gcc/testsuite/gcc.dg/graphite/pr86479.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -floop-nest-optimize -fnon-call-exceptions -fno-guess-branch-probability -fno-tree-loop-im" } */
   3
   4 __INTPTR_TYPE__ uf;
   5
   6 void
   7 m7 (__INTPTR_TYPE__ *aw, __INTPTR_TYPE__ ws)
   8 {
   9   __INTPTR_TYPE__ *e5 = &ws;
  10
  11   if (ws < 1)
  12     {
  13       int cq = 0;
  14
  15       while (cq < 1)
  16         {
  17           int *ng;
  18           int *ud;
  19
  20           *e5 *= uf < 0;
  21
  22           for (*ng = 0; *ng < 2; ++*ng)
  23             {
  24             }
  25
  26           ws /= cq;
  27           *aw *= ws;
  28
  29           for (*ud = 0; *ud < 2; ++*ud)
  30             {
  31             }
  32         }
  33     }
  34
  35   if (ws < 2)
  36     e5 = &uf;
  37
  38   *e5 = 0;
  39 }