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/* Verify that ipa-cp correctly detects the dynamic type of an object
under construction when doing devirtualization. */
/* { dg-do run } */
/* { dg-options "-O3 -fno-early-inlining -fno-inline -fdevirtualize" } */
extern "C" void abort (void);
class B;
class A
{
public:
int data;
A();
A(B *b);
virtual int foo (int i);
};
class B : public A
{
public:
virtual int foo (int i);
};
class C : public A
{
public:
virtual int foo (int i);
};
int A::foo (int i)
{
return i + 1;
}
int B::foo (int i)
{
return i + 2;
}
int C::foo (int i)
{
return i + 3;
}
static int middleman (class A *obj, int i)
{
return obj->foo (i);
}
int __attribute__ ((noinline,noclone)) get_input(void)
{
return 1;
}
A::A ()
{
}
A::A (B *b)
{
if (middleman (b, get_input ()) != 3)
abort ();
}
static void bah ()
{
B b;
A a(&b);
}
int main (int argc, char *argv[])
{
int i;
for (i = 0; i < 10; i++)
bah ();
return 0;
}
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