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 // type_traits
11
12 // member_function_pointer
13
14 #include <type_traits>
15
16 template <class T>
test_member_function_pointer_imp()17 void test_member_function_pointer_imp()
18 {
19 static_assert(!std::is_void<T>::value, "");
20 #if _LIBCPP_STD_VER > 11
21 static_assert(!std::is_null_pointer<T>::value, "");
22 #endif
23 static_assert(!std::is_integral<T>::value, "");
24 static_assert(!std::is_floating_point<T>::value, "");
25 static_assert(!std::is_array<T>::value, "");
26 static_assert(!std::is_pointer<T>::value, "");
27 static_assert(!std::is_lvalue_reference<T>::value, "");
28 static_assert(!std::is_rvalue_reference<T>::value, "");
29 static_assert(!std::is_member_object_pointer<T>::value, "");
30 static_assert( std::is_member_function_pointer<T>::value, "");
31 static_assert(!std::is_enum<T>::value, "");
32 static_assert(!std::is_union<T>::value, "");
33 static_assert(!std::is_class<T>::value, "");
34 static_assert(!std::is_function<T>::value, "");
35 }
36
37 template <class T>
test_member_function_pointer()38 void test_member_function_pointer()
39 {
40 test_member_function_pointer_imp<T>();
41 test_member_function_pointer_imp<const T>();
42 test_member_function_pointer_imp<volatile T>();
43 test_member_function_pointer_imp<const volatile T>();
44 }
45
46 class Class
47 {
48 };
49
main()50 int main()
51 {
52 test_member_function_pointer<void (Class::*)()>();
53 test_member_function_pointer<void (Class::*)(int)>();
54 test_member_function_pointer<void (Class::*)(int, char)>();
55
56 test_member_function_pointer<void (Class::*)() const>();
57 test_member_function_pointer<void (Class::*)(int) const>();
58 test_member_function_pointer<void (Class::*)(int, char) const>();
59
60 test_member_function_pointer<void (Class::*)() volatile>();
61 test_member_function_pointer<void (Class::*)(int) volatile>();
62 test_member_function_pointer<void (Class::*)(int, char) volatile>();
63
64 test_member_function_pointer<void (Class::*)(...)>();
65 test_member_function_pointer<void (Class::*)(int, ...)>();
66 test_member_function_pointer<void (Class::*)(int, char, ...)>();
67
68 test_member_function_pointer<void (Class::*)(...) const>();
69 test_member_function_pointer<void (Class::*)(int, ...) const>();
70 test_member_function_pointer<void (Class::*)(int, char, ...) const>();
71
72 test_member_function_pointer<void (Class::*)(...) volatile>();
73 test_member_function_pointer<void (Class::*)(int, ...) volatile>();
74 test_member_function_pointer<void (Class::*)(int, char, ...) volatile>();
75
76 #if __cplusplus >= 201103L
77 // reference qualifiers on functions are a C++11 extension
78 test_member_function_pointer<void (Class::*)() &&>();
79 test_member_function_pointer<void (Class::*)(int) &&>();
80 test_member_function_pointer<void (Class::*)(int, char) &&>();
81
82 test_member_function_pointer<void (Class::*)() &>();
83 test_member_function_pointer<void (Class::*)(int) &>();
84 test_member_function_pointer<void (Class::*)(int, char) &>();
85
86 test_member_function_pointer<void (Class::*)() volatile &&>();
87 test_member_function_pointer<void (Class::*)(int) volatile &&>();
88 test_member_function_pointer<void (Class::*)(int, char) volatile &&>();
89
90 test_member_function_pointer<void (Class::*)(...) &&>();
91 test_member_function_pointer<void (Class::*)(int,...) &&>();
92 test_member_function_pointer<void (Class::*)(int, char,...) &&>();
93
94 test_member_function_pointer<void (Class::*)(...) &>();
95 test_member_function_pointer<void (Class::*)(int,...) &>();
96 test_member_function_pointer<void (Class::*)(int, char,...) &>();
97
98 test_member_function_pointer<void (Class::*)(...) volatile &&>();
99 test_member_function_pointer<void (Class::*)(int,...) volatile &&>();
100 test_member_function_pointer<void (Class::*)(int, char,...) volatile &&>();
101 #endif
102 }
103