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 // UNSUPPORTED: c++98, c++03
12 
13 // <thread>
14 
15 // class thread
16 
17 // thread& operator=(thread&& t);
18 
19 #include <thread>
20 #include <exception>
21 #include <cstdlib>
22 #include <cassert>
23 
24 class G
25 {
26     int alive_;
27 public:
28     static int n_alive;
29     static bool op_run;
30 
G()31     G() : alive_(1) {++n_alive;}
G(const G & g)32     G(const G& g) : alive_(g.alive_) {++n_alive;}
~G()33     ~G() {alive_ = 0; --n_alive;}
34 
35 
36 
operator ()(int i,double j)37     void operator()(int i, double j)
38     {
39         assert(alive_ == 1);
40         assert(n_alive >= 1);
41         assert(i == 5);
42         assert(j == 5.5);
43         op_run = true;
44     }
45 };
46 
47 int G::n_alive = 0;
48 bool G::op_run = false;
49 
f1()50 void f1()
51 {
52     std::_Exit(0);
53 }
54 
main()55 int main()
56 {
57     std::set_terminate(f1);
58     {
59         G g;
60         std::thread t0(g, 5, 5.5);
61         std::thread t1;
62         t0 = std::move(t1);
63         assert(false);
64     }
65 }
66