1 // RUN: %clang_cc1 -triple i686-pc-win32 -cxx-abi microsoft -fms-extensions -verify %s 2 3 // Pointers to free functions 4 void free_func_default(); 5 void __cdecl free_func_cdecl(); 6 void __stdcall free_func_stdcall(); // expected-note {{previous declaration is here}} 7 void __fastcall free_func_fastcall(); // expected-note 2 {{previous declaration is here}} 8 9 void __cdecl free_func_default(); // expected-note 2 {{previous declaration is here}} 10 void __stdcall free_func_default(); // expected-error {{function declared 'stdcall' here was previously declared without calling convention}} 11 void __fastcall free_func_default(); // expected-error {{function declared 'fastcall' here was previously declared without calling convention}} 12 13 void free_func_cdecl(); // expected-note 2 {{previous declaration is here}} 14 void __stdcall free_func_cdecl(); // expected-error {{function declared 'stdcall' here was previously declared 'cdecl'}} 15 void __fastcall free_func_cdecl(); // expected-error {{function declared 'fastcall' here was previously declared 'cdecl'}} 16 17 void __cdecl free_func_stdcall(); // expected-error {{function declared 'cdecl' here was previously declared 'stdcall'}} 18 void free_func_stdcall(); // expected-note {{previous declaration is here}} 19 void __fastcall free_func_stdcall(); // expected-error {{function declared 'fastcall' here was previously declared 'stdcall'}} 20 21 void __cdecl free_func_fastcall(); // expected-error {{function declared 'cdecl' here was previously declared 'fastcall'}} 22 void __stdcall free_func_fastcall(); // expected-error {{function declared 'stdcall' here was previously declared 'fastcall'}} 23 void free_func_fastcall(); 24 25 // Overloaded functions may have different calling conventions 26 void __fastcall free_func_default(int); 27 void __cdecl free_func_default(int *); 28 29 void __thiscall free_func_cdecl(char *); 30 void __cdecl free_func_cdecl(double); 31 32 33 // Pointers to member functions 34 struct S { 35 void member_default1(); // expected-note {{previous declaration is here}} 36 void member_default2(); 37 void __cdecl member_cdecl1(); 38 void __cdecl member_cdecl2(); // expected-note {{previous declaration is here}} 39 void __thiscall member_thiscall1(); 40 void __thiscall member_thiscall2(); // expected-note {{previous declaration is here}} 41 42 // Static member functions can't be __thiscall 43 static void static_member_default1(); 44 static void static_member_default2(); // expected-note {{previous declaration is here}} 45 static void __cdecl static_member_cdecl1(); 46 static void __cdecl static_member_cdecl2(); // expected-note {{previous declaration is here}} 47 static void __stdcall static_member_stdcall1(); 48 static void __stdcall static_member_stdcall2(); 49 50 // Variadic functions can't be other than default or __cdecl 51 void member_variadic_default(int x, ...); 52 void __cdecl member_variadic_cdecl(int x, ...); 53 54 static void static_member_variadic_default(int x, ...); 55 static void __cdecl static_member_variadic_cdecl(int x, ...); 56 }; 57 58 void __cdecl S::member_default1() {} // expected-error {{function declared 'cdecl' here was previously declared without calling convention}} 59 void __thiscall S::member_default2() {} 60 61 void S::member_cdecl1() {} 62 void __thiscall S::member_cdecl2() {} // expected-error {{function declared 'thiscall' here was previously declared 'cdecl'}} 63 64 void S::member_thiscall1() {} 65 void __cdecl S::member_thiscall2() {} // expected-error {{function declared 'cdecl' here was previously declared 'thiscall'}} 66 67 void __cdecl S::static_member_default1() {} 68 void __stdcall S::static_member_default2() {} // expected-error {{function declared 'stdcall' here was previously declared without calling convention}} 69 70 void S::static_member_cdecl1() {} 71 void __stdcall S::static_member_cdecl2() {} // expected-error {{function declared 'stdcall' here was previously declared 'cdecl'}} 72 73 void __cdecl S::member_variadic_default(int x, ...) { 74 (void)x; 75 } 76 void S::member_variadic_cdecl(int x, ...) { 77 (void)x; 78 } 79 80 void __cdecl S::static_member_variadic_default(int x, ...) { 81 (void)x; 82 } 83 void S::static_member_variadic_cdecl(int x, ...) { 84 (void)x; 85 } 86 87
