1 // RUN: %clang_cc1 -std=c++11 -fms-extensions -emit-llvm %s -o - -triple=i386-pc-win32 -fms-compatibility-version=19.00 | FileCheck %s --check-prefix=CHECK --check-prefix=MSVC2015
2 // RUN: %clang_cc1 -std=c++11 -fms-extensions -emit-llvm %s -o - -triple=i386-pc-win32 -fms-compatibility-version=18.00 | FileCheck %s --check-prefix=CHECK --check-prefix=MSVC2013
3 
4 namespace FTypeWithQuals {
5 template <typename T>
6 struct S {};
7 
8 using A = int () const;
9 S<A> a;
10 // CHECK-DAG: @"\01?a@FTypeWithQuals@@3U?$S@$$A8@@BAHXZ@1@A"
11 
12 using B = int () volatile;
13 S<B> b;
14 // CHECK-DAG: @"\01?b@FTypeWithQuals@@3U?$S@$$A8@@CAHXZ@1@A"
15 
16 using C = int () __restrict;
17 S<C> c;
18 // CHECK-DAG: @"\01?c@FTypeWithQuals@@3U?$S@$$A8@@IAAHXZ@1@A"
19 
20 using D = int () const &;
21 S<D> d;
22 // CHECK-DAG: @"\01?d@FTypeWithQuals@@3U?$S@$$A8@@GBAHXZ@1@A"
23 
24 using E = int () volatile &;
25 S<E> e;
26 // CHECK-DAG: @"\01?e@FTypeWithQuals@@3U?$S@$$A8@@GCAHXZ@1@A"
27 
28 using F = int () __restrict &;
29 S<F> f;
30 // CHECK-DAG: @"\01?f@FTypeWithQuals@@3U?$S@$$A8@@IGAAHXZ@1@A"
31 
32 using G = int () const &&;
33 S<G> g;
34 // CHECK-DAG: @"\01?g@FTypeWithQuals@@3U?$S@$$A8@@HBAHXZ@1@A"
35 
36 using H = int () volatile &&;
37 S<H> h;
38 // CHECK-DAG: @"\01?h@FTypeWithQuals@@3U?$S@$$A8@@HCAHXZ@1@A"
39 
40 using I = int () __restrict &&;
41 S<I> i;
42 // CHECK-DAG: @"\01?i@FTypeWithQuals@@3U?$S@$$A8@@IHAAHXZ@1@A"
43 
44 using J = int ();
45 S<J> j;
46 // CHECK-DAG: @"\01?j@FTypeWithQuals@@3U?$S@$$A6AHXZ@1@A"
47 
48 using K = int () &;
49 S<K> k;
50 // CHECK-DAG: @"\01?k@FTypeWithQuals@@3U?$S@$$A8@@GAAHXZ@1@A"
51 
52 using L = int () &&;
53 S<L> l;
54 // CHECK-DAG: @"\01?l@FTypeWithQuals@@3U?$S@$$A8@@HAAHXZ@1@A"
55 }
56 
57 // CHECK: "\01?DeducedType@@3HA"
58 auto DeducedType = 30;
59 
60 // CHECK-DAG: @"\01?Char16Var@@3_SA"
61 char16_t Char16Var;
62 
63 // CHECK-DAG: @"\01?Char32Var@@3_UA"
64 char32_t Char32Var;
65 
66 // CHECK: "\01?LRef@@YAXAAH@Z"
LRef(int & a)67 void LRef(int& a) { }
68 
69 // CHECK: "\01?RRef@@YAH$$QAH@Z"
RRef(int && a)70 int RRef(int&& a) { return a; }
71 
72 // CHECK: "\01?Null@@YAX$$T@Z"
73 namespace std { typedef decltype(__nullptr) nullptr_t; }
Null(std::nullptr_t)74 void Null(std::nullptr_t) {}
75 
76 namespace EnumMangling {
77   extern enum Enum01 { } Enum;
78   extern enum Enum02 : bool { } BoolEnum;
79   extern enum Enum03 : char { } CharEnum;
80   extern enum Enum04 : signed char { } SCharEnum;
81   extern enum Enum05 : unsigned char { } UCharEnum;
82   extern enum Enum06 : short { } SShortEnum;
83   extern enum Enum07 : unsigned short { } UShortEnum;
84   extern enum Enum08 : int { } SIntEnum;
85   extern enum Enum09 : unsigned int { } UIntEnum;
86   extern enum Enum10 : long { } SLongEnum;
87   extern enum Enum11 : unsigned long { } ULongEnum;
88   extern enum Enum12 : long long { } SLongLongEnum;
89   extern enum Enum13 : unsigned long long { } ULongLongEnum;
90 // CHECK-DAG: @"\01?Enum@EnumMangling@@3W4Enum01@1@A"
91 // CHECK-DAG: @"\01?BoolEnum@EnumMangling@@3W4Enum02@1@A
92 // CHECK-DAG: @"\01?CharEnum@EnumMangling@@3W4Enum03@1@A
93 // CHECK-DAG: @"\01?SCharEnum@EnumMangling@@3W4Enum04@1@A
94 // CHECK-DAG: @"\01?UCharEnum@EnumMangling@@3W4Enum05@1@A
95 // CHECK-DAG: @"\01?SShortEnum@EnumMangling@@3W4Enum06@1@A"
96 // CHECK-DAG: @"\01?UShortEnum@EnumMangling@@3W4Enum07@1@A"
97 // CHECK-DAG: @"\01?SIntEnum@EnumMangling@@3W4Enum08@1@A"
98 // CHECK-DAG: @"\01?UIntEnum@EnumMangling@@3W4Enum09@1@A"
99 // CHECK-DAG: @"\01?SLongEnum@EnumMangling@@3W4Enum10@1@A"
100 // CHECK-DAG: @"\01?ULongEnum@EnumMangling@@3W4Enum11@1@A"
101 // CHECK-DAG: @"\01?SLongLongEnum@EnumMangling@@3W4Enum12@1@A"
102 // CHECK-DAG: @"\01?ULongLongEnum@EnumMangling@@3W4Enum13@1@A"
UseEnum()103   decltype(Enum) *UseEnum() { return &Enum; }
UseBoolEnum()104   decltype(BoolEnum) *UseBoolEnum() { return &BoolEnum; }
UseCharEnum()105   decltype(CharEnum) *UseCharEnum() { return &CharEnum; }
UseSCharEnum()106   decltype(SCharEnum) *UseSCharEnum() { return &SCharEnum; }
UseUCharEnum()107   decltype(UCharEnum) *UseUCharEnum() { return &UCharEnum; }
UseSShortEnum()108   decltype(SShortEnum) *UseSShortEnum() { return &SShortEnum; }
UseUShortEnum()109   decltype(UShortEnum) *UseUShortEnum() { return &UShortEnum; }
UseSIntEnum()110   decltype(SIntEnum) *UseSIntEnum() { return &SIntEnum; }
UseUIntEnum()111   decltype(UIntEnum) *UseUIntEnum() { return &UIntEnum; }
UseSLongEnum()112   decltype(SLongEnum) *UseSLongEnum() { return &SLongEnum; }
UseULongEnum()113   decltype(ULongEnum) *UseULongEnum() { return &ULongEnum; }
UseSLongLongEnum()114   decltype(SLongLongEnum) *UseSLongLongEnum() { return &SLongLongEnum; }
UseULongLongEnum()115   decltype(ULongLongEnum) *UseULongLongEnum() { return &ULongLongEnum; }
116   extern enum class EnumClass01 { } EnumClass;
117   extern enum class EnumClass02 : bool { } BoolEnumClass;
118   extern enum class EnumClass03 : char { } CharEnumClass;
119   extern enum class EnumClass04 : signed char { } SCharEnumClass;
120   extern enum class EnumClass05 : unsigned char { } UCharEnumClass;
121   extern enum class EnumClass06 : short { } SShortEnumClass;
122   extern enum class EnumClass07 : unsigned short { } UShortEnumClass;
123   extern enum class EnumClass08 : int { } SIntEnumClass;
124   extern enum class EnumClass09 : unsigned int { } UIntEnumClass;
125   extern enum class EnumClass10 : long { } SLongEnumClass;
126   extern enum class EnumClass11 : unsigned long { } ULongEnumClass;
127   extern enum class EnumClass12 : long long { } SLongLongEnumClass;
128   extern enum class EnumClass13 : unsigned long long { } ULongLongEnumClass;
129 // CHECK-DAG: @"\01?EnumClass@EnumMangling@@3W4EnumClass01@1@A"
130 // CHECK-DAG: @"\01?BoolEnumClass@EnumMangling@@3W4EnumClass02@1@A
131 // CHECK-DAG: @"\01?CharEnumClass@EnumMangling@@3W4EnumClass03@1@A
132 // CHECK-DAG: @"\01?SCharEnumClass@EnumMangling@@3W4EnumClass04@1@A
133 // CHECK-DAG: @"\01?UCharEnumClass@EnumMangling@@3W4EnumClass05@1@A
134 // CHECK-DAG: @"\01?SShortEnumClass@EnumMangling@@3W4EnumClass06@1@A"
135 // CHECK-DAG: @"\01?UShortEnumClass@EnumMangling@@3W4EnumClass07@1@A"
136 // CHECK-DAG: @"\01?SIntEnumClass@EnumMangling@@3W4EnumClass08@1@A"
137 // CHECK-DAG: @"\01?UIntEnumClass@EnumMangling@@3W4EnumClass09@1@A"
138 // CHECK-DAG: @"\01?SLongEnumClass@EnumMangling@@3W4EnumClass10@1@A"
139 // CHECK-DAG: @"\01?ULongEnumClass@EnumMangling@@3W4EnumClass11@1@A"
140 // CHECK-DAG: @"\01?SLongLongEnumClass@EnumMangling@@3W4EnumClass12@1@A"
141 // CHECK-DAG: @"\01?ULongLongEnumClass@EnumMangling@@3W4EnumClass13@1@A"
UseEnumClass()142   decltype(EnumClass) *UseEnumClass() { return &EnumClass; }
UseBoolEnumClass()143   decltype(BoolEnumClass) *UseBoolEnumClass() { return &BoolEnumClass; }
UseCharEnumClass()144   decltype(CharEnumClass) *UseCharEnumClass() { return &CharEnumClass; }
UseSCharEnumClass()145   decltype(SCharEnumClass) *UseSCharEnumClass() { return &SCharEnumClass; }
UseUCharEnumClass()146   decltype(UCharEnumClass) *UseUCharEnumClass() { return &UCharEnumClass; }
UseSShortEnumClass()147   decltype(SShortEnumClass) *UseSShortEnumClass() { return &SShortEnumClass; }
UseUShortEnumClass()148   decltype(UShortEnumClass) *UseUShortEnumClass() { return &UShortEnumClass; }
UseSIntEnumClass()149   decltype(SIntEnumClass) *UseSIntEnumClass() { return &SIntEnumClass; }
UseUIntEnumClass()150   decltype(UIntEnumClass) *UseUIntEnumClass() { return &UIntEnumClass; }
UseSLongEnumClass()151   decltype(SLongEnumClass) *UseSLongEnumClass() { return &SLongEnumClass; }
UseULongEnumClass()152   decltype(ULongEnumClass) *UseULongEnumClass() { return &ULongEnumClass; }
UseSLongLongEnumClass()153   decltype(SLongLongEnumClass) *UseSLongLongEnumClass() { return &SLongLongEnumClass; }
UseULongLongEnumClass()154   decltype(ULongLongEnumClass) *UseULongLongEnumClass() { return &ULongLongEnumClass; }
155 }
156 
157 namespace PR18022 {
158 
159 struct { } a;
fun(decltype(a) x,decltype(a) )160 decltype(a) fun(decltype(a) x, decltype(a)) { return x; }
161 // CHECK-DAG: @"\01?fun@PR18022@@YA?AU<unnamed-type-a>@1@U21@0@Z"
162 
163 }
164 
define_lambda()165 inline int define_lambda() {
166   static auto lambda = [] { static int local; ++local; return local; };
167 // First, we have the static local variable of type "<lambda_1>" inside of
168 // "define_lambda".
169 // CHECK-DAG: @"\01?lambda@?1??define_lambda@@YAHXZ@4V<lambda_1>@?1@YAHXZ@A"
170 // Next, we have the "operator()" for "<lambda_1>" which is inside of
171 // "define_lambda".
172 // CHECK-DAG: @"\01??R<lambda_1>@?define_lambda@@YAHXZ@QBEHXZ"
173 // Finally, we have the local which is inside of "<lambda_1>" which is inside of
174 // "define_lambda". Hooray.
175 // MSVC2013-DAG: @"\01?local@?2???R<lambda_1>@?define_lambda@@YAHXZ@QBEHXZ@4HA"
176 // MSVC2015-DAG: @"\01?local@?1???R<lambda_1>@?define_lambda@@YAHXZ@QBEHXZ@4HA"
177   return lambda();
178 }
179 
180 template <typename T>
use_lambda_arg(T)181 void use_lambda_arg(T) {}
182 
call_with_lambda_arg1()183 inline void call_with_lambda_arg1() {
184   use_lambda_arg([]{});
185   // CHECK-DAG: @"\01??$use_lambda_arg@V<lambda_1>@?call_with_lambda_arg1@@YAXXZ@@@YAXV<lambda_1>@?call_with_lambda_arg1@@YAXXZ@@Z"
186 }
187 
call_with_lambda_arg2()188 inline void call_with_lambda_arg2() {
189   use_lambda_arg([]{});
190   // CHECK-DAG: @"\01??$use_lambda_arg@V<lambda_1>@?call_with_lambda_arg2@@YAXXZ@@@YAXV<lambda_1>@?call_with_lambda_arg2@@YAXXZ@@Z"
191 }
192 
call_lambda()193 int call_lambda() {
194   call_with_lambda_arg1();
195   call_with_lambda_arg2();
196   return define_lambda();
197 }
198 
199 namespace PR19361 {
200 struct A {
201   void foo() __restrict &;
202   void foo() __restrict &&;
203 };
foo()204 void A::foo() __restrict & {}
205 // CHECK-DAG: @"\01?foo@A@PR19361@@QIGAEXXZ"
foo()206 void A::foo() __restrict && {}
207 // CHECK-DAG: @"\01?foo@A@PR19361@@QIHAEXXZ"
208 }
209 
operator ""_deg(long double)210 int operator"" _deg(long double) { return 0; }
211 // CHECK-DAG: @"\01??__K_deg@@YAHO@Z"
212 
213 template <char...>
templ_fun_with_pack()214 void templ_fun_with_pack() {}
215 
216 template void templ_fun_with_pack<>();
217 // CHECK-DAG: @"\01??$templ_fun_with_pack@$S@@YAXXZ"
218 
219 template <typename...>
templ_fun_with_ty_pack()220 void templ_fun_with_ty_pack() {}
221 
222 template void templ_fun_with_ty_pack<>();
223 // MSVC2013-DAG: @"\01??$templ_fun_with_ty_pack@$$$V@@YAXXZ"
224 // MSVC2015-DAG: @"\01??$templ_fun_with_ty_pack@$$V@@YAXXZ"
225 
226 template <template <class> class...>
templ_fun_with_templ_templ_pack()227 void templ_fun_with_templ_templ_pack() {}
228 
229 template void templ_fun_with_templ_templ_pack<>();
230 // MSVC2013-DAG: @"\01??$templ_fun_with_templ_templ_pack@$$$V@@YAXXZ"
231 // MSVC2015-DAG: @"\01??$templ_fun_with_templ_templ_pack@$$V@@YAXXZ"
232 
233 namespace PR20047 {
234 template <typename T>
235 struct A {};
236 
237 template <typename T>
238 using AliasA = A<T>;
239 
240 template <template <typename> class>
f()241 void f() {}
242 
243 template void f<AliasA>();
244 // CHECK-DAG: @"\01??$f@$$YAliasA@PR20047@@@PR20047@@YAXXZ"
245 }
246 
247 namespace UnnamedType {
248 struct A {
249   struct {} *TD;
250 };
251 
f(decltype(* A::TD) )252 void f(decltype(*A::TD)) {}
253 // CHECK-DAG: @"\01?f@UnnamedType@@YAXAAU<unnamed-type-TD>@A@1@@Z"
254 
255 template <typename T>
256 struct B {
257   enum {
258   } *e;
259 };
260 
f(decltype(B<int>::e) )261 void f(decltype(B<int>::e)) {}
262 // CHECK-DAG: @"\01?f@UnnamedType@@YAXPAW4<unnamed-type-e>@?$B@H@1@@Z
263 }
264 
265 namespace PR24651 {
266 template <typename T>
f(T)267 void f(T) {}
268 
g()269 void g() {
270   enum {} E;
271   f(E);
272   {
273     enum {} E;
274     f(E);
275   }
276 }
277 // CHECK-DAG: @"\01??$f@W4<unnamed-type-E>@?1??g@PR24651@@YAXXZ@@PR24651@@YAXW4<unnamed-type-E>@?1??g@0@YAXXZ@@Z"
278 // CHECK-DAG: @"\01??$f@W4<unnamed-type-E>@?2??g@PR24651@@YAXXZ@@PR24651@@YAXW4<unnamed-type-E>@?2??g@0@YAXXZ@@Z"
279 }
280 
281 namespace PR18204 {
282 template <typename T>
283 int f(T *);
284 static union {
285   int n = f(this);
286 };
287 // CHECK-DAG: @"\01??$f@T<unnamed-type-$S1>@PR18204@@@PR18204@@YAHPAT<unnamed-type-$S1>@0@@Z"
288 }
289