forked from mirror/libcxx
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
37 lines
1.1 KiB
C++
37 lines
1.1 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.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// UNSUPPORTED: libcpp-has-no-threads
|
|
// UNSUPPORTED: c++98, c++03
|
|
|
|
// <future>
|
|
|
|
// class packaged_task<R(ArgTypes...)>
|
|
// template <class F>
|
|
// packaged_task(F&& f);
|
|
// These constructors shall not participate in overload resolution if
|
|
// decay<F>::type is the same type as std::packaged_task<R(ArgTypes...)>.
|
|
|
|
#include <future>
|
|
#include <cassert>
|
|
|
|
struct A {};
|
|
typedef std::packaged_task<A(int, char)> PT;
|
|
typedef volatile std::packaged_task<A(int, char)> VPT;
|
|
|
|
|
|
int main()
|
|
{
|
|
VPT init{};
|
|
auto const& c_init = init;
|
|
PT p1{init}; // expected-error {{no matching constructor}}
|
|
PT p2{c_init}; // expected-error {{no matching constructor}}
|
|
PT p3{std::move(init)}; // expected-error {{no matching constructor for initialization of 'PT' (aka 'packaged_task<A (int, char)>')}}
|
|
}
|