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      1 // RUN: %clang_cc1 -fblocks -emit-llvm %s -o - -triple=i386-pc-win32 -std=c++98 | FileCheck %s
      2 // RUN: %clang_cc1 -fblocks -emit-llvm %s -o - -triple=x86_64-pc-win32 -std=c++98| FileCheck -check-prefix X64 %s
      3 
      4 int a;
      5 // CHECK-DAG: @"\01?a@@3HA"
      6 
      7 extern "C++" {
      8 static int __attribute__((used)) ignore_transparent_context;
      9 // CHECK-DAG: @ignore_transparent_context
     10 }
     11 
     12 namespace N {
     13   int b;
     14 // CHECK-DAG: @"\01?b@N@@3HA"
     15 
     16   namespace {
     17     int anonymous;
     18 // CHECK-DAG: @"\01?anonymous@?A@N@@3HA"
     19   }
     20 }
     21 
     22 static int c;
     23 // CHECK-DAG: @c
     24 
     25 int _c(void) {return N::anonymous + c;}
     26 // CHECK-DAG: @"\01?_c@@YAHXZ"
     27 // X64-DAG:   @"\01?_c@@YAHXZ"
     28 
     29 const int &NeedsReferenceTemporary = 2;
     30 // CHECK-DAG: @"\01?NeedsReferenceTemporary@@3ABHB" = constant i32* @"\01?$RT1@NeedsReferenceTemporary@@3ABHB"
     31 // X64-DAG: @"\01?NeedsReferenceTemporary@@3AEBHEB" = constant i32* @"\01?$RT1@NeedsReferenceTemporary@@3AEBHEB"
     32 
     33 class foo {
     34   static const short d;
     35 // CHECK-DAG: @"\01?d@foo@@0FB"
     36 protected:
     37   static volatile long e;
     38 // CHECK-DAG: @"\01?e@foo@@1JC"
     39 public:
     40   static const volatile char f;
     41 // CHECK-DAG: @"\01?f@foo@@2DD"
     42   int operator+(int a);
     43   foo(){}
     44 // CHECK-DAG: @"\01??0foo@@QAE@XZ"
     45 // X64-DAG:   @"\01??0foo@@QEAA@XZ"
     46 
     47   ~foo(){}
     48 // CHECK-DAG: @"\01??1foo@@QAE@XZ"
     49 // X64-DAG:   @"\01??1foo@@QEAA@XZ
     50 
     51   foo(int i){}
     52 // CHECK-DAG: @"\01??0foo@@QAE@H@Z"
     53 // X64-DAG:   @"\01??0foo@@QEAA@H@Z"
     54 
     55   foo(char *q){}
     56 // CHECK-DAG: @"\01??0foo@@QAE@PAD@Z"
     57 // X64-DAG:   @"\01??0foo@@QEAA@PEAD@Z"
     58 
     59   static foo* static_method() { return 0; }
     60 
     61 }f,s1(1),s2((char*)0);
     62 
     63 typedef foo (foo2);
     64 
     65 struct bar {
     66   static int g;
     67 };
     68 
     69 union baz {
     70   int a;
     71   char b;
     72   double c;
     73 };
     74 
     75 enum quux {
     76   qone,
     77   qtwo,
     78   qthree
     79 };
     80 
     81 foo bar() { return foo(); }
     82 // CHECK-DAG: @"\01?bar@@YA?AVfoo@@XZ"
     83 // X64-DAG:   @"\01?bar@@YA?AVfoo@@XZ"
     84 
     85 int foo::operator+(int a) {
     86 // CHECK-DAG: @"\01??Hfoo@@QAEHH@Z"
     87 // X64-DAG:   @"\01??Hfoo@@QEAAHH@Z"
     88 
     89   foo::static_method();
     90 // CHECK-DAG: @"\01?static_method@foo@@SAPAV1@XZ"
     91 // X64-DAG:   @"\01?static_method@foo@@SAPEAV1@XZ"
     92   bar();
     93   return a;
     94 }
     95 
     96 const short foo::d = 0;
     97 volatile long foo::e;
     98 const volatile char foo::f = 'C';
     99 
    100 int bar::g;
    101 // CHECK-DAG: @"\01?g@bar@@2HA"
    102 
    103 extern int * const h1 = &a;
    104 // CHECK-DAG: @"\01?h1@@3QAHA"
    105 extern const int * const h2 = &a;
    106 // CHECK-DAG: @"\01?h2@@3QBHB"
    107 extern int * const __restrict h3 = &a;
    108 // CHECK-DAG: @"\01?h3@@3QIAHIA"
    109 // X64-DAG: @"\01?h3@@3QEIAHEIA"
    110 
    111 int i[10][20];
    112 // CHECK-DAG: @"\01?i@@3PAY0BE@HA"
    113 
    114 typedef int (*FunT)(int, int);
    115 FunT FunArr[10][20];
    116 // CHECK-DAG: @"\01?FunArr@@3PAY0BE@P6AHHH@ZA"
    117 // X64-DAG: @"\01?FunArr@@3PAY0BE@P6AHHH@ZA"
    118 
    119 int (__stdcall *j)(signed char, unsigned char);
    120 // CHECK-DAG: @"\01?j@@3P6GHCE@ZA"
    121 
    122 const volatile char foo2::*k;
    123 // CHECK-DAG: @"\01?k@@3PTfoo@@DT1@"
    124 // X64-DAG:   @"\01?k@@3PETfoo@@DET1@"
    125 
    126 int (foo2::*l)(int);
    127 // CHECK-DAG: @"\01?l@@3P8foo@@AEHH@ZQ1@"
    128 
    129 // Ensure typedef CV qualifiers are mangled correctly
    130 typedef const int cInt;
    131 typedef volatile int vInt;
    132 typedef const volatile int cvInt;
    133 
    134 extern cInt g_cInt = 1;
    135 vInt g_vInt = 2;
    136 cvInt g_cvInt = 3;
    137 
    138 // CHECK-DAG: @"\01?g_cInt@@3HB"
    139 // CHECK-DAG: @"\01?g_vInt@@3HC"
    140 // CHECK-DAG: @"\01?g_cvInt@@3HD"
    141 
    142 // Static functions are mangled, too.
    143 // Also make sure calling conventions, arglists, and throw specs work.
    144 static void __stdcall alpha(float a, double b) throw() {}
    145 bool __fastcall beta(long long a, wchar_t b) throw(signed char, unsigned char) {
    146 // CHECK-DAG: @"\01?beta@@YI_N_J_W@Z"
    147 // X64-DAG:   @"\01?beta@@YA_N_J_W@Z"
    148   alpha(0.f, 0.0);
    149   return false;
    150 }
    151 
    152 // CHECK-DAG: @"\01?alpha@@YGXMN@Z"
    153 // X64-DAG:   @"\01?alpha@@YAXMN@Z"
    154 
    155 // Make sure tag-type mangling works.
    156 void gamma(class foo, struct bar, union baz, enum quux) {}
    157 // CHECK-DAG: @"\01?gamma@@YAXVfoo@@Ubar@@Tbaz@@W4quux@@@Z"
    158 // X64-DAG:   @"\01?gamma@@YAXVfoo@@Ubar@@Tbaz@@W4quux@@@Z"
    159 
    160 // Make sure pointer/reference-type mangling works.
    161 void delta(int * const a, const long &) {}
    162 // CHECK-DAG: @"\01?delta@@YAXQAHABJ@Z"
    163 // X64-DAG:   @"\01?delta@@YAXQEAHAEBJ@Z"
    164 
    165 // Array mangling.
    166 void epsilon(int a[][10][20]) {}
    167 // CHECK-DAG: @"\01?epsilon@@YAXQAY19BE@H@Z"
    168 // X64-DAG:   @"\01?epsilon@@YAXQEAY19BE@H@Z"
    169 
    170 void zeta(int (*)(int, int)) {}
    171 // CHECK-DAG: @"\01?zeta@@YAXP6AHHH@Z@Z"
    172 // X64-DAG:   @"\01?zeta@@YAXP6AHHH@Z@Z"
    173 
    174 // Blocks mangling (Clang extension). A block should be mangled slightly
    175 // differently from a similar function pointer.
    176 void eta(int (^)(int, int)) {}
    177 // CHECK-DAG: @"\01?eta@@YAXP_EAHHH@Z@Z"
    178 
    179 typedef int theta_arg(int,int);
    180 void theta(theta_arg^ block) {}
    181 // CHECK-DAG: @"\01?theta@@YAXP_EAHHH@Z@Z"
    182 
    183 void operator_new_delete() {
    184   char *ptr = new char;
    185 // CHECK-DAG: @"\01??2@YAPAXI@Z"
    186 
    187   delete ptr;
    188 // CHECK-DAG: @"\01??3@YAXPAX@Z"
    189 
    190   char *array = new char[42];
    191 // CHECK-DAG: @"\01??_U@YAPAXI@Z"
    192 
    193   delete [] array;
    194 // CHECK-DAG: @"\01??_V@YAXPAX@Z"
    195 }
    196 
    197 // PR13022
    198 void (redundant_parens)();
    199 void redundant_parens_use() { redundant_parens(); }
    200 // CHECK-DAG: @"\01?redundant_parens@@YAXXZ"
    201 // X64-DAG:   @"\01?redundant_parens@@YAXXZ"
    202 
    203 // PR13047
    204 typedef double RGB[3];
    205 RGB color1;
    206 // CHECK-DAG: @"\01?color1@@3PANA"
    207 extern const RGB color2 = {};
    208 // CHECK-DAG: @"\01?color2@@3QBNB"
    209 extern RGB const color3[5] = {};
    210 // CHECK-DAG: @"\01?color3@@3QAY02$$CBNA"
    211 extern RGB const ((color4)[5]) = {};
    212 // CHECK-DAG: @"\01?color4@@3QAY02$$CBNA"
    213 
    214 struct B;
    215 volatile int B::* volatile memptr1;
    216 // X64-DAG: @"\01?memptr1@@3RESB@@HES1@"
    217 volatile int B::* memptr2;
    218 // X64-DAG: @"\01?memptr2@@3PESB@@HES1@"
    219 int B::* volatile memptr3;
    220 // X64-DAG: @"\01?memptr3@@3REQB@@HEQ1@"
    221 typedef int (*fun)();
    222 volatile fun B::* volatile funmemptr1;
    223 // X64-DAG: @"\01?funmemptr1@@3RESB@@R6AHXZES1@"
    224 volatile fun B::* funmemptr2;
    225 // X64-DAG: @"\01?funmemptr2@@3PESB@@R6AHXZES1@"
    226 fun B::* volatile funmemptr3;
    227 // X64-DAG: @"\01?funmemptr3@@3REQB@@P6AHXZEQ1@"
    228 void (B::* volatile memptrtofun1)();
    229 // X64-DAG: @"\01?memptrtofun1@@3R8B@@EAAXXZEQ1@"
    230 const void (B::* memptrtofun2)();
    231 // X64-DAG: @"\01?memptrtofun2@@3P8B@@EAAXXZEQ1@"
    232 volatile void (B::* memptrtofun3)();
    233 // X64-DAG: @"\01?memptrtofun3@@3P8B@@EAAXXZEQ1@"
    234 int (B::* volatile memptrtofun4)();
    235 // X64-DAG: @"\01?memptrtofun4@@3R8B@@EAAHXZEQ1@"
    236 volatile int (B::* memptrtofun5)();
    237 // X64-DAG: @"\01?memptrtofun5@@3P8B@@EAA?CHXZEQ1@"
    238 const int (B::* memptrtofun6)();
    239 // X64-DAG: @"\01?memptrtofun6@@3P8B@@EAA?BHXZEQ1@"
    240 fun (B::* volatile memptrtofun7)();
    241 // X64-DAG: @"\01?memptrtofun7@@3R8B@@EAAP6AHXZXZEQ1@"
    242 volatile fun (B::* memptrtofun8)();
    243 // X64-DAG: @"\01?memptrtofun8@@3P8B@@EAAR6AHXZXZEQ1@"
    244 const fun (B::* memptrtofun9)();
    245 // X64-DAG: @"\01?memptrtofun9@@3P8B@@EAAQ6AHXZXZEQ1@"
    246 
    247 // PR12603
    248 enum E {};
    249 // CHECK-DAG: "\01?fooE@@YA?AW4E@@XZ"
    250 // X64-DAG:   "\01?fooE@@YA?AW4E@@XZ"
    251 E fooE() { return E(); }
    252 
    253 class X {};
    254 // CHECK-DAG: "\01?fooX@@YA?AVX@@XZ"
    255 // X64-DAG:   "\01?fooX@@YA?AVX@@XZ"
    256 X fooX() { return X(); }
    257 
    258 namespace PR13182 {
    259   extern char s0[];
    260   // CHECK-DAG: @"\01?s0@PR13182@@3PADA"
    261   extern char s1[42];
    262   // CHECK-DAG: @"\01?s1@PR13182@@3PADA"
    263   extern const char s2[];
    264   // CHECK-DAG: @"\01?s2@PR13182@@3QBDB"
    265   extern const char s3[42];
    266   // CHECK-DAG: @"\01?s3@PR13182@@3QBDB"
    267   extern volatile char s4[];
    268   // CHECK-DAG: @"\01?s4@PR13182@@3RCDC"
    269   extern const volatile char s5[];
    270   // CHECK-DAG: @"\01?s5@PR13182@@3SDDD"
    271   extern const char* const* s6;
    272   // CHECK-DAG: @"\01?s6@PR13182@@3PBQBDB"
    273 
    274   char foo() {
    275     return s0[0] + s1[0] + s2[0] + s3[0] + s4[0] + s5[0] + s6[0][0];
    276   }
    277 }
    278 
    279 extern "C" inline void extern_c_func() {
    280   static int local;
    281 // CHECK-DAG: @"\01?local@?1??extern_c_func@@9@4HA"
    282 // X64-DAG:   @"\01?local@?1??extern_c_func@@9@4HA"
    283 }
    284 
    285 void call_extern_c_func() {
    286   extern_c_func();
    287 }
    288 
    289 int main() { return 0; }
    290 // CHECK-DAG: @main
    291 // X64-DAG:   @main
    292 
    293 int wmain() { return 0; }
    294 // CHECK-DAG: @wmain
    295 // X64-DAG:   @wmain
    296 
    297 int WinMain() { return 0; }
    298 // CHECK-DAG: @WinMain
    299 // X64-DAG:   @WinMain
    300 
    301 int wWinMain() { return 0; }
    302 // CHECK-DAG: @wWinMain
    303 // X64-DAG:   @wWinMain
    304 
    305 int DllMain() { return 0; }
    306 // CHECK-DAG: @DllMain
    307 // X64-DAG:   @DllMain
    308 
    309 inline int inline_function_with_local_type() {
    310   static struct {
    311     int a_field;
    312   } static_variable_in_inline_function = { 20 }, second_static = { 40 };
    313   // CHECK: @"\01?static_variable_in_inline_function@?1??inline_function_with_local_type@@YAHXZ@4U<unnamed-type-static_variable_in_inline_function>@?1??1@YAHXZ@A"
    314 
    315   return static_variable_in_inline_function.a_field + second_static.a_field;
    316 }
    317 
    318 int call_inline_function_with_local_type() {
    319   return inline_function_with_local_type();
    320 }
    321 
    322 template <typename T>
    323 inline int templated_inline_function_with_local_type() {
    324   static struct {
    325     int a_field;
    326   } static_variable_in_templated_inline_function = { 20 },
    327     second_static = { 40 };
    328   // CHECK: @"\01?static_variable_in_templated_inline_function@?1???$templated_inline_function_with_local_type@H@@YAHXZ@4U<unnamed-type-static_variable_in_templated_inline_function>@?1???$templated_inline_function_with_local_type@H@@YAHXZ@A"
    329 
    330   return static_variable_in_templated_inline_function.a_field +
    331          second_static.a_field;
    332 }
    333 
    334 int call_templated_inline_function_with_local_type() {
    335   return templated_inline_function_with_local_type<int>();
    336 }
    337 
    338 // PR17371
    339 struct OverloadedNewDelete {
    340   // __cdecl
    341   void *operator new(__SIZE_TYPE__);
    342   void *operator new[](__SIZE_TYPE__);
    343   void operator delete(void *);
    344   void operator delete[](void *);
    345   // __thiscall
    346   int operator+(int);
    347 };
    348 
    349 void *OverloadedNewDelete::operator new(__SIZE_TYPE__ s) { return 0; }
    350 void *OverloadedNewDelete::operator new[](__SIZE_TYPE__ s) { return 0; }
    351 void OverloadedNewDelete::operator delete(void *) { }
    352 void OverloadedNewDelete::operator delete[](void *) { }
    353 int OverloadedNewDelete::operator+(int x) { return x; };
    354 
    355 // CHECK-DAG: ??2OverloadedNewDelete@@SAPAXI@Z
    356 // CHECK-DAG: ??_UOverloadedNewDelete@@SAPAXI@Z
    357 // CHECK-DAG: ??3OverloadedNewDelete@@SAXPAX@Z
    358 // CHECK-DAG: ??_VOverloadedNewDelete@@SAXPAX@Z
    359 // CHECK-DAG: ??HOverloadedNewDelete@@QAEHH@Z
    360 
    361 // X64-DAG:   ??2OverloadedNewDelete@@SAPEAX_K@Z
    362 // X64-DAG:   ??_UOverloadedNewDelete@@SAPEAX_K@Z
    363 // X64-DAG:   ??3OverloadedNewDelete@@SAXPEAX@Z
    364 // X64-DAG:   ??_VOverloadedNewDelete@@SAXPEAX@Z
    365 // X64-DAG:   ??HOverloadedNewDelete@@QEAAHH@Z
    366 
    367 // Indirecting the function type through a typedef will require a calling
    368 // convention adjustment before building the method decl.
    369 
    370 typedef void *__thiscall OperatorNewType(__SIZE_TYPE__);
    371 typedef void __thiscall OperatorDeleteType(void *);
    372 
    373 struct TypedefNewDelete {
    374   OperatorNewType operator new;
    375   OperatorNewType operator new[];
    376   OperatorDeleteType operator delete;
    377   OperatorDeleteType operator delete[];
    378 };
    379 
    380 void *TypedefNewDelete::operator new(__SIZE_TYPE__ s) { return 0; }
    381 void *TypedefNewDelete::operator new[](__SIZE_TYPE__ s) { return 0; }
    382 void TypedefNewDelete::operator delete(void *) { }
    383 void TypedefNewDelete::operator delete[](void *) { }
    384 
    385 // CHECK-DAG: ??2TypedefNewDelete@@SAPAXI@Z
    386 // CHECK-DAG: ??_UTypedefNewDelete@@SAPAXI@Z
    387 // CHECK-DAG: ??3TypedefNewDelete@@SAXPAX@Z
    388 // CHECK-DAG: ??_VTypedefNewDelete@@SAXPAX@Z
    389 
    390 void __vectorcall vector_func() { }
    391 // CHECK-DAG: @"\01?vector_func@@YQXXZ"
    392 
    393 template <void (*)(void)>
    394 void fn_tmpl() {}
    395 
    396 template void fn_tmpl<extern_c_func>();
    397 // CHECK-DAG: @"\01??$fn_tmpl@$1?extern_c_func@@YAXXZ@@YAXXZ"
    398 
    399 extern "C" void __attribute__((overloadable)) overloaded_fn() {}
    400 // CHECK-DAG: @"\01?overloaded_fn@@$$J0YAXXZ"
    401 
    402 namespace UnnamedType {
    403 struct S {
    404   typedef struct {} *T1[1];
    405   typedef struct {} T2;
    406   typedef struct {} *T3, T4;
    407   using T5 = struct {};
    408   using T6 = struct {} *;
    409 };
    410 void f(S::T1) {}
    411 void f(S::T2) {}
    412 void f(S::T3) {}
    413 void f(S::T4) {}
    414 void f(S::T5) {}
    415 void f(S::T6) {}
    416 // CHECK-DAG: @"\01?f@UnnamedType@@YAXQAPAU<unnamed-type-T1>@S@1@@Z"
    417 // CHECK-DAG: @"\01?f@UnnamedType@@YAXUT2@S@1@@Z"
    418 // CHECK-DAG: @"\01?f@UnnamedType@@YAXPAUT4@S@1@@Z"
    419 // CHECK-DAG: @"\01?f@UnnamedType@@YAXUT4@S@1@@Z"
    420 // CHECK-DAG: @"\01?f@UnnamedType@@YAXUT5@S@1@@Z"
    421 // CHECK-DAG: @"\01?f@UnnamedType@@YAXPAU<unnamed-type-T6>@S@1@@Z"
    422 
    423 // X64-DAG: @"\01?f@UnnamedType@@YAXQEAPEAU<unnamed-type-T1>@S@1@@Z"
    424 // X64-DAG: @"\01?f@UnnamedType@@YAXUT2@S@1@@Z"
    425 // X64-DAG: @"\01?f@UnnamedType@@YAXPEAUT4@S@1@@Z"(%"struct.UnnamedType::S::T4"
    426 // X64-DAG: @"\01?f@UnnamedType@@YAXUT4@S@1@@Z"
    427 // X64-DAG: @"\01?f@UnnamedType@@YAXUT5@S@1@@Z"
    428 // X64-DAG: @"\01?f@UnnamedType@@YAXPEAU<unnamed-type-T6>@S@1@@Z"
    429 }
    430 
    431 namespace PassObjectSize {
    432 // NOTE: This mangling is subject to change.
    433 // Reiterating from the comment in MicrosoftMangle, the scheme is pretend a
    434 // parameter of type __clang::__pass_object_sizeN exists after each pass object
    435 // size param P, where N is the Type of the pass_object_size attribute on P.
    436 //
    437 // e.g. we want to mangle:
    438 //   void foo(void *const __attribute__((pass_object_size(0))));
    439 // as if it were
    440 //   namespace __clang { enum __pass_object_size0 : size_t {}; }
    441 //   void foo(void *const, __clang::__pass_object_size0);
    442 // where __clang is a top-level namespace.
    443 
    444 // CHECK-DAG: define i32 @"\01?foo@PassObjectSize@@YAHQAHW4__pass_object_size0@__clang@@@Z"
    445 int foo(int *const i __attribute__((pass_object_size(0)))) { return 0; }
    446 // CHECK-DAG: define i32 @"\01?bar@PassObjectSize@@YAHQAHW4__pass_object_size1@__clang@@@Z"
    447 int bar(int *const i __attribute__((pass_object_size(1)))) { return 0; }
    448 // CHECK-DAG: define i32 @"\01?qux@PassObjectSize@@YAHQAHW4__pass_object_size1@__clang@@0W4__pass_object_size0@3@@Z"
    449 int qux(int *const i __attribute__((pass_object_size(1))), int *const j __attribute__((pass_object_size(0)))) { return 0; }
    450 // CHECK-DAG: define i32 @"\01?zot@PassObjectSize@@YAHQAHW4__pass_object_size1@__clang@@01@Z"
    451 int zot(int *const i __attribute__((pass_object_size(1))), int *const j __attribute__((pass_object_size(1)))) { return 0; }
    452 }
    453 
    454 namespace Atomic {
    455 // CHECK-DAG: define void @"\01?f@Atomic@@YAXU?$_Atomic@H@__clang@@@Z"(
    456 void f(_Atomic(int)) {}
    457 }
    458 namespace Complex {
    459 // CHECK-DAG: define void @"\01?f@Complex@@YAXU?$_Complex@H@__clang@@@Z"(
    460 void f(_Complex int) {}
    461 }
    462 
    463 namespace PR26029 {
    464 template <class>
    465 struct L {
    466   L() {}
    467 };
    468 template <class>
    469 class H;
    470 struct M : L<H<int *> > {};
    471 
    472 template <class>
    473 struct H {};
    474 
    475 template <class GT>
    476 void m_fn3() {
    477   (H<GT *>());
    478   M();
    479 }
    480 
    481 void runOnFunction() {
    482   L<H<int *> > b;
    483   m_fn3<int>();
    484 }
    485 // CHECK-DAG: call {{.*}} @"\01??0?$L@V?$H@PAH@PR26029@@@PR26029@@QAE@XZ"
    486 }
    487