summaryrefslogtreecommitdiffstats
path: root/libcxx/test/std/depr/depr.function.objects/depr.adaptors/depr.member.pointer.adaptors/const_mem_fun1.pass.cpp
blob: 6f89ec1802b36e1daad72e8c08c9e264f8357eef (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

// <functional>
// REQUIRES: c++98 || c++03 || c++11 || c++14

// template<Returnable S, ClassType T, CopyConstructible A>
//   const_mem_fun1_t<S,T,A>
//   mem_fun(S (T::*f)(A) const);

#include <functional>
#include <cassert>

struct A
{
    char a1() {return 5;}
    short a2(int i) {return short(i+1);}
    int a3() const {return 1;}
    double a4(unsigned i) const {return i-1;}
};

int main()
{
    const A a = A();
    assert(std::mem_fun(&A::a4)(&a, 6) == 5);
}
OpenPOWER on IntegriCloud