gcc/testsuite/gcc.dg/sms-13.c

   1 /* PR target/83507 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fmodulo-sched -fno-tree-ter -fno-tree-coalesce-vars" } */
   4
   5 void
   6 foo (unsigned short int x, unsigned char y)
   7 {
   8   unsigned char *a = &y;
   9   unsigned short int b;
  10   int c;
  11
  12   while (y < 3)
  13     {
  14       if (x != 0)
  15         ++y;
  16       ++y;
  17     }
  18
  19   for (c = 0; c < 5; ++c)
  20     {
  21       int d = 1;
  22       d += b > x;
  23       y &= d;
  24     }
  25
  26   do
  27     {
  28       c += y;
  29       x = c;
  30     }
  31   while (x != 0);
  32 }