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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [g++.dg/] [opt/] [temp2.C] - Blame information for rev 749

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Line No. Rev Author Line
1 693 jeremybenn
// { dg-do run }
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// Copyright (C) 2006 Free Software Foundation, Inc.
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// Originally from PR 16681, found also in init/array15.C
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// This variant of the testcase verifies that we do not create
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// a temporary on the stack, which is PR 27620.
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int i;
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extern "C"
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void *memcpy (void *dest, const void *src, __SIZE_TYPE__ n)
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{
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  char *d = (char *) dest;
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  const char *s = (const char *) src;
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  while (n--)
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    d[n] = s[n];
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  ++i;
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  return dest;
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}
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struct foo {
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  unsigned char buffer[41112];
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  foo() ;
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  bool check () const;
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};
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foo::foo ()
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  : buffer()
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{}
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bool foo::check () const
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{
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  for (unsigned ix = sizeof (buffer); ix--;)
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    if (buffer[ix])
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      return false;
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  return true;
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}
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void *operator new (__SIZE_TYPE__ size, void *p)
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{
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  return p;
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}
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char heap[50000];
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int main ()
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{
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  for (unsigned ix = sizeof (heap); ix--;)
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    heap[ix] = ix;
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  i = 0;
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  foo *f = new (heap) foo ();
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  if (i != 0)
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    return 1;
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  if (!f->check ())
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    return 1;
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  return 0;
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}
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