===================================================================
@@ -13274,13 +13274,14 @@ distribute_notes (rtx notes, rtx from_in
break;
case REG_ARGS_SIZE:
- {
- /* ??? How to distribute between i3-i1. Assume i3 contains the
- entire adjustment. Assert i3 contains at least some adjust. */
- int old_size, args_size = INTVAL (XEXP (note, 0));
- old_size = fixup_args_size_notes (PREV_INSN (i3), i3, args_size);
- gcc_assert (old_size != args_size);
- }
+ /* ??? How to distribute between i3-i1. Assume i3 contains the
+ entire adjustment. Assert i3 contains at least some adjust. */
+ if (!noop_move_p (i3))
+ {
+ int old_size, args_size = INTVAL (XEXP (note, 0));
+ old_size = fixup_args_size_notes (PREV_INSN (i3), i3, args_size);
+ gcc_assert (old_size != args_size);
+ }
break;
case REG_NORETURN: