gcc/testsuite/gcc.dg/torture/pr112991.c

   1 /* { dg-do compile } */
   2
   3 typedef struct {
   4   unsigned links[2];
   5 } RMF_unit;
   6 long RMF_recurseListsBound_count;
   7 int RMF_recurseListsBound_tbl, RMF_recurseListsBound_list_head_1;
   8 unsigned RMF_recurseListsBound_list_head_0;
   9 void RMF_recurseListsBound() {
  10   int list_count = RMF_recurseListsBound_list_head_1;
  11   long link = RMF_recurseListsBound_list_head_0;
  12   for (; RMF_recurseListsBound_count;) {
  13     long next_link =
  14         ((RMF_unit *)&RMF_recurseListsBound_tbl)[link >> 2].links[0];
  15     if (link)
  16       --RMF_recurseListsBound_count;
  17     link = next_link;
  18   }
  19   while (list_count)
  20     ;
  21 }