1 // RUN: %clang_cc1 -fsyntax-only -verify -Wc++11-compat %s
2 // RUN: %clang_cc1 -fsyntax-only -verify -Wc++11-compat %s -std=c++98
3 class C {
4 public:
5 auto int errx; // expected-error {{storage class specified for a member declaration}}
6 #if __cplusplus <= 199711L
7 // expected-warning@-2 {{'auto' storage class specifier is redundant}}
8 #else
9 // expected-warning@-4 {{'auto' storage class specifier is not permitted in C++11, and will not be supported in future releases}}
10 #endif
11 register int erry; // expected-error {{storage class specified for a member declaration}}
12 extern int errz; // expected-error {{storage class specified for a member declaration}}
13
sm()14 static void sm() {
15 sx = 0;
16 this->x = 0; // expected-error {{invalid use of 'this' outside of a non-static member function}}
17 x = 0; // expected-error {{invalid use of member 'x' in static member function}}
18 }
19
20 class NestedC {
21 public:
22 NestedC(int);
f()23 void f() {
24 sx = 0;
25 x = 0; // expected-error {{use of non-static data member 'x' of 'C' from nested type 'NestedC'}}
26 sm();
27 m(); // expected-error {{call to non-static member function 'm' of 'C' from nested type 'NestedC'}}
28 }
29 };
30
31 int b : 1, w : 2;
32 int : 1, : 2;
33 typedef int E : 1; // expected-error {{typedef member 'E' cannot be a bit-field}}
34 static int sb : 1; // expected-error {{static member 'sb' cannot be a bit-field}}
35 static int vs;
36
37 typedef int func();
38 func tm;
39 func *ptm;
40 func btm : 1; // expected-error {{bit-field 'btm' has non-integral type}}
41 NestedC bc : 1; // expected-error {{bit-field 'bc' has non-integral type}}
42
43 enum E1 { en1, en2 };
44
45 int i = 0;
46 #if __cplusplus <= 199711L
47 // expected-warning@-2 {{in-class initialization of non-static data member is a C++11 extension}}
48 #endif
49 static int si = 0; // expected-error {{non-const static data member must be initialized out of line}}
50 static const NestedC ci = 0; // expected-error {{static data member of type 'const C::NestedC' must be initialized out of line}}
51 static const int nci = vs; // expected-error {{in-class initializer for static data member is not a constant expression}}
52 static const int vi = 0;
53 static const volatile int cvi = 0; // ok, illegal in C++11
54 #if __cplusplus >= 201103L
55 // expected-error@-2 {{static const volatile data member must be initialized out of line}}
56 #endif
57 static const E evi = 0;
58
m()59 void m() {
60 sx = 0;
61 this->x = 0;
62 y = 0;
63 this = 0; // expected-error {{expression is not assignable}}
64 }
65
f1(int p)66 int f1(int p) {
67 A z = 6;
68 return p + x + this->y + z;
69 }
70
71 typedef int A;
72
73 virtual int viv; // expected-error {{'virtual' can only appear on non-static member functions}}
74 virtual static int vsif(); // expected-error {{'virtual' can only appear on non-static member functions}}
75 virtual int vif();
76
77 private:
78 int x,y;
79 static int sx;
80
81 mutable int mi;
82 mutable int &mir; // expected-error {{'mutable' cannot be applied to references}}
83 mutable void mfn(); // expected-error {{'mutable' cannot be applied to functions}}
84 mutable const int mci; // expected-error {{'mutable' and 'const' cannot be mixed}}
85
86 static const int number = 50;
87 static int arr[number];
88 };
89
90 class C2 {
f()91 void f() {
92 static int lx;
93 class LC1 {
94 int m() { return lx; }
95 };
96 class LC2 {
97 int m() { return lx; }
98 };
99 }
100 };
101
102 struct C3 {
103 int i;
104 mutable int j;
105 };
f()106 void f()
107 {
108 const C3 c3 = { 1, 2 };
109 (void)static_cast<int*>(&c3.i); // expected-error {{static_cast from 'const int *' to 'int *' is not allowed}}
110 // but no error here
111 (void)static_cast<int*>(&c3.j);
112 }
113
114 // Play with mutable a bit more, to make sure it doesn't crash anything.
115 mutable int gi; // expected-error {{'mutable' can only be applied to member variables}}
116 mutable void gfn(); // expected-error {{illegal storage class on function}}
ogfn()117 void ogfn()
118 {
119 mutable int ml; // expected-error {{'mutable' can only be applied to member variables}}
120
121 // PR3020: This used to crash due to double ownership of C4.
122 struct C4;
123 C4; // expected-warning {{declaration does not declare anything}}
124 }
125
126 struct C4 {
127 void f(); // expected-note{{previous declaration is here}}
128 int f; // expected-error{{duplicate member 'f'}}
129 };
130
131 // PR5415 - don't hang!
132 struct S
133 {
134 void f(); // expected-note 1 {{previous declaration}} expected-note {{previous declaration}}
f()135 void S::f() {} // expected-error {{extra qualification on member}} expected-error {{class member cannot be redeclared}}
fS136 void f() {} // expected-error {{class member cannot be redeclared}}
137 };
138
139 // Don't crash on this bogus code.
140 namespace pr6629 {
141 template<class T1, class T2> struct foo :
142 bogus<foo<T1,T2> > // expected-error {{no template named 'bogus'}}
143 { };
144
145 template<> struct foo<unknown,unknown> { // expected-error {{undeclared identifier 'unknown'}}
146 template <typename U1, typename U2> struct bar {
147 typedef bar type;
148 static const int value = 0;
149 };
150 };
151 }
152
153 namespace PR7153 {
154 class EnclosingClass {
155 public:
156 struct A { } mutable *member;
157 };
158
f(const EnclosingClass & ec)159 void f(const EnclosingClass &ec) {
160 ec.member = 0;
161 }
162 }
163
164 namespace PR7196 {
165 struct A {
166 int a;
167
fPR7196::A168 void f() {
169 char i[sizeof(a)];
170 enum { x = sizeof(i) };
171 enum { y = sizeof(a) };
172 }
173 };
174 }
175
176 namespace rdar8066414 {
177 class C {
C()178 C() {}
179 } // expected-error{{expected ';' after class}}
180 }
181
182 namespace rdar8367341 {
183 float foo();
184 #if __cplusplus >= 201103L
185 // expected-note@-2 {{declared here}}
186 #endif
187
188 struct A {
189 #if __cplusplus <= 199711L
190 static const float x = 5.0f; // expected-warning {{in-class initializer for static data member of type 'const float' is a GNU extension}}
191 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}}
192 #else
193 static constexpr float x = 5.0f;
194 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}}
195 #endif
196 };
197 }
198
199 namespace with_anon {
200 struct S {
201 union {
202 char c;
203 };
204 };
205
206 void f() {
207 S::c; // expected-error {{invalid use of non-static data member}}
208 }
209 }
210
211 struct PR9989 {
212 static int const PR9989_Member = sizeof PR9989_Member;
213 };
214