Re: [PATCH] middle-end/94614 - avoid multiword moves to nothing

[Jakub Jelinek via Gcc-patches]

On Thu, Apr 16, 2020 at 10:05:32AM +0200, Richard Biener wrote:
> 2020-04-16  Richard Biener  <rguent...@suse.de>
> 
>       PR middle-end/94614
>       * expr.c (emit_move_multi_word): Do not generate code when
>       the destination part is undefined_operand_subword_p.
>       * lower-subreg.c (resolve_clobber): Look through a paradoxica
>       subreg.

LGTM.

        Jakub