| //===----------------------------------------------------------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <functional> |
| |
| // class function<R(ArgTypes...)> |
| |
| // R operator()(ArgTypes... args) const |
| |
| #include <functional> |
| #include <cassert> |
| |
| // member data pointer: cv qualifiers should transfer from argument to return type |
| |
| struct A_int_1 |
| { |
| A_int_1() : data_(5) {} |
| |
| int data_; |
| }; |
| |
| void |
| test_int_1() |
| { |
| // member data pointer |
| { |
| int A_int_1::*fp = &A_int_1::data_; |
| A_int_1 a; |
| std::function<int& (const A_int_1*)> r2(fp); |
| const A_int_1* ap = &a; |
| assert(r2(ap) == 6); |
| r2(ap) = 7; |
| assert(r2(ap) == 7); |
| } |
| } |
| |
| int main() |
| { |
| test_int_1(); |
| } |