files changed, 31 insertions, 0 deletions
diff --git a/lib/tsan/output_tests/static_init2.cc b/lib/tsan/output_tests/static_init2.cc
new file mode 100644
index 000000000000..f6e95965521a
--- /dev/null
+++ b/lib/tsan/output_tests/static_init2.cc
@@ -0,0 +1,31 @@
+#include <pthread.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+struct Cache {
+  int x;
+  Cache(int x)
+    : x(x) {
+  }
+};
+
+void foo(Cache *my) {
+  static Cache *c = my ? my : new Cache(rand());
+  if (c->x >= RAND_MAX)
+    exit(1);
+}
+
+void *Thread(void *x) {
+  foo(new Cache(rand()));
+  return 0;
+}
+
+int main() {
+  pthread_t t[2];
+  pthread_create(&t[0], 0, Thread, 0);
+  pthread_create(&t[1], 0, Thread, 0);
+  pthread_join(t[0], 0);
+  pthread_join(t[1], 0);
+}
+
+// CHECK-NOT: WARNING: ThreadSanitizer: data race