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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [g++.dg/] [opt/] [temp2.C] - Rev 841
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// { dg-do run }
// Copyright (C) 2006 Free Software Foundation, Inc.
// Originally from PR 16681, found also in init/array15.C
// This variant of the testcase verifies that we do not create
// a temporary on the stack, which is PR 27620.
int i;
extern "C"
void *memcpy (void *dest, const void *src, __SIZE_TYPE__ n)
{
char *d = (char *) dest;
const char *s = (const char *) src;
while (n--)
d[n] = s[n];
++i;
return dest;
}
struct foo {
unsigned char buffer[41112];
foo() ;
bool check () const;
};
foo::foo ()
: buffer()
{}
bool foo::check () const
{
for (unsigned ix = sizeof (buffer); ix--;)
if (buffer[ix])
return false;
return true;
}
void *operator new (__SIZE_TYPE__ size, void *p)
{
return p;
}
char heap[50000];
int main ()
{
for (unsigned ix = sizeof (heap); ix--;)
heap[ix] = ix;
i = 0;
foo *f = new (heap) foo ();
if (i != 0)
return 1;
if (!f->check ())
return 1;
return 0;
}
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