1 // RUN: %clang_cc1 -emit-llvm -triple i686-windows-itanium -fdeclspec %s -o - | FileCheck %s
2 
3 #define JOIN2(x, y) x##y
4 #define JOIN(x, y) JOIN2(x, y)
5 #define UNIQ(name) JOIN(name, __LINE__)
6 #define USEMEMFUNC(class, func) void (class::*UNIQ(use)())() { return &class::func; }
7 
8 struct __declspec(dllexport) s {
f()9   void f() {}
10 };
11 
12 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1saSERKS_
13 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1s1fEv
14 
15 template <class T>
16 class c {
f()17   void f() {}
18 };
19 
20 template class __declspec(dllexport) c<int>;
21 
22 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIiEaSERKS0_
23 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIiE1fEv
24 
25 extern template class c<char>;
26 template class __declspec(dllexport) c<char>;
27 
28 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIcEaSERKS0_
29 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIcE1fEv
30 
31 c<double> g;
32 template class __declspec(dllexport) c<double>;
33 
34 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIdEaSERKS0_
35 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIdE1fEv
36 
37 template <class T>
38 struct outer {
fouter39   void f() {}
40   struct inner {
fouter::inner41     void f() {}
42   };
43 };
44 
45 template class __declspec(dllexport) outer<int>;
46 
47 // CHECK: define {{.*}} dllexport {{.*}} @_ZN5outerIiE1fEv
48 // CHECK-NOT: define {{.*}} dllexport {{.*}} @_ZN5outerIiE5inner1fEv
49 
50 extern template class __declspec(dllimport) outer<char>;
51 USEMEMFUNC(outer<char>, f)
52 USEMEMFUNC(outer<char>::inner, f)
53 
54 // CHECK: declare dllimport {{.*}} @_ZN5outerIcE1fEv
55 // CHECK: define {{.*}} @_ZN5outerIcE5inner1fEv
56