1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 // UNSUPPORTED: c++03
10
11 // <functional>
12
13 // class function<R(ArgTypes...)>
14
15 // R operator()(ArgTypes... args) const
16
17 #include <functional>
18 #include <cassert>
19
20 // member data pointer: cv qualifiers should transfer from argument to return type
21
22 struct Foo { int data; };
23
f()24 void f() {
25 int Foo::*fp = &Foo::data;
26 std::function<int& (const Foo*)> r2(fp); // expected-error {{no matching constructor for initialization of}}
27 }
28