//===----------------------------------------------------------------------===//
//
// 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>
// template<cReturnable S, ClassType T>
// const_mem_fun_t<S,T>
// mem_fun(S (T::*f)() const);
// REQUIRES: c++03 || c++11 || c++14
// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS
#include <functional>
#include <cassert>
#include "test_macros.h"
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(int, char**)
{
const A a = A();
assert(std::mem_fun(&A::a3)(&a) == 1);
return 0;
}