Re: Use combined_fn in tree-vrp.c

[Bernd Schmidt]

On 11/07/2015 01:46 PM, Richard Sandiford wrote:
@@ -3814,8 +3817,8 @@ extract_range_basic (value_range *vr, gimple *stmt)
          break;
          /* Both __builtin_ffs* and __builtin_popcount return
             [0, prec].  */
-       CASE_INT_FN (BUILT_IN_FFS):
-       CASE_INT_FN (BUILT_IN_POPCOUNT):
+       CASE_CFN_FFS:
+       CASE_CFN_POPCOUNT:
          arg = gimple_call_arg (stmt, 0);
          prec = TYPE_PRECISION (TREE_TYPE (arg));
          mini = 0;

So let me see if I understood this. From what we discussed the purpose 
of these new internal functions is that they can have vector types. If 
so, isn't this code (here and elsewhere) which expects integers 
potentially going to be confused?


Bernd