forked from OSchip/llvm-project
49 lines
2.4 KiB
C++
49 lines
2.4 KiB
C++
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -fno-rtti -disable-O0-optnone -emit-llvm -o - %s | FileCheck %s
|
|
|
|
// CHECK: @_ZTV5TemplIiE = internal unnamed_addr constant { [7 x i8*] } { [7 x i8*] [i8* null, i8* null, i8* bitcast (void (%struct.Templ*)* @_ZN5TemplIiED1Ev to i8*), i8* bitcast (void (%struct.Templ*)* @_ZN5TemplIiED0Ev to i8*), i8* bitcast (void (%struct.Templ*)* @_ZN5TemplIiE1fEv to i8*), i8* bitcast (void (%struct.Templ*)* @_ZN5TemplIiE1gEv to i8*), i8* null] }
|
|
|
|
struct B1 {
|
|
virtual ~B1();
|
|
};
|
|
|
|
B1::~B1() {}
|
|
|
|
void DELETE(B1 *pb1) {
|
|
pb1->B1::~B1();
|
|
}
|
|
// CHECK-LABEL: define{{.*}} void @_ZN2B1D0Ev
|
|
// CHECK: [[T1:%.*]] = load void (%struct.B1*)*, void (%struct.B1*)** getelementptr inbounds (void (%struct.B1*)*, void (%struct.B1*)** bitcast ({ [5 x i8*] }* @_ZTV2B1 to void (%struct.B1*)**), i64 2)
|
|
// CHECK-NEXT: call void [[T1]](%struct.B1* {{[^,]*}} [[T2:%.*]])
|
|
// CHECK-LABEL: define{{.*}} void @_Z6DELETEP2B1
|
|
// CHECK: [[T3:%.*]] = load void (%struct.B1*)*, void (%struct.B1*)** getelementptr inbounds (void (%struct.B1*)*, void (%struct.B1*)** bitcast ({ [5 x i8*] }* @_ZTV2B1 to void (%struct.B1*)**), i64 2)
|
|
// CHECK-NEXT: call void [[T3]](%struct.B1* {{[^,]*}} [[T4:%.*]])
|
|
|
|
template<class T>
|
|
struct Templ {
|
|
virtual ~Templ(); // Out-of-line so that the destructor doesn't cause a vtable
|
|
virtual void f() {}
|
|
virtual void g() {}
|
|
};
|
|
template<class T>
|
|
struct SubTempl : public Templ<T> {
|
|
virtual ~SubTempl() {} // override
|
|
virtual void f() {} // override
|
|
virtual void g() {} // override
|
|
};
|
|
|
|
void f(SubTempl<int>* t) {
|
|
// Qualified calls go through the (qualified) vtable in apple-kext mode.
|
|
// Since t's this pointer points to SubTempl's vtable, the call needs
|
|
// to load Templ<int>'s vtable. Hence, Templ<int>::g needs to be
|
|
// instantiated in this TU, for it's referenced by the vtable.
|
|
// (This happens only in apple-kext mode; elsewhere virtual calls can always
|
|
// use the vtable pointer off this instead of having to load the vtable
|
|
// symbol.)
|
|
t->Templ::~Templ();
|
|
}
|
|
|
|
// CHECK: getelementptr inbounds (void (%struct.Templ*)*, void (%struct.Templ*)** bitcast ({ [7 x i8*] }* @_ZTV5TemplIiE to void (%struct.Templ*)**), i64 2)
|
|
// CHECK: declare void @_ZN5TemplIiED0Ev(%struct.Templ* {{[^,]*}})
|
|
// CHECK: define internal void @_ZN5TemplIiE1fEv(%struct.Templ* {{[^,]*}} %this)
|
|
// CHECK: define internal void @_ZN5TemplIiE1gEv(%struct.Templ* {{[^,]*}} %this)
|