// { dg-do run }
|
// { dg-do run }
|
// GROUPS passed destructors
|
// GROUPS passed destructors
|
// Check that member and base classes get properly destructed
|
// Check that member and base classes get properly destructed
|
// when an object of a derived class is destructed via a pointer
|
// when an object of a derived class is destructed via a pointer
|
// to it which only has a "compile-time" type of "pointer-to-base".
|
// to it which only has a "compile-time" type of "pointer-to-base".
|
//
|
//
|
// Note that in order for this test to work properly, the destructor
|
// Note that in order for this test to work properly, the destructor
|
// for the base class should be explicitly declared to be virtual.
|
// for the base class should be explicitly declared to be virtual.
|
|
|
extern "C" int printf (const char *, ...);
|
extern "C" int printf (const char *, ...);
|
|
|
int member_destructor_calls = 0;
|
int member_destructor_calls = 0;
|
int middle_destructor_calls = 0;
|
int middle_destructor_calls = 0;
|
|
|
struct member_type {
|
struct member_type {
|
int data_member;
|
int data_member;
|
member_type () {}
|
member_type () {}
|
~member_type ();
|
~member_type ();
|
};
|
};
|
|
|
struct base {
|
struct base {
|
int data_member;
|
int data_member;
|
base () {}
|
base () {}
|
virtual ~base ();
|
virtual ~base ();
|
};
|
};
|
|
|
struct middle : public base {
|
struct middle : public base {
|
member_type member1;
|
member_type member1;
|
member_type member2;
|
member_type member2;
|
middle () {}
|
middle () {}
|
~middle (); // should be implicitly virtual
|
~middle (); // should be implicitly virtual
|
};
|
};
|
|
|
struct derived : public middle {
|
struct derived : public middle {
|
member_type member1;
|
member_type member1;
|
member_type member2;
|
member_type member2;
|
//~derived () {}
|
//~derived () {}
|
};
|
};
|
|
|
int main ()
|
int main ()
|
{
|
{
|
base* bp = new derived;
|
base* bp = new derived;
|
delete bp;
|
delete bp;
|
derived *dp = new derived;
|
derived *dp = new derived;
|
delete dp;
|
delete dp;
|
|
|
if ((member_destructor_calls != 8) || (middle_destructor_calls != 2))
|
if ((member_destructor_calls != 8) || (middle_destructor_calls != 2))
|
{ printf ("FAIL\n"); return 1; }
|
{ printf ("FAIL\n"); return 1; }
|
else
|
else
|
printf ("PASS\n");
|
printf ("PASS\n");
|
|
|
return 0;
|
return 0;
|
}
|
}
|
|
|
member_type::~member_type ()
|
member_type::~member_type ()
|
{
|
{
|
member_destructor_calls++;
|
member_destructor_calls++;
|
}
|
}
|
|
|
base::~base ()
|
base::~base ()
|
{
|
{
|
}
|
}
|
|
|
middle::~middle ()
|
middle::~middle ()
|
{
|
{
|
middle_destructor_calls++;
|
middle_destructor_calls++;
|
}
|
}
|
|
|
