gcc/testsuite/gcc.dg/tree-ssa/cmpexactdiv-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-optimized-raw" } */
   3
   4 int f(int*a,int*b){
   5   if(sizeof(__SIZE_TYPE__)!=sizeof(__PTRDIFF_TYPE__)) return -1;
   6   __SIZE_TYPE__ d = b - a;
   7   return d >= 5;
   8 }
   9
  10 /* { dg-final { scan-tree-dump-not "exact_div_expr" "optimized" } } */