1 files changed, 62 insertions, 0 deletions
diff --git a/compiler-rt/lib/sanitizer_common/tests/sanitizer_posix_test.cc b/compiler-rt/lib/sanitizer_common/tests/sanitizer_posix_test.cc
new file mode 100644
index 00000000000..035899c8302
--- /dev/null
+++ b/compiler-rt/lib/sanitizer_common/tests/sanitizer_posix_test.cc
@@ -0,0 +1,62 @@
+//===-- sanitizer_posix_test.cc -------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// Tests for POSIX-specific code.
+//
+//===----------------------------------------------------------------------===//
+
+#include "sanitizer_common/sanitizer_platform.h"
+#if SANITIZER_POSIX
+
+#include "sanitizer_common/sanitizer_common.h"
+#include "gtest/gtest.h"
+
+#include <pthread.h>
+
+namespace __sanitizer {
+
+static pthread_key_t key;
+static bool destructor_executed;
+
+extern "C"
+void destructor(void *arg) {
+  uptr iter = reinterpret_cast<uptr>(arg);
+  if (iter > 1) {
+    ASSERT_EQ(0, pthread_setspecific(key, reinterpret_cast<void *>(iter - 1)));
+    return;
+  }
+  destructor_executed = true;
+}
+
+extern "C"
+void *thread_func(void *arg) {
+  return reinterpret_cast<void*>(pthread_setspecific(key, arg));
+}
+
+static void SpawnThread(uptr iteration) {
+  destructor_executed = false;
+  pthread_t tid;
+  ASSERT_EQ(0, pthread_create(&tid, 0, &thread_func,
+                              reinterpret_cast<void *>(iteration)));
+  void *retval;
+  ASSERT_EQ(0, pthread_join(tid, &retval));
+  ASSERT_EQ(0, retval);
+}
+
+TEST(SanitizerCommon, PthreadDestructorIterations) {
+  ASSERT_EQ(0, pthread_key_create(&key, &destructor));
+  SpawnThread(kPthreadDestructorIterations);
+  EXPECT_TRUE(destructor_executed);
+  SpawnThread(kPthreadDestructorIterations + 1);
+  EXPECT_FALSE(destructor_executed);
+}
+
+}  // namespace __sanitizer
+
+#endif  // SANITIZER_POSIX