1 // RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s 2 3 struct basic_ios{~basic_ios(); }; 4 5 template<typename _CharT> struct basic_istream : virtual public basic_ios { 6 virtual ~basic_istream(){} 7 }; 8 9 template<typename _CharT> struct basic_iostream : public basic_istream<_CharT> 10 { 11 virtual ~basic_iostream(){} 12 }; 13 14 basic_iostream<char> res; 15 16 int main() { 17 } 18 19 // basic_iostream's complete dtor calls its base dtor, then its 20 // virtual base's dtor. 21 // CHECK: define linkonce_odr {{.*}} @_ZN14basic_iostreamIcED1Ev(%struct.basic_iostream* %this) unnamed_addr 22 // CHECK: call {{.*}} @_ZN14basic_iostreamIcED2Ev 23 // CHECK: call {{.*}} @_ZN9basic_iosD2Ev 24 25 // basic_iostream's base dtor calls its non-virtual base dtor. 26 // CHECK: define linkonce_odr {{.*}} @_ZN14basic_iostreamIcED2Ev(%struct.basic_iostream* %this, i8** %vtt) unnamed_addr 27 // CHECK: call {{.*}} @_ZN13basic_istreamIcED2Ev 28 // CHECK: } 29 30 // basic_iostream's deleting dtor calls its complete dtor, then 31 // operator delete(). 32 // CHECK: define linkonce_odr {{.*}} @_ZN14basic_iostreamIcED0Ev(%struct.basic_iostream* %this) unnamed_addr 33 // CHECK: call {{.*}} @_ZN14basic_iostreamIcED1Ev 34 // CHECK: call {{.*}} @_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 {{.*}} @_ZN13basic_istreamIcED1Ev(%struct.basic_istream* %this) unnamed_addr 39 // CHECK: call {{.*}} @_ZN13basic_istreamIcED2Ev 40 // CHECK: call {{.*}} @_ZN9basic_iosD2Ev 41 42 // basic_istream's deleting dtor calls the complete dtor, then 43 // operator delete(). 44 // CHECK: define linkonce_odr {{.*}} @_ZN13basic_istreamIcED0Ev(%struct.basic_istream* %this) unnamed_addr 45 // CHECK: call {{.*}} @_ZN13basic_istreamIcED1Ev 46 // CHECK: call {{.*}} @_ZdlPv 47 48 // basic_istream's base dtor is a no-op. 49 // CHECK: define linkonce_odr {{.*}} @_ZN13basic_istreamIcED2Ev(%struct.basic_istream* %this, i8** %vtt) unnamed_addr 50 // CHECK-NOT: call 51 // CHECK: } 52
