view gcc/testsuite/gcc.c-torture/execute/pr78675.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
line wrap: on
line source

/* PR tree-optimization/78675 */

long int a;

__attribute__((noinline, noclone)) long int
foo (long int x)
{
  long int b;
  while (a < 1)
    {
      b = a && x;
      ++a;
    }
  return b;
}

int
main ()
{
  if (foo (0) != 0)
    __builtin_abort ();
  a = 0;
  if (foo (1) != 0)
    __builtin_abort ();
  a = 0;
  if (foo (25) != 0)
    __builtin_abort ();
  a = -64;
  if (foo (0) != 0)
    __builtin_abort ();
  a = -64;
  if (foo (1) != 0)
    __builtin_abort ();
  a = -64;
  if (foo (25) != 0)
    __builtin_abort ();
  return 0;
}