xref: /llvm-project/clang/test/CodeGenCXX/weak-extern-typeinfo.cpp (revision 6bb63002fca8a7cfa9ff8ffd86da4c2ca3d98a3b)
1 // RUN: %clang_cc1 %s -emit-llvm -triple %itanium_abi_triple -o - | FileCheck %s
2 
3 #define WEAK __attribute__ ((weak))
4 
5 class WEAK A {
6   virtual void foo();
7 };
8 
9 class B : public A {
10   virtual void foo();
11 };
12 void A::foo() { }
13 void B::foo() { }
14 
15 class T {};
16 class T1 {};
17 
18 class C : public T1, public B, public T {
19   virtual void foo();
20 };
21 void C::foo() { }
22 
23 class V1 : public virtual A {
24   virtual void foo();
25 };
26 
27 class V2 : public virtual V1 {
28   virtual void foo();
29 };
30 void V1::foo() { }
31 void V2::foo() { }
32 
33 // CHECK: @_ZTI1A = weak_odr {{(dso_local |hidden )?}}constant
34 // CHECK: @_ZTS1A = weak_odr {{(dso_local |hidden )?}}constant
35 // CHECK: @_ZTI1B = weak_odr {{(dso_local |hidden )?}}constant
36 // CHECK: @_ZTS1B = weak_odr {{(dso_local |hidden )?}}constant
37 // CHECK: @_ZTI1C = weak_odr {{(dso_local |hidden )?}}constant
38 // CHECK: @_ZTS1C = weak_odr {{(dso_local |hidden )?}}constant
39 // CHECK: @_ZTI2T1 = linkonce_odr {{(dso_local |hidden )?}}constant
40 // CHECK: @_ZTS2T1 = linkonce_odr {{(dso_local |hidden )?}}constant
41 // CHECK: @_ZTI1T = linkonce_odr {{(dso_local |hidden )?}}constant
42 // CHECK: @_ZTS1T = linkonce_odr {{(dso_local |hidden )?}}constant
43 // CHECK: @_ZTI2V1 = weak_odr {{(dso_local |hidden )?}}constant
44 // CHECK: @_ZTS2V1 = weak_odr {{(dso_local |hidden )?}}constant
45 // CHECK: @_ZTI2V2 = weak_odr {{(dso_local |hidden )?}}constant
46 // CHECK: @_ZTS2V2 = weak_odr {{(dso_local |hidden )?}}constant
47