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Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr43385.c] - Rev 320

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/* PR c/43385 */
 
extern void abort (void);
 
int e;
 
__attribute__((noinline)) void
foo (int x, int y)
{
  if (__builtin_expect (x, 0) && y != 0)
    e++;
}
 
__attribute__((noinline)) int
bar (int x, int y)
{
  if (__builtin_expect (x, 0) && y != 0)
    return 1;
  else
    return 0;
}
 
int
main (void)
{
  int z = 0;
  asm ("" : "+r" (z));
  foo (z + 2, z + 1);
  if (e != 1)
    abort ();
  foo (z + 2, z);
  if (e != 1)
    abort ();
  foo (z + 1, z + 1);
  if (e != 2)
    abort ();
  foo (z + 1, z);
  if (e != 2)
    abort ();
  foo (z, z + 1);
  if (e != 2)
    abort ();
  foo (z, z);
  if (e != 2)
    abort ();
  if (bar (z + 2, z + 1) != 1)
    abort ();
  if (bar (z + 2, z) != 0)
    abort ();
  if (bar (z + 1, z + 1) != 1)
    abort ();
  if (bar (z + 1, z) != 0)
    abort ();
  if (bar (z, z + 1) != 0)
    abort ();
  if (bar (z, z) != 0)
    abort ();
  return 0;
}
 

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