gcc/testsuite/gcc.dg/pr99882.c

   1 /* PR tree-optimization/99882 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O3" } */
   4
   5 void
   6 foo (char *p, void *q)
   7 {
   8   __INTPTR_TYPE__ i = (__INTPTR_TYPE__) q;
   9   p[2] = i;
  10   i >>= 8;
  11   p[3] = i;
  12   i >>= 8;
  13   p[4] = i;
  14   i >>= 8;
  15   p[5] = i;
  16   i >>= 8;
  17   p[6] = i;
  18   i >>= 8;
  19   p[7] = i;
  20   i >>= 8;
  21   p[8] = i;
  22   i >>= 8;
  23   p[9] = i;
  24 }
  25
  26 void
  27 bar (char *p, void *q)
  28 {
  29   __INTPTR_TYPE__ i = (__INTPTR_TYPE__) q;
  30   p[2] = i;
  31   i >>= 8;
  32   p[3] = i;
  33   i >>= 8;
  34   p[4] = i;
  35   i >>= 8;
  36   p[5] = i;
  37 }