-finline-stringops: drop obsolete comment [PR112778]

When fixing the PR, I failed to remove the comment that raised the
very concern that the PR confirmed, and that the earlier patch for the
PR fixed.

for  gcc/ChangeLog

	PR target/112778
	* builtins.cc (try_store_by_multiple_pieces): Drop obsolete
	comment.

diff --git a/gcc/builtins.cc b/gcc/builtins.cc
index 0f64feeedbad6df0685831292b5294eef0c1ee0e..125ea158ebfada8cbe57e9ec4cf4239c1c091ebf 100644 (file)
--- a/gcc/builtins.cc
+++ b/gcc/builtins.cc
@@ -4491,10 +4491,6 @@ try_store_by_multiple_pieces (rtx to, rtx len, unsigned int ctz_len,
       if (max_len >> max_bits > min_len >> max_bits)
        tst_bits = max_bits;
     }
-  /* ??? Do we have to check that all powers of two lengths from
-     max_bits down to ctz_len pass can_store_by_pieces?  As in, could
-     it possibly be that xlenest passes while smaller power-of-two
-     sizes don't?  */
 
   by_pieces_constfn constfun;
   void *constfundata;