On Tue, 23 Aug 2022, juzhe.zh...@rivai.ai wrote:
> From: zhongjuzhe <juzhe.zh...@rivai.ai>
OK.
> gcc/ChangeLog:
>
> * tree-vect-loop-manip.cc (vect_gen_vector_loop_niters): Simply
> initialize const_vf to 0.
>
> ---
> gcc/tree-vect-loop-manip.cc | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/gcc/tree-vect-loop-manip.cc b/gcc/tree-vect-loop-manip.cc
> index 86d2264054a..c3a24e6c39a 100644
> --- a/gcc/tree-vect-loop-manip.cc
> +++ b/gcc/tree-vect-loop-manip.cc
> @@ -1977,8 +1977,9 @@ vect_gen_vector_loop_niters (loop_vec_info loop_vinfo,
> tree niters,
> }
> else
> ni_minus_gap = niters;
> -
> - unsigned HOST_WIDE_INT const_vf;
> +
> + /* To silence some unexpected warnings, simply initialize to 0. */
> + unsigned HOST_WIDE_INT const_vf = 0;
> if (vf.is_constant (&const_vf)
> && !LOOP_VINFO_USING_PARTIAL_VECTORS_P (loop_vinfo))
> {
>
--
Richard Biener <rguent...@suse.de>
SUSE Software Solutions Germany GmbH, Frankenstrasse 146, 90461 Nuernberg,
Germany; GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman;
HRB 36809 (AG Nuernberg)
