1//===-- tsan_test.cc ------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file is a part of ThreadSanitizer (TSan), a race detector.
11//
12//===----------------------------------------------------------------------===//
13#include "tsan_interface.h"
14#include "tsan_test_util.h"
15#include "gtest/gtest.h"
16
17static void foo() {}
18static void bar() {}
19
20TEST(ThreadSanitizer, FuncCall) {
21  ScopedThread t1, t2;
22  MemLoc l;
23  t1.Write1(l);
24  t2.Call(foo);
25  t2.Call(bar);
26  t2.Write1(l, true);
27  t2.Return();
28  t2.Return();
29}
30
31// We use this function instead of main, as ISO C++ forbids taking the address
32// of main, which we need to pass inside __tsan_func_entry.
33int run_tests(int argc, char **argv) {
34  TestMutexBeforeInit();  // Mutexes must be usable before __tsan_init();
35  __tsan_init();
36  __tsan_func_entry(__builtin_return_address(0));
37  __tsan_func_entry((void*)((intptr_t)&run_tests + 1));
38
39  testing::GTEST_FLAG(death_test_style) = "threadsafe";
40  testing::InitGoogleTest(&argc, argv);
41  int res = RUN_ALL_TESTS();
42
43  __tsan_func_exit();
44  __tsan_func_exit();
45  return res;
46}
47
48const char *argv0;
49
50int main(int argc, char **argv) {
51  argv0 = argv[0];
52  return run_tests(argc, argv);
53}
54