gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-63.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-fre1-stats" } */
   3
   4 int foo(char *x)
   5 {
   6   __builtin_memset (&x[1], 'c', 42);
   7   return x[0] + x[1] + x[42] + x[43];
   8 }
   9
  10 /* We should eliminate x[1] and x[42] and their conversions to int.  */
  11 /* { dg-final { scan-tree-dump "Eliminated: 4" "fre1" } } */