Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
2020-01-16 16:38:04 +00:00
parent d94e79959b
commit 468663ddbb
48518 changed files with 2789335 additions and 61176 deletions
--- a/external/llvm-project/compiler-rt/test/tsan/tiny_race.c
+++ b/external/llvm-project/compiler-rt/test/tsan/tiny_race.c
@@ -0,0 +1,22 @@
+// RUN: %clang_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
+#include "test.h"
+
+int Global;
+
+void *Thread1(void *x) {
+  barrier_wait(&barrier);
+  Global = 42;
+  return x;
+}
+
+int main() {
+  barrier_init(&barrier, 2);
+  pthread_t t;
+  pthread_create(&t, 0, Thread1, 0);
+  Global = 43;
+  barrier_wait(&barrier);
+  pthread_join(t, 0);
+  return Global;
+}
+
+// CHECK: WARNING: ThreadSanitizer: data race