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
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
//===----------------------------------------------------------------------===//
//
// 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();
}
|
