xref: /llvm-project/clang/test/CodeGenCXX/windows-itanium-dllexport.cpp (revision 64e0835126d1cf3d36eb31fa1ebb4e286cc3bea7)
1 // RUN: %clang_cc1 -emit-llvm -triple i686-windows-itanium -fdeclspec %s -o - | FileCheck %s --check-prefixes=CHECK,WI
2 // RUN: %clang_cc1 -emit-llvm -triple x86_64-scei-ps4 -fdeclspec %s -o - | FileCheck %s --check-prefixes=CHECK,PS
3 // RUN: %clang_cc1 -emit-llvm -triple x86_64-sie-ps5  -fdeclspec %s -o - | FileCheck %s --check-prefixes=CHECK,PS
4 
5 #define JOIN2(x, y) x##y
6 #define JOIN(x, y) JOIN2(x, y)
7 #define UNIQ(name) JOIN(name, __LINE__)
8 #define USEMEMFUNC(class, func) void (class::*UNIQ(use)())() { return &class::func; }
9 
10 struct __declspec(dllexport) s {
fs11   void f() {}
12 };
13 
14 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1saSERKS_
15 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1s1fEv
16 
17 template <class T>
18 class c {
f()19   void f() {}
20 };
21 
22 template class __declspec(dllexport) c<int>;
23 
24 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIiEaSERKS0_
25 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIiE1fEv
26 
27 extern template class c<char>;
28 template class __declspec(dllexport) c<char>;
29 
30 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIcEaSERKS0_
31 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIcE1fEv
32 
33 c<double> g;
34 template class __declspec(dllexport) c<double>;
35 
36 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIdEaSERKS0_
37 // CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIdE1fEv
38 
39 template <class T>
40 struct outer {
fouter41   void f() {}
42   struct inner {
fouter::inner43     void f() {}
44   };
45 };
46 
47 template class __declspec(dllexport) outer<int>;
48 
49 // CHECK: define {{.*}} dllexport {{.*}} @_ZN5outerIiE1fEv
50 // CHECK-NOT: define {{.*}} dllexport {{.*}} @_ZN5outerIiE5inner1fEv
51 
52 extern template class __declspec(dllimport) outer<char>;
53 USEMEMFUNC(outer<char>, f)
54 USEMEMFUNC(outer<char>::inner, f)
55 
56 // CHECK-DAG: declare dllimport {{.*}} @_ZN5outerIcE1fEv
57 // WI-DAG: define {{.*}} @_ZN5outerIcE5inner1fEv
58 // PS-DAG: declare {{.*}} @_ZN5outerIcE5inner1fEv
59