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Re: autovectorization in gcc

From: Jonathan Wakely <jwakely dot gcc at gmail dot com>
To: Andrew Haley <aph at redhat dot com>
Cc: Kyrill Tkachov <kyrylo dot tkachov at foss dot arm dot com>, "Kay F. Jahnke" <kfjahnke at gmail dot com>, "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>
Date: Wed, 9 Jan 2019 09:56:06 +0000
Subject: Re: autovectorization in gcc
References: <41ea83cd-0ce8-4f25-35e5-888513d69c7b@gmail.com> <5C35C2C2.1050106@foss.arm.com> <2721bb39-ee4b-0202-d81d-e0b36d2059fa@redhat.com>

On Wed, 9 Jan 2019 at 09:50, Andrew Haley wrote:
> I don't agree. Sometimes vectorization is critical. It would be nice
> to have a warning which would fire if vectorization failed. That would
> surely help the OP.

Dave Malcolm has been working on something like that:
https://gcc.gnu.org/ml/gcc-patches/2018-09/msg01749.html

Follow-Ups:
- Re: autovectorization in gcc
  - From: David Malcolm

References:
- autovectorization in gcc
  - From: Kay F. Jahnke
- Re: autovectorization in gcc
  - From: Kyrill Tkachov
- Re: autovectorization in gcc
  - From: Andrew Haley

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