gcc/testsuite/gcc.dg/pr80463.c

   1 /* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */
   2 /* { dg-options "-g -O2 -fvar-tracking-assignments -fselective-scheduling2 -ftree-loop-vectorize -fnon-call-exceptions -fno-tree-vrp -fno-gcse-lm -fno-tree-loop-im -fno-reorder-blocks-and-partition -fno-reorder-blocks -fno-move-loop-invariants -w" } */
   3
   4 short int t2;
   5 int cd, aa, ft;
   6
   7 void
   8 dh (void)
   9 {
  10   int qs = 0;
  11
  12   if (t2 < 1)
  13     {
  14       int bq = 0;
  15
  16       while (bq < 1)
  17         {
  18         }
  19
  20       while (t2 < 1)
  21         {
  22           if (t2 == 0)
  23             {
  24               bq = 0;
  25               cd = !!cd;
  26             }
  27           else
  28             {
  29               bq = 1;
  30               cd = bq > qs;
  31             }
  32
  33           t2 += cd;
  34           bq = (t2 / qs) == bq;
  35
  36           if (aa != ft)
  37             {
  38               qs %= 0;
  39               while (bq != 0)
  40                 {
  41  ro:
  42                   ;
  43                 }
  44             }
  45
  46           ++t2;
  47         }
  48
  49  ia:
  50       goto ro;
  51     }
  52
  53   goto ia;
  54 }