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
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
| // RUN: %clang_cc1 -fexceptions -std=c++2a -fsized-deallocation -fno-aligned-allocation -verify %s
// RUN: %clang_cc1 -fexceptions -std=c++17 -fsized-deallocation -fno-aligned-allocation -verify %s
// RUN: %clang_cc1 -fexceptions -std=c++14 -fsized-deallocation -faligned-allocation -DHAS_ALIGN -verify %s
// RUN: %clang_cc1 -fexceptions -std=c++11 -fsized-deallocation -faligned-allocation -DHAS_ALIGN -verify %s
// Test that we handle aligned deallocation, sized deallocation, and destroying
// delete as usual deallocation functions even if they are used as extensions
// prior to C++17.
namespace std {
using size_t = decltype(sizeof(0));
enum class align_val_t : size_t;
struct destroying_delete_t {
struct __construct { explicit __construct() = default; };
explicit destroying_delete_t(__construct) {}
};
inline constexpr destroying_delete_t destroying_delete(destroying_delete_t::__construct());
}
// FIXME: Should destroying delete really be on in all dialects by default?
struct A {
void operator delete(void*) = delete;
void operator delete(A*, std::destroying_delete_t) = delete; // expected-note {{deleted}}
};
void ATest(A* a) { delete a; } // expected-error {{deleted}}
struct B {
void operator delete(void*) = delete; // expected-note {{deleted}}
void operator delete(void*, std::size_t) = delete;
};
void BTest(B *b) { delete b; }// expected-error {{deleted}}
struct alignas(128) C {
#ifndef HAS_ALIGN
// expected-note@+2 {{deleted}}
#endif
void operator delete(void*) = delete;
#ifdef HAS_ALIGN
// expected-note@+2 {{deleted}}
#endif
void operator delete(void*, std::align_val_t) = delete;
};
void CTest(C *c) { delete c; } // expected-error {{deleted}}
struct D {
void operator delete(void*) = delete;
void operator delete(D*, std::destroying_delete_t) = delete; // expected-note {{deleted}}
void operator delete(D*, std::destroying_delete_t, std::size_t) = delete;
void operator delete(D*, std::destroying_delete_t, std::align_val_t) = delete;
void operator delete(D*, std::destroying_delete_t, std::size_t, std::align_val_t) = delete;
};
void DTest(D *d) { delete d; } // expected-error {{deleted}}
struct alignas(128) E {
void operator delete(void*) = delete;
void operator delete(E*, std::destroying_delete_t) = delete;
void operator delete(E*, std::destroying_delete_t, std::size_t) = delete;
void operator delete(E*, std::destroying_delete_t, std::align_val_t) = delete;
void operator delete(E*, std::destroying_delete_t, std::size_t, std::align_val_t) = delete;
#ifdef HAS_ALIGN
// expected-note@-3 {{deleted}}
#else
// expected-note@-7 {{deleted}}
#endif
};
void ETest(E *e) { delete e; } // expected-error {{deleted}}
|