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.
27 lines
818 B
C++
27 lines
818 B
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: c++98, c++03, c++11, c++14
|
|
// <optional>
|
|
|
|
// A program that necessitates the instantiation of template optional for
|
|
// (possibly cv-qualified) in_place_t is ill-formed.
|
|
|
|
#include <optional>
|
|
|
|
int main()
|
|
{
|
|
using std::optional;
|
|
using std::in_place_t;
|
|
using std::in_place;
|
|
|
|
optional<in_place_t> opt; // expected-note {{requested here}}
|
|
// expected-error@optional:* {{"instantiation of optional with in_place_t is ill-formed"}}
|
|
}
|