1 | // RUN: %clang_cc1 -fsyntax-only -verify -Wc++11-compat %s |
2 | class C { |
3 | public: |
4 | auto int errx; // expected-error {{storage class specified for a member declaration}} |
5 | #if __cplusplus <= 199711L |
6 | // expected-warning@-2 {{'auto' storage class specifier is redundant}} |
7 | #else |
8 | // expected-warning@-4 {{'auto' storage class specifier is not permitted in C++11, and will not be supported in future releases}} |
9 | #endif |
10 | register int erry; // expected-error {{storage class specified for a member declaration}} |
11 | extern int errz; // expected-error {{storage class specified for a member declaration}} |
12 | |
13 | static void sm() { |
14 | sx = 0; |
15 | this->x = 0; // expected-error {{invalid use of 'this' outside of a non-static member function}} |
16 | x = 0; // expected-error {{invalid use of member 'x' in static member function}} |
17 | } |
18 | |
19 | class NestedC { |
20 | public: |
21 | NestedC(int); |
22 | void f() { |
23 | sx = 0; |
24 | x = 0; // expected-error {{use of non-static data member 'x' of 'C' from nested type 'NestedC'}} |
25 | sm(); |
26 | m(); // expected-error {{call to non-static member function 'm' of 'C' from nested type 'NestedC'}} |
27 | } |
28 | }; |
29 | |
30 | int b : 1, w : 2; |
31 | int : 1, : 2; |
32 | typedef int E : 1; // expected-error {{typedef member 'E' cannot be a bit-field}} |
33 | static int sb : 1; // expected-error {{static member 'sb' cannot be a bit-field}} |
34 | static int vs; |
35 | |
36 | typedef int func(); |
37 | func tm; |
38 | func *ptm; |
39 | func btm : 1; // expected-error {{bit-field 'btm' has non-integral type}} |
40 | NestedC bc : 1; // expected-error {{bit-field 'bc' has non-integral type}} |
41 | |
42 | enum E1 { en1, en2 }; |
43 | |
44 | int i = 0; |
45 | #if __cplusplus <= 199711L |
46 | // expected-warning@-2 {{in-class initialization of non-static data member is a C++11 extension}} |
47 | #endif |
48 | static int si = 0; // expected-error {{non-const static data member must be initialized out of line}} |
49 | static const NestedC ci = 0; // expected-error {{static data member of type 'const C::NestedC' must be initialized out of line}} |
50 | static const int nci = vs; // expected-error {{in-class initializer for static data member is not a constant expression}} |
51 | static const int vi = 0; |
52 | static const volatile int cvi = 0; // ok, illegal in C++11 |
53 | #if __cplusplus >= 201103L |
54 | // expected-error@-2 {{static const volatile data member must be initialized out of line}} |
55 | #endif |
56 | static const E evi = 0; |
57 | |
58 | void m() { |
59 | sx = 0; |
60 | this->x = 0; |
61 | y = 0; |
62 | this = 0; // expected-error {{expression is not assignable}} |
63 | } |
64 | |
65 | int f1(int p) { |
66 | A z = 6; |
67 | return p + x + this->y + z; |
68 | } |
69 | |
70 | typedef int A; |
71 | |
72 | virtual int viv; // expected-error {{'virtual' can only appear on non-static member functions}} |
73 | virtual static int vsif(); // expected-error {{'virtual' can only appear on non-static member functions}} |
74 | virtual int vif(); |
75 | |
76 | private: |
77 | int x,y; |
78 | static int sx; |
79 | |
80 | mutable int mi; |
81 | mutable int &mir; // expected-error {{'mutable' cannot be applied to references}} |
82 | mutable void mfn(); // expected-error {{'mutable' cannot be applied to functions}} |
83 | mutable const int mci; // expected-error {{'mutable' and 'const' cannot be mixed}} |
84 | |
85 | static const int number = 50; |
86 | static int arr[number]; |
87 | }; |
88 | |
89 | class C2 { |
90 | void f() { |
91 | static int lx; |
92 | class LC1 { |
93 | int m() { return lx; } |
94 | }; |
95 | class LC2 { |
96 | int m() { return lx; } |
97 | }; |
98 | } |
99 | }; |
100 | |
101 | struct C3 { |
102 | int i; |
103 | mutable int j; |
104 | }; |
105 | void f() |
106 | { |
107 | const C3 c3 = { 1, 2 }; |
108 | (void)static_cast<int*>(&c3.i); // expected-error {{static_cast from 'const int *' to 'int *' is not allowed}} |
109 | // but no error here |
110 | (void)static_cast<int*>(&c3.j); |
111 | } |
112 | |
113 | // Play with mutable a bit more, to make sure it doesn't crash anything. |
114 | mutable int gi; // expected-error {{'mutable' can only be applied to member variables}} |
115 | mutable void gfn(); // expected-error {{illegal storage class on function}} |
116 | void ogfn() |
117 | { |
118 | mutable int ml; // expected-error {{'mutable' can only be applied to member variables}} |
119 | |
120 | // PR3020: This used to crash due to double ownership of C4. |
121 | struct C4; |
122 | C4; // expected-warning {{declaration does not declare anything}} |
123 | } |
124 | |
125 | struct C4 { |
126 | void f(); // expected-note{{previous declaration is here}} |
127 | int f; // expected-error{{duplicate member 'f'}} |
128 | }; |
129 | |
130 | // PR5415 - don't hang! |
131 | struct S |
132 | { |
133 | void f(); // expected-note 1 {{previous declaration}} expected-note {{previous declaration}} |
134 | void S::f() {} // expected-error {{extra qualification on member}} expected-error {{class member cannot be redeclared}} |
135 | void f() {} // expected-error {{class member cannot be redeclared}} |
136 | }; |
137 | |
138 | // Don't crash on this bogus code. |
139 | namespace pr6629 { |
140 | template<class T1, class T2> struct foo : |
141 | bogus<foo<T1,T2> > // expected-error {{unknown template name 'bogus'}} |
142 | { }; |
143 | |
144 | template<> struct foo<unknown,unknown> { // expected-error {{undeclared identifier 'unknown'}} |
145 | template <typename U1, typename U2> struct bar { |
146 | typedef bar type; |
147 | static const int value = 0; |
148 | }; |
149 | }; |
150 | } |
151 | |
152 | namespace PR7153 { |
153 | class EnclosingClass { |
154 | public: |
155 | struct A { } mutable *member; |
156 | }; |
157 | |
158 | void f(const EnclosingClass &ec) { |
159 | ec.member = 0; |
160 | } |
161 | } |
162 | |
163 | namespace PR7196 { |
164 | struct A { |
165 | int a; |
166 | |
167 | void f() { |
168 | char i[sizeof(a)]; |
169 | enum { x = sizeof(i) }; |
170 | enum { y = sizeof(a) }; |
171 | } |
172 | }; |
173 | } |
174 | |
175 | namespace rdar8066414 { |
176 | class C { |
177 | C() {} |
178 | } // expected-error{{expected ';' after class}} |
179 | } |
180 | |
181 | namespace rdar8367341 { |
182 | float foo(); |
183 | #if __cplusplus >= 201103L |
184 | // expected-note@-2 {{declared here}} |
185 | #endif |
186 | |
187 | struct A { |
188 | #if __cplusplus <= 199711L |
189 | static const float x = 5.0f; // expected-warning {{in-class initializer for static data member of type 'const float' is a GNU extension}} |
190 | static const float y = foo(); // expected-warning {{in-class initializer for static data member of type 'const float' is a GNU extension}} expected-error {{in-class initializer for static data member is not a constant expression}} |
191 | #else |
192 | static constexpr float x = 5.0f; |
193 | static constexpr float y = foo(); // expected-error {{constexpr variable 'y' must be initialized by a constant expression}} expected-note {{non-constexpr function 'foo' cannot be used in a constant expression}} |
194 | #endif |
195 | }; |
196 | } |
197 | |
198 | namespace with_anon { |
199 | struct S { |
200 | union { |
201 | char c; |
202 | }; |
203 | }; |
204 | |
205 | void f() { |
206 | S::c; // expected-error {{invalid use of non-static data member}} |
207 | } |
208 | } |
209 | |
210 | struct PR9989 { |
211 | static int const PR9989_Member = sizeof PR9989_Member; |
212 | }; |
213 | |