Move TSan lit-tests under test/tsan

llvm-svn: 201414

1 files changed, 36 insertions, 0 deletions

diff --git a/compiler-rt/test/tsan/cond_race.cc b/compiler-rt/test/tsan/cond_race.cc
new file mode 100644
index 00000000000..1e2acb24327
--- /dev/null
+++ b/compiler-rt/test/tsan/cond_race.cc
@@ -0,0 +1,36 @@
+// RUN: %clang_tsan -O1 %s -o %t && not %t 2>&1 | FileCheck %s
+// CHECK: ThreadSanitizer: data race
+// CHECK: pthread_cond_signal
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <pthread.h>
+
+struct Ctx {
+  pthread_mutex_t m;
+  pthread_cond_t c;
+  bool done;
+};
+
+void *thr(void *p) {
+  Ctx *c = (Ctx*)p;
+  pthread_mutex_lock(&c->m);
+  c->done = true;
+  pthread_mutex_unlock(&c->m);
+  pthread_cond_signal(&c->c);
+  return 0;
+}
+
+int main() {
+  Ctx *c = new Ctx();
+  pthread_mutex_init(&c->m, 0);
+  pthread_cond_init(&c->c, 0);
+  pthread_t th;
+  pthread_create(&th, 0, thr, c);
+  pthread_mutex_lock(&c->m);
+  while (!c->done)
+    pthread_cond_wait(&c->c, &c->m);
+  pthread_mutex_unlock(&c->m);
+  delete c;
+  pthread_join(th, 0);
+}