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Re: [PATCH v3] Optimize strchr to strlen

From: Christophe Lyon <christophe dot lyon at linaro dot org>
To: Jason Merrill <jason at redhat dot com>
Cc: Wilco Dijkstra <Wilco dot Dijkstra at arm dot com>, GCC Patches <gcc-patches at gcc dot gnu dot org>
Date: Wed, 28 Sep 2016 19:49:44 +0200
Subject: Re: [PATCH v3] Optimize strchr to strlen
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References: <AM5PR0802MB2610611B8711E331DEA3A4D983C80@AM5PR0802MB2610.eurprd08.prod.outlook.com> <1474639855.2578.2.camel@t-online.de> <CAFiYyc15P2EE4ZW7Yo9upr6TjaXZOiX_x+2F1NBY2C_fo5EHvQ@mail.gmail.com> <CADzB+2nOHsHJ_9xwAkHUuHR+6OX1LwB8__whZQ3uNfM8s5BJqw@mail.gmail.com>

On 28 September 2016 at 16:45, Jason Merrill <jason@redhat.com> wrote:
> I think this broke g++.dg/ext/builtin10.C.
>
> Jason

It also broke:
  gc  gcc.c-torture/execute/builtins/strchr.c execution,  -O1
c.c-torture/execute/builtins/strchr.c (execution) on arm* and aarch64*

Christophe

References:
- [PATCH v3] Optimize strchr to strlen
  - From: Wilco Dijkstra
- Re: [PATCH v3] Optimize strchr to strlen
  - From: Oleg Endo
- Re: [PATCH v3] Optimize strchr to strlen
  - From: Richard Biener
- Re: [PATCH v3] Optimize strchr to strlen
  - From: Jason Merrill

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