gcc/testsuite/gcc.dg/pr81455.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -funswitch-loops" } */
   3
   4 void
   5 jh (unsigned int aw, int sn)
   6 {
   7   int xs;
   8
   9   for (xs = 0; xs < 1; ++xs)
  10     aw &= 1;
  11
  12   while (aw < 1 || ++sn < 1)
  13     {
  14     }
  15 }