freebsd-nq/test/CodeGenCXX/virtual-destructor-calls.cpp
2010-03-03 17:28:16 +00:00

49 lines
1.0 KiB
C++

// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-apple-darwin10 -mconstructor-aliases | FileCheck %s
struct Member {
~Member();
};
struct A {
virtual ~A();
};
struct B : A {
Member m;
virtual ~B();
};
// Complete dtor: just an alias because there are no virtual bases.
// CHECK: @_ZN1BD1Ev = alias {{.*}} @_ZN1BD2Ev
// (aliases from C)
// CHECK: @_ZN1CD1Ev = alias {{.*}} @_ZN1CD2Ev
// CHECK: @_ZN1CD2Ev = alias bitcast {{.*}} @_ZN1BD2Ev
// Deleting dtor: defers to the complete dtor.
// CHECK: define void @_ZN1BD0Ev
// CHECK: call void @_ZN1BD1Ev
// CHECK: call void @_ZdlPv
// Base dtor: actually calls A's base dtor.
// CHECK: define void @_ZN1BD2Ev
// CHECK: call void @_ZN6MemberD1Ev
// CHECK: call void @_ZN1AD2Ev
B::~B() { }
struct C : B {
~C();
};
C::~C() { }
// Complete dtor: just an alias (checked above).
// Deleting dtor: defers to the complete dtor.
// CHECK: define void @_ZN1CD0Ev
// CHECK: call void @_ZN1CD1Ev
// CHECK: call void @_ZdlPv
// Base dtor: just an alias to B's base dtor.