gcc/testsuite/gcc.dg/graphite/pr84057.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fgraphite -funroll-loops -fno-tree-ccp -fno-tree-dce" } */
   3
   4 int ue;
   5
   6 void
   7 fr (int ct)
   8 {
   9   int au = 0;
  10   int *ra = &au;
  11
  12   while (au < 1)
  13     {
  14       au -= 0x7878788;
  15       if (au != ct && ue != 0)
  16         {
  17           while (au < 1)
  18             {
  19             }
  20
  21 fc:
  22           while (ct != 0)
  23             {
  24             }
  25         }
  26     }
  27
  28   for (au = 0; au < 2; ++au)
  29     if (ct != 0)
  30       goto fc;
  31 }