[Bug tree-optimization/63841] [4.8/4.9/5 Regression] Incorrect strlen optimization after complete unroll

[tejohnson at google dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63841

--- Comment #4 from Teresa Johnson <tejohnson at google dot com> ---
On Thu, Nov 13, 2014 at 1:27 AM, jakub at gcc dot gnu.org
<gcc-bugzilla@gcc.gnu.org> wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63841
>
> Jakub Jelinek <jakub at gcc dot gnu.org> changed:
>
>            What    |Removed                     |Added
> ----------------------------------------------------------------------------
>              Status|NEW                         |ASSIGNED
>            Assignee|unassigned at gcc dot gnu.org      |jakub at gcc dot gnu.org
>    Target Milestone|---                         |4.8.4
>             Summary|Incorrect strlen            |[4.8/4.9/5 Regression]
>                    |optimization after complete |Incorrect strlen
>                    |unroll                      |optimization after complete
>                    |                            |unroll
>
> --- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
> Started with r181172.  I'll take a look during stage3.

I have a fix under review:
https://gcc.gnu.org/ml/gcc-patches/2014-11/msg01481.html

Teresa

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