gcc/testsuite/gcc.dg/tree-ssa/pr109639.c

   1 // { dg-do compile }
   2 // { dg-options "-O2" }
   3
   4 extern int k[];
   5 int m;
   6 int* j();
   7 void f(int *howto) {
   8   short __trans_tmp_1;
   9   long offset = howto - k;
  10   __trans_tmp_1 = offset;
  11   for (;;) {
  12     if (howto == 0)
  13       return;
  14     if (__trans_tmp_1) {
  15       howto = j();
  16       m = *howto;
  17     }
  18     f(howto);
  19   }
  20 }