copy.fail.cpp revision c3a9b81e6762f4caf78d6616a0ea87542f6ef7a1 
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// <thread>
11
12// class thread
13
14// thread(const thread&) = delete;
15
16#include <thread>
17#include <new>
18#include <cstdlib>
19#include <cassert>
20
21class G
22{
23    int alive_;
24public:
25    static int n_alive;
26    static bool op_run;
27
28    G() : alive_(1) {++n_alive;}
29    G(const G& g) : alive_(g.alive_) {++n_alive;}
30    ~G() {alive_ = 0; --n_alive;}
31
32    void operator()()
33    {
34        assert(alive_ == 1);
35        assert(n_alive >= 1);
36        op_run = true;
37    }
38
39    void operator()(int i, double j)
40    {
41        assert(alive_ == 1);
42        assert(n_alive >= 1);
43        assert(i == 5);
44        assert(j == 5.5);
45        op_run = true;
46    }
47};
48
49int G::n_alive = 0;
50bool G::op_run = false;
51
52int main()
53{
54    {
55        assert(G::n_alive == 0);
56        assert(!G::op_run);
57        std::thread t0(G(), 5, 5.5);
58        std::thread::id id = t0.get_id();
59        std::thread t1 = t0;
60        assert(t1.get_id() == id);
61        assert(t0.get_id() == std::thread::id());
62        t1.join();
63        assert(G::n_alive == 0);
64        assert(G::op_run);
65    }
66}
67