gcc/testsuite/gcc.dg/pr112733.c

   1 /* PR middle-end/112733 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2" } */
   4
   5 signed char a, c;
   6 short b;
   7
   8 void
   9 foo (void)
  10 {
  11   signed char *e = &a;
  12   c = foo != 0;
  13   *e &= c;
  14   for (; b; --b)
  15     *e &= -128;
  16 }