1// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -fms-extensions -fdelayed-template-parsing -triple=i386-pc-win32 | FileCheck %s 2// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -fms-extensions -fdelayed-template-parsing -triple=x86_64-pc-win32 | FileCheck -check-prefix X64 %s 3 4template<typename T> 5class Class { 6 public: 7 Class() {} 8}; 9 10class Typename { }; 11 12template<typename T> 13class Nested { }; 14 15template<bool flag> 16class BoolTemplate { 17 public: 18 BoolTemplate() {} 19}; 20 21template<int param> 22class IntTemplate { 23 public: 24 IntTemplate() {} 25}; 26 27template<unsigned param> 28class UnsignedIntTemplate { 29public: 30 UnsignedIntTemplate() {} 31}; 32 33template<long long param> 34class LongLongTemplate { 35 public: 36 LongLongTemplate() {} 37}; 38 39template<unsigned long long param> 40class UnsignedLongLongTemplate { 41 public: 42 UnsignedLongLongTemplate() {} 43}; 44 45template<> 46class BoolTemplate<true> { 47 public: 48 BoolTemplate() {} 49 template<class T> void Foo(T arg) {} 50}; 51 52void template_mangling() { 53 Class<Typename> c1; 54// CHECK: call {{.*}} @"\01??0?$Class@VTypename@@@@QAE@XZ" 55// X64: call {{.*}} @"\01??0?$Class@VTypename@@@@QEAA@XZ" 56 57 Class<const Typename> c1_const; 58// CHECK: call {{.*}} @"\01??0?$Class@$$CBVTypename@@@@QAE@XZ" 59// X64: call {{.*}} @"\01??0?$Class@$$CBVTypename@@@@QEAA@XZ" 60 Class<volatile Typename> c1_volatile; 61// CHECK: call {{.*}} @"\01??0?$Class@$$CCVTypename@@@@QAE@XZ" 62// X64: call {{.*}} @"\01??0?$Class@$$CCVTypename@@@@QEAA@XZ" 63 Class<const volatile Typename> c1_cv; 64// CHECK: call {{.*}} @"\01??0?$Class@$$CDVTypename@@@@QAE@XZ" 65// X64: call {{.*}} @"\01??0?$Class@$$CDVTypename@@@@QEAA@XZ" 66 67 Class<Nested<Typename> > c2; 68// CHECK: call {{.*}} @"\01??0?$Class@V?$Nested@VTypename@@@@@@QAE@XZ" 69// X64: call {{.*}} @"\01??0?$Class@V?$Nested@VTypename@@@@@@QEAA@XZ" 70 71 Class<int * const> c_intpc; 72// CHECK: call {{.*}} @"\01??0?$Class@QAH@@QAE@XZ" 73// X64: call {{.*}} @"\01??0?$Class@QEAH@@QEAA@XZ" 74 Class<int()> c_ft; 75// CHECK: call {{.*}} @"\01??0?$Class@$$A6AHXZ@@QAE@XZ" 76// X64: call {{.*}} @"\01??0?$Class@$$A6AHXZ@@QEAA@XZ" 77 Class<int[]> c_inti; 78// CHECK: call {{.*}} @"\01??0?$Class@$$BY0A@H@@QAE@XZ" 79// X64: call {{.*}} @"\01??0?$Class@$$BY0A@H@@QEAA@XZ" 80 Class<int[5]> c_int5; 81// CHECK: call {{.*}} @"\01??0?$Class@$$BY04H@@QAE@XZ" 82// X64: call {{.*}} @"\01??0?$Class@$$BY04H@@QEAA@XZ" 83 Class<const int[5]> c_intc5; 84// CHECK: call {{.*}} @"\01??0?$Class@$$BY04$$CBH@@QAE@XZ" 85// X64: call {{.*}} @"\01??0?$Class@$$BY04$$CBH@@QEAA@XZ" 86 Class<int * const[5]> c_intpc5; 87// CHECK: call {{.*}} @"\01??0?$Class@$$BY04QAH@@QAE@XZ" 88// X64: call {{.*}} @"\01??0?$Class@$$BY04QEAH@@QEAA@XZ" 89 90 BoolTemplate<false> _false; 91// CHECK: call {{.*}} @"\01??0?$BoolTemplate@$0A@@@QAE@XZ" 92// X64: call {{.*}} @"\01??0?$BoolTemplate@$0A@@@QEAA@XZ" 93 94 BoolTemplate<true> _true; 95 // PR13158 96 _true.Foo(1); 97// CHECK: call {{.*}} @"\01??0?$BoolTemplate@$00@@QAE@XZ" 98// X64: call {{.*}} @"\01??0?$BoolTemplate@$00@@QEAA@XZ" 99// CHECK: call {{.*}} @"\01??$Foo@H@?$BoolTemplate@$00@@QAEXH@Z" 100// X64: call {{.*}} @"\01??$Foo@H@?$BoolTemplate@$00@@QEAAXH@Z" 101 102 IntTemplate<0> zero; 103// CHECK: call {{.*}} @"\01??0?$IntTemplate@$0A@@@QAE@XZ" 104// X64: call {{.*}} @"\01??0?$IntTemplate@$0A@@@QEAA@XZ" 105 106 IntTemplate<5> five; 107// CHECK: call {{.*}} @"\01??0?$IntTemplate@$04@@QAE@XZ" 108// X64: call {{.*}} @"\01??0?$IntTemplate@$04@@QEAA@XZ" 109 110 IntTemplate<11> eleven; 111// CHECK: call {{.*}} @"\01??0?$IntTemplate@$0L@@@QAE@XZ" 112// X64: call {{.*}} @"\01??0?$IntTemplate@$0L@@@QEAA@XZ" 113 114 IntTemplate<256> _256; 115// CHECK: call {{.*}} @"\01??0?$IntTemplate@$0BAA@@@QAE@XZ" 116// X64: call {{.*}} @"\01??0?$IntTemplate@$0BAA@@@QEAA@XZ" 117 118 IntTemplate<513> _513; 119// CHECK: call {{.*}} @"\01??0?$IntTemplate@$0CAB@@@QAE@XZ" 120// X64: call {{.*}} @"\01??0?$IntTemplate@$0CAB@@@QEAA@XZ" 121 122 IntTemplate<1026> _1026; 123// CHECK: call {{.*}} @"\01??0?$IntTemplate@$0EAC@@@QAE@XZ" 124// X64: call {{.*}} @"\01??0?$IntTemplate@$0EAC@@@QEAA@XZ" 125 126 IntTemplate<65535> ffff; 127// CHECK: call {{.*}} @"\01??0?$IntTemplate@$0PPPP@@@QAE@XZ" 128// X64: call {{.*}} @"\01??0?$IntTemplate@$0PPPP@@@QEAA@XZ" 129 130 IntTemplate<-1> neg_1; 131// CHECK: call {{.*}} @"\01??0?$IntTemplate@$0?0@@QAE@XZ" 132// X64: call {{.*}} @"\01??0?$IntTemplate@$0?0@@QEAA@XZ" 133 IntTemplate<-9> neg_9; 134// CHECK: call {{.*}} @"\01??0?$IntTemplate@$0?8@@QAE@XZ" 135// X64: call {{.*}} @"\01??0?$IntTemplate@$0?8@@QEAA@XZ" 136 IntTemplate<-10> neg_10; 137// CHECK: call {{.*}} @"\01??0?$IntTemplate@$0?9@@QAE@XZ" 138// X64: call {{.*}} @"\01??0?$IntTemplate@$0?9@@QEAA@XZ" 139 IntTemplate<-11> neg_11; 140// CHECK: call {{.*}} @"\01??0?$IntTemplate@$0?L@@@QAE@XZ" 141// X64: call {{.*}} @"\01??0?$IntTemplate@$0?L@@@QEAA@XZ" 142 143 UnsignedIntTemplate<4294967295> ffffffff; 144// CHECK: call {{.*}} @"\01??0?$UnsignedIntTemplate@$0PPPPPPPP@@@QAE@XZ" 145// X64: call {{.*}} @"\01??0?$UnsignedIntTemplate@$0PPPPPPPP@@@QEAA@XZ" 146 147 LongLongTemplate<-9223372036854775807LL-1LL> int64_min; 148// CHECK: call {{.*}} @"\01??0?$LongLongTemplate@$0?IAAAAAAAAAAAAAAA@@@QAE@XZ" 149// X64: call {{.*}} @"\01??0?$LongLongTemplate@$0?IAAAAAAAAAAAAAAA@@@QEAA@XZ" 150 LongLongTemplate<9223372036854775807LL> int64_max; 151// CHECK: call {{.*}} @"\01??0?$LongLongTemplate@$0HPPPPPPPPPPPPPPP@@@QAE@XZ" 152// X64: call {{.*}} @"\01??0?$LongLongTemplate@$0HPPPPPPPPPPPPPPP@@@QEAA@XZ" 153 UnsignedLongLongTemplate<18446744073709551615ULL> uint64_max; 154// CHECK: call {{.*}} @"\01??0?$UnsignedLongLongTemplate@$0?0@@QAE@XZ" 155// X64: call {{.*}} @"\01??0?$UnsignedLongLongTemplate@$0?0@@QEAA@XZ" 156 UnsignedLongLongTemplate<(unsigned long long)-1> uint64_neg_1; 157// CHECK: call {{.*}} @"\01??0?$UnsignedLongLongTemplate@$0?0@@QAE@XZ" 158// X64: call {{.*}} @"\01??0?$UnsignedLongLongTemplate@$0?0@@QEAA@XZ" 159} 160 161namespace space { 162 template<class T> const T& foo(const T& l) { return l; } 163} 164// CHECK: "\01??$foo@H@space@@YAABHABH@Z" 165// X64: "\01??$foo@H@space@@YAAEBHAEBH@Z" 166 167void use() { 168 space::foo(42); 169} 170 171// PR13455 172typedef void (*FunctionPointer)(void); 173 174template <FunctionPointer function> 175void FunctionPointerTemplate() { 176 function(); 177} 178 179void spam() { 180 FunctionPointerTemplate<spam>(); 181// CHECK: "\01??$FunctionPointerTemplate@$1?spam@@YAXXZ@@YAXXZ" 182// X64: "\01??$FunctionPointerTemplate@$1?spam@@YAXXZ@@YAXXZ" 183} 184 185// Unlike Itanium, there is no character code to indicate an argument pack. 186// Tested with MSVC 2013, the first version which supports variadic templates. 187 188template <typename ...Ts> void variadic_fn_template(const Ts &...args) { } 189void variadic_fn_instantiate() { 190 variadic_fn_template(0, 1, 3, 4); 191 variadic_fn_template(0, 1, 'a', "b"); 192} 193// CHECK: "\01??$variadic_fn_template@HHHH@@YAXABH000@Z" 194// CHECK: "\01??$variadic_fn_template@HHD$$BY01D@@YAXABH0ABDAAY01$$CBD@Z" 195 196template <typename ...Ts> 197struct VariadicClass { 198 VariadicClass() { } 199 int x; 200}; 201void variadic_class_instantiate() { 202 VariadicClass<int, char, bool> a; 203 VariadicClass<bool, char, int> b; 204} 205// CHECK: call {{.*}} @"\01??0?$VariadicClass@HD_N@@QAE@XZ" 206// CHECK: call {{.*}} @"\01??0?$VariadicClass@_NDH@@QAE@XZ" 207 208template <typename T> 209struct Second {}; 210 211template <typename T, template <class> class> 212struct Type {}; 213 214template <template <class> class T> 215struct Type2 {}; 216 217template <template <class> class T, bool B> 218struct Thing; 219 220template <template <class> class T> 221struct Thing<T, false> { }; 222 223template <template <class> class T> 224struct Thing<T, true> { }; 225 226void template_template_fun(Type<Thing<Second, true>, Second>) { } 227// CHECK: "\01?template_template_fun@@YAXU?$Type@U?$Thing@USecond@@$00@@USecond@@@@@Z" 228 229template <typename T> 230void template_template_specialization(); 231 232template <> 233void template_template_specialization<void (Type<Thing<Second, true>, Second>)>() { 234} 235// CHECK: "\01??$template_template_specialization@$$A6AXU?$Type@U?$Thing@USecond@@$00@@USecond@@@@@Z@@YAXXZ" 236 237// PR16788 238template <decltype(nullptr)> struct S1 {}; 239void f(S1<nullptr>) {} 240// CHECK: "\01?f@@YAXU?$S1@$0A@@@@Z" 241 242struct record { 243 int first; 244 int second; 245}; 246template <const record &> 247struct type1 { 248}; 249extern const record inst; 250void recref(type1<inst>) {} 251// CHECK: "\01?recref@@YAXU?$type1@$E?inst@@3Urecord@@B@@@Z" 252 253struct _GUID {}; 254struct __declspec(uuid("{12345678-1234-1234-1234-1234567890aB}")) uuid; 255 256template <typename T, const _GUID *G = &__uuidof(T)> 257struct UUIDType1 {}; 258 259template <typename T, const _GUID &G = __uuidof(T)> 260struct UUIDType2 {}; 261 262void fun(UUIDType1<uuid> a) {} 263// CHECK: "\01?fun@@YAXU?$UUIDType1@Uuuid@@$1?_GUID_12345678_1234_1234_1234_1234567890ab@@3U__s_GUID@@B@@@Z" 264void fun(UUIDType2<uuid> b) {} 265// CHECK: "\01?fun@@YAXU?$UUIDType2@Uuuid@@$E?_GUID_12345678_1234_1234_1234_1234567890ab@@3U__s_GUID@@B@@@Z" 266 267template <typename T> struct TypeWithFriendDefinition { 268 friend void FunctionDefinedWithInjectedName(TypeWithFriendDefinition<T>) {} 269}; 270// CHECK: call {{.*}} @"\01?FunctionDefinedWithInjectedName@@YAXU?$TypeWithFriendDefinition@H@@@Z" 271void CallFunctionDefinedWithInjectedName() { 272 FunctionDefinedWithInjectedName(TypeWithFriendDefinition<int>()); 273} 274// CHECK: @"\01?FunctionDefinedWithInjectedName@@YAXU?$TypeWithFriendDefinition@H@@@Z" 275 276// We need to be able to feed GUIDs through a couple rounds of template 277// substitution. 278template <const _GUID *G> 279struct UUIDType3 { 280 void foo() {} 281}; 282template <const _GUID *G> 283struct UUIDType4 : UUIDType3<G> { 284 void bar() { UUIDType4::foo(); } 285}; 286template struct UUIDType4<&__uuidof(uuid)>; 287// CHECK: "\01?bar@?$UUIDType4@$1?_GUID_12345678_1234_1234_1234_1234567890ab@@3U__s_GUID@@B@@QAEXXZ" 288// CHECK: "\01?foo@?$UUIDType3@$1?_GUID_12345678_1234_1234_1234_1234567890ab@@3U__s_GUID@@B@@QAEXXZ" 289