gcc/testsuite/gcc.target/i386/pr58418.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2" } */
   3
   4 extern void abort (void);
   5 int a, b, *c = &b, d = -1, e, f, *g, *h = &f, **i = &g, j;
   6
   7 unsigned int
   8 foo (unsigned int p)
   9 {
  10   return p == 0 ? 0 : 1 / p;
  11 }
  12
  13 static int *
  14 bar ()
  15 {
  16   *c = *h = foo (d) & (-9 < d);
  17   for (e = 0; e; e++)
  18     ;
  19   return 0;
  20 }
  21
  22 int
  23 main ()
  24 {
  25   for (; j; j++)
  26     for (;; a--)
  27       ;
  28   *i = bar ();
  29   if (f != 0)
  30     abort ();
  31   return 0;
  32 }