gcc/testsuite/gcc.dg/pr48442.c

   1 /* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */
   2 /* { dg-options "-Os -fselective-scheduling2 --param max-sched-extend-regions-iters=100" } */
   3 void f (void)
   4 {
   5   unsigned *a2;
   6   int vertex2;
   7   int c, x2, dx2, dy2, s2;
   8   long m, b;
   9   do
  10     {
  11       if (dx2)
  12         dx2 = dx2 % dy2;
  13         s2 = (dx2 / dy2);
  14     }
  15   while (vertex2);
  16   for (;;)
  17     {
  18       c = x2;
  19       a2 = 0;
  20       if (c)
  21         {
  22           m = b << (c);
  23           *a2 = (*a2 & ~m);
  24         }
  25       x2 += s2;
  26     }
  27 }