1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // UNSUPPORTED: libcpp-has-no-threads 11 12 // NOTE: TSAN will report this test as leaking a thread. 13 // XFAIL: tsan 14 15 // <thread> 16 17 // class thread 18 19 // ~thread(); 20 21 #include <thread> 22 #include <new> 23 #include <cstdlib> 24 #include <cassert> 25 26 class G 27 { 28 int alive_; 29 public: 30 static int n_alive; 31 static bool op_run; 32 33 G() : alive_(1) {++n_alive;} 34 G(const G& g) : alive_(g.alive_) {++n_alive;} 35 ~G() {alive_ = 0; --n_alive;} 36 37 void operator()() 38 { 39 assert(alive_ == 1); 40 assert(n_alive >= 1); 41 op_run = true; 42 } 43 }; 44 45 int G::n_alive = 0; 46 bool G::op_run = false; 47 48 void f1() 49 { 50 std::exit(0); 51 } 52 53 int main() 54 { 55 std::set_terminate(f1); 56 { 57 assert(G::n_alive == 0); 58 assert(!G::op_run); 59 G g; 60 { 61 std::thread t(g); 62 std::this_thread::sleep_for(std::chrono::milliseconds(250)); 63 } 64 } 65 assert(false); 66 } 67
