xref: /llvm-project/clang/test/CodeGenCXX/microsoft-templ-uuidof.cpp (revision bab6df86aefc5ea4aa3895da7cf46be37add676d)
1 // RUN: %clang_cc1 -emit-llvm %s -o - -DDEFINE_GUID -triple=i386-pc-win32 -fms-extensions | FileCheck %s
2 
3 struct _GUID {
4   __UINT32_TYPE__ a;
5   __UINT16_TYPE__ b, c;
6   __UINT8_TYPE__ d[8];
7 };
8 
9 template <typename>
10 struct X {
11 };
12 
13 struct __declspec(uuid("{AAAAAAAA-AAAA-AAAA-AAAA-AAAAAAAAAAAA}")) A {};
14 
15 struct B {};
16 
17 template <>
18 struct __declspec(uuid("{BBBBBBBB-BBBB-BBBB-BBBB-BBBBBBBBBBBB}")) X<B> {};
19 
20 struct __declspec(uuid("{CCCCCCCC-CCCC-CCCC-CCCC-CCCCCCCCCCCC}")) C {};
21 
22 // CHECK-DAG: @_GUID_aaaaaaaa_aaaa_aaaa_aaaa_aaaaaaaaaaaa = linkonce_odr dso_local
23 
24 const _GUID &xa = __uuidof(X<A>);
25 // CHECK-DAG:  @"?xa@@3ABU_GUID@@B" = {{.*}} @_GUID_aaaaaaaa_aaaa_aaaa_aaaa_aaaaaaaaaaaa
26 
27 const _GUID &xb = __uuidof(X<B>);
28 // CHECK-DAG:  @"?xb@@3ABU_GUID@@B" = {{.*}} @_GUID_bbbbbbbb_bbbb_bbbb_bbbb_bbbbbbbbbbbb
29 const _GUID &xc = __uuidof(X<C>);
30 // CHECK-DAG:  @"?xc@@3ABU_GUID@@B" = {{.*}} @_GUID_cccccccc_cccc_cccc_cccc_cccccccccccc
31 
32 template <>
33 struct __declspec(uuid("{DDDDDDDD-DDDD-DDDD-DDDD-DDDDDDDDDDDD}")) X<C> {};
34 
35 template <typename>
36 struct __declspec(uuid("{EEEEEEEE-EEEE-EEEE-EEEE-EEEEEEEEEEEE}")) Y {
37 };
38 
39 const _GUID &xd = __uuidof(X<C>);
40 // CHECK-DAG:  @"?xd@@3ABU_GUID@@B" = {{.*}} @_GUID_dddddddd_dddd_dddd_dddd_dddddddddddd
41 
42 const _GUID &yd = __uuidof(Y<X<C> >);
43 // CHECK-DAG:  @"?yd@@3ABU_GUID@@B" = {{.*}} @_GUID_dddddddd_dddd_dddd_dddd_dddddddddddd
44