1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <functional> 11 12// class function<R(ArgTypes...)> 13 14// R operator()(ArgTypes... args) const 15 16#include <functional> 17#include <cassert> 18 19// member data pointer: cv qualifiers should transfer from argument to return type 20 21struct A_int_1 22{ 23 A_int_1() : data_(5) {} 24 25 int data_; 26}; 27 28void 29test_int_1() 30{ 31 // member data pointer 32 { 33 int A_int_1::*fp = &A_int_1::data_; 34 A_int_1 a; 35 std::function<int& (const A_int_1*)> r2(fp); 36 const A_int_1* ap = &a; 37 assert(r2(ap) == 6); 38 r2(ap) = 7; 39 assert(r2(ap) == 7); 40 } 41} 42 43int main() 44{ 45 test_int_1(); 46} 47