Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/compiler-rt/test/tsan/global_race3.cc

@@ -0,0 +1,29 @@
+// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
+#include "test.h"
+
+namespace XXX {
+  struct YYY {
+    static int ZZZ[10];
+  };
+  int YYY::ZZZ[10];
+}
+
+void *Thread(void *a) {
+  barrier_wait(&barrier);
+  XXX::YYY::ZZZ[0] = 1;
+  return 0;
+}
+
+int main() {
+  barrier_init(&barrier, 2);
+  print_address("addr3=", 1, XXX::YYY::ZZZ);
+  pthread_t t;
+  pthread_create(&t, 0, Thread, 0);
+  XXX::YYY::ZZZ[0] = 0;
+  barrier_wait(&barrier);
+  pthread_join(t, 0);
+}
+
+// CHECK: addr3=[[ADDR3:0x[0-9,a-f]+]]
+// CHECK: WARNING: ThreadSanitizer: data race
+// CHECK: Location is global 'XXX::YYY::ZZZ' {{(of size 40 )?}}at [[ADDR3]] ({{.*}}+0x{{[0-9,a-f]+}})