| // RUN: %clangxx_tsan -O1 --std=c++11 %s -o %t && %deflake %run %t 2>&1 | FileCheck %s |
| #include "custom_mutex.h" |
| |
| #include <type_traits> |
| |
| // Test that we detect the destruction of an in-use mutex when the |
| // thread annotations don't otherwise disable the check. |
| |
| int main() { |
| std::aligned_storage<sizeof(Mutex), alignof(Mutex)>::type mu1_store; |
| Mutex* mu1 = reinterpret_cast<Mutex*>(&mu1_store); |
| new(&mu1_store) Mutex(false, 0); |
| mu1->Lock(); |
| mu1->~Mutex(); |
| mu1->Unlock(); |
| |
| std::aligned_storage<sizeof(Mutex), alignof(Mutex)>::type mu2_store; |
| Mutex* mu2 = reinterpret_cast<Mutex*>(&mu2_store); |
| new(&mu2_store) |
| Mutex(false, __tsan_mutex_not_static, __tsan_mutex_not_static); |
| mu2->Lock(); |
| mu2->~Mutex(); |
| mu2->Unlock(); |
| |
| fprintf(stderr, "DONE\n"); |
| return 0; |
| } |
| |
| // CHECK: WARNING: ThreadSanitizer: destroy of a locked mutex |
| // CHECK: main {{.*}}custom_mutex5.cpp:14 |
| // CHECK: WARNING: ThreadSanitizer: destroy of a locked mutex |
| // CHECK: main {{.*}}custom_mutex5.cpp:22 |
| // CHECK: DONE |