blob: e07bec4d0a47ea625daac11a07ed5ade959bfe57 (
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
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
// <memory>
// template <ObjectType T> T* addressof(T& r);
#include <memory>
#include <cassert>
struct A
{
void operator&() const {}
};
struct nothing {
operator char&()
{
static char c;
return c;
}
};
int main()
{
{
int i;
double d;
assert(std::addressof(i) == &i);
assert(std::addressof(d) == &d);
A* tp = new A;
const A* ctp = tp;
assert(std::addressof(*tp) == tp);
assert(std::addressof(*ctp) == tp);
delete tp;
}
{
union
{
nothing n;
int i;
};
assert(std::addressof(n) == (void*)std::addressof(i));
}
}
|