| 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 | |