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// { dg-do run }
// { dg-options "-O3 -fdump-ipa-cp" }
struct Distraction
{
char fc[8];
virtual Distraction * return_self ()
{ return this; }
};
namespace {
struct A;
static A * __attribute__ ((noinline, noclone)) get_an_A ();
static int go;
struct A
{
int fi;
A () : fi(777) {}
A (int pi) : fi (pi) {}
virtual void foo (int p) = 0;
};
struct B : public Distraction, A
{
B () : Distraction(), A() { }
B (int pi) : Distraction (), A (pi) {}
virtual void foo (int p)
{
int o = fi;
for (int i = 0; i < p; i++)
o += i + i * i;
go = o;
}
};
struct B gb (2);
static A * __attribute__ ((noinline, noclone))
get_an_A ()
{
return &gb;
}
}
static int __attribute__ ((noinline, noclone))
get_a_number ()
{
return 5;
}
extern "C" void abort (void);
static void __attribute__ ((noinline, noclone))
bar ()
{
for (int i = 0; i < get_a_number (); i++)
{
struct A *p = get_an_A ();
p->foo (4);
if (go != 22)
abort ();
}
}
int main (int argc, char *argv[])
{
for (int i = 0; i < get_a_number (); i++)
{
struct A *p = get_an_A ();
p->foo (4);
if (go != 22)
abort ();
}
bar ();
return 0;
}
/* { dg-final { scan-ipa-dump-times "Thunk fixed offset" 2 "cp"} } */
/* { dg-final { cleanup-ipa-dump "cp" } } */
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