view gcc/testsuite/gcc.c-torture/execute/pr65053-1.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 04ced10e8804
children
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line source

/* PR tree-optimization/65053 */

int i;

__attribute__ ((noinline, noclone))
unsigned int foo (void)
{
  return 0;
}

int
main ()
{
  unsigned int u = -1;
  if (u == -1)
    {
      unsigned int n = foo ();
      if (n > 0)
	u = n - 1;
    }

  while (u != -1)
    {
      asm ("" : "+g" (u));
      u = -1;
      i = 1;
    }

  if (i)
    __builtin_abort ();
  return 0;
}