blob: 7de9dd2a608595de2487d95ac51f121c1114f477 [file] [log] [blame]
Daniel Dunbara5728872009-12-15 20:14:24 +00001// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
Fariborz Jahanianabce6992009-11-30 22:07:56 +00002
3struct basic_ios{~basic_ios(); };
4
5template<typename _CharT> struct basic_istream : virtual public basic_ios {
6 virtual ~basic_istream(){}
7};
8
9template<typename _CharT> struct basic_iostream : public basic_istream<_CharT>
10{
11 virtual ~basic_iostream(){}
12};
13
14basic_iostream<char> res;
15
16int main() {
17}
18
John McCall3b477332010-02-18 19:59:28 +000019// basic_iostream's complete dtor calls its base dtor, then its
20// virtual base's dtor.
21// CHECK: define linkonce_odr void @_ZN14basic_iostreamIcED1Ev
22// CHECK: call void @_ZN14basic_iostreamIcED2Ev
23// CHECK: call void @_ZN9basic_iosD2Ev
24
Rafael Espindolabbf58bb2010-03-10 02:19:29 +000025// basic_iostream's base dtor calls its non-virtual base dtor.
26// CHECK: define linkonce_odr void @_ZN14basic_iostreamIcED2Ev
27// CHECK: call void @_ZN13basic_istreamIcED2Ev
28// CHECK: }
29
John McCall3b477332010-02-18 19:59:28 +000030// basic_iostream's deleting dtor calls its complete dtor, then
31// operator delete().
32// CHECK: define linkonce_odr void @_ZN14basic_iostreamIcED0Ev
33// CHECK: call void @_ZN14basic_iostreamIcED1Ev
34// CHECK: call void @_ZdlPv
35
36// basic_istream's complete dtor calls the base dtor,
37// then its virtual base's base dtor.
38// CHECK: define linkonce_odr void @_ZN13basic_istreamIcED1Ev
39// CHECK: call void @_ZN13basic_istreamIcED2Ev
40// CHECK: call void @_ZN9basic_iosD2Ev
41
42// basic_istream's deleting dtor calls the complete dtor, then
43// operator delete().
44// CHECK: define linkonce_odr void @_ZN13basic_istreamIcED0Ev
45// CHECK: call void @_ZN13basic_istreamIcED1Ev
46// CHECK: call void @_ZdlPv
47
John McCall3b477332010-02-18 19:59:28 +000048// basic_istream's base dtor is a no-op.
49// CHECK: define linkonce_odr void @_ZN13basic_istreamIcED2Ev
50// CHECK-NOT: call
51// CHECK: }