cxx/test/thread/thread.threads/thread.thread.class/thread.thread.constr/move.pass.cpp
Howard Hinnant b64f8b07c1 license change
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-16 22:09:02 +00:00

69 lines
1.5 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <thread>
// class thread
// thread(thread&& t);
#include <thread>
#include <new>
#include <cstdlib>
#include <cassert>
class G
{
int alive_;
public:
static int n_alive;
static bool op_run;
G() : alive_(1) {++n_alive;}
G(const G& g) : alive_(g.alive_) {++n_alive;}
~G() {alive_ = 0; --n_alive;}
void operator()()
{
assert(alive_ == 1);
assert(n_alive == 1);
op_run = true;
}
void operator()(int i, double j)
{
assert(alive_ == 1);
assert(n_alive == 1);
assert(i == 5);
assert(j == 5.5);
op_run = true;
}
};
int G::n_alive = 0;
bool G::op_run = false;
int main()
{
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
{
assert(G::n_alive == 0);
assert(!G::op_run);
std::thread t0(G(), 5, 5.5);
std::thread::id id = t0.get_id();
std::thread t1 = std::move(t0);
assert(t1.get_id() == id);
assert(t0.get_id() == std::thread::id());
t1.join();
assert(G::n_alive == 0);
assert(G::op_run);
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
}