| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
| 2 | int foo(int); |
| 3 | |
| 4 | namespace N { |
| 5 | void f1() { |
| 6 | void foo(int); // okay |
| 7 | void bar(int); // expected-note 2{{previous declaration is here}} |
| 8 | } |
| 9 | |
| 10 | void foo(int); // expected-note 3{{previous declaration is here}} |
| 11 | |
| 12 | void f2() { |
| 13 | int foo(int); // expected-error {{functions that differ only in their return type cannot be overloaded}} |
| 14 | int bar(int); // expected-error {{functions that differ only in their return type cannot be overloaded}} |
| 15 | int baz(int); // expected-note {{previous declaration is here}} |
| 16 | |
| 17 | { |
| 18 | int foo; |
| 19 | int bar; |
| 20 | int baz; |
| 21 | { |
| 22 | float foo(int); // expected-error {{functions that differ only in their return type cannot be overloaded}} |
| 23 | float bar(int); // expected-error {{functions that differ only in their return type cannot be overloaded}} |
| 24 | float baz(int); // expected-error {{functions that differ only in their return type cannot be overloaded}} |
| 25 | } |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | void f3() { |
| 30 | int foo(float); |
| 31 | { |
| 32 | float foo(int); // expected-error {{functions that differ only in their return type cannot be overloaded}} |
| 33 | } |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | class A { |
| 38 | void typocorrection(); // expected-note {{'typocorrection' declared here}} |
| 39 | }; |
| 40 | |
| 41 | void A::Notypocorrection() { // expected-error {{out-of-line definition of 'Notypocorrection' does not match any declaration in 'A'; did you mean 'typocorrection'}} |
| 42 | } |
| 43 | |
| 44 | |
| 45 | namespace test0 { |
| 46 | void dummy() { |
| 47 | void Bar(); // expected-note {{'Bar' declared here}} |
| 48 | class A { |
| 49 | friend void bar(); // expected-error {{no matching function 'bar' found in local scope; did you mean 'Bar'}} |
| 50 | }; |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | |
| 55 | class B { |
| 56 | void typocorrection(const int); // expected-note {{'typocorrection' declared here}} |
| 57 | void typocorrection(double); |
| 58 | }; |
| 59 | |
| 60 | void B::Notypocorrection(int) { // expected-error {{out-of-line definition of 'Notypocorrection' does not match any declaration in 'B'; did you mean 'typocorrection'}} |
| 61 | } |
| 62 | |
| 63 | struct X { int f(); }; |
| 64 | struct Y : public X {}; |
| 65 | int Y::f() { return 3; } // expected-error {{out-of-line definition of 'f' does not match any declaration in 'Y'}} |
| 66 | |
| 67 | namespace test1 { |
| 68 | struct Foo { |
| 69 | class Inner { }; |
| 70 | }; |
| 71 | } |
| 72 | |
| 73 | class Bar { |
| 74 | void f(test1::Foo::Inner foo) const; // expected-note {{member declaration does not match because it is const qualified}} |
| 75 | }; |
| 76 | |
| 77 | using test1::Foo; |
| 78 | |
| 79 | void Bar::f(Foo::Inner foo) { // expected-error {{out-of-line definition of 'f' does not match any declaration in 'Bar'}} |
| 80 | (void)foo; |
| 81 | } |
| 82 | |
| 83 | class Crash { |
| 84 | public: |
| 85 | void GetCart(int count) const; |
| 86 | }; |
| 87 | // This out-of-line definition was fine... |
| 88 | void Crash::cart(int count) const {} // expected-error {{out-of-line definition of 'cart' does not match any declaration in 'Crash'}} |
| 89 | // ...while this one crashed clang |
| 90 | void Crash::chart(int count) const {} // expected-error {{out-of-line definition of 'chart' does not match any declaration in 'Crash'}} |
| 91 | |
| 92 | class TestConst { |
| 93 | public: |
| 94 | int getit() const; // expected-note {{member declaration does not match because it is const qualified}} |
| 95 | void setit(int); // expected-note {{member declaration does not match because it is not const qualified}} |
| 96 | }; |
| 97 | |
| 98 | int TestConst::getit() { // expected-error {{out-of-line definition of 'getit' does not match any declaration in 'TestConst'}} |
| 99 | return 1; |
| 100 | } |
| 101 | |
| 102 | void TestConst::setit(int) const { // expected-error {{out-of-line definition of 'setit' does not match any declaration in 'TestConst'}} |
| 103 | } |
| 104 | |
| 105 | struct J { int typo() const; }; |
| 106 | int J::typo_() { return 3; } // expected-error {{out-of-line definition of 'typo_' does not match any declaration in 'J'}} |
| 107 | |
| 108 | // Ensure we correct the redecl of Foo::isGood to Bar::Foo::isGood and not |
| 109 | // Foo::IsGood even though Foo::IsGood is technically a closer match since it |
| 110 | // already has a body. Also make sure Foo::beEvil is corrected to Foo::BeEvil |
| 111 | // since it is a closer match than Bar::Foo::beEvil and neither have a body. |
| 112 | namespace redecl_typo { |
| 113 | namespace Foo { |
| 114 | bool IsGood() { return false; } |
| 115 | void BeEvil(); // expected-note {{'BeEvil' declared here}} |
| 116 | } |
| 117 | namespace Bar { |
| 118 | namespace Foo { |
| 119 | bool isGood(); // expected-note {{'Bar::Foo::isGood' declared here}} |
| 120 | void beEvil(); |
| 121 | } |
| 122 | } |
| 123 | bool Foo::isGood() { // expected-error {{out-of-line definition of 'isGood' does not match any declaration in namespace 'redecl_typo::Foo'; did you mean 'Bar::Foo::isGood'?}} |
| 124 | return true; |
| 125 | } |
| 126 | void Foo::beEvil() {} // expected-error {{out-of-line definition of 'beEvil' does not match any declaration in namespace 'redecl_typo::Foo'; did you mean 'BeEvil'?}} |
| 127 | } |
| 128 | |
| 129 | struct CVQualFun { |
| 130 | void func(int a, int &b); // expected-note {{type of 2nd parameter of member declaration does not match definition ('int &' vs 'int')}} |
| 131 | }; |
| 132 | |
| 133 | void CVQualFun::func(const int a, int b) {} // expected-error {{out-of-line definition of 'func' does not match any declaration in 'CVQualFun'}} |
| 134 | |