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Re: Retpoline support for GCC 5.4.0??
On 03/26/2018 03:45 AM, Mason wrote:
> On 23/03/2018 20:59, Barry, Kyle wrote:
>
>> Will retpoline be backported to 5.4.0?
>
> Disclaimer: Just a regular user.
>
> The head of the GCC 5 branch is GCC 5.5, released on 2017-10-10
>
> https://gcc.gnu.org/gcc-5/
>
> AFAIU, GCC 5 is no longer supported by the GCC project. However,
> this doesn't preclude LTS-focused companies such a Redhat or SUSE
> from back-porting security fixes to older branches.
Exactly. And in fact Red Hat has already backported and released errata
for the retpoline work to gcc-4.8 (for RHEL 7) and gcc-4.4 (for RHEL 6).
The work to backport to gcc-4.1 (RHEL 5) is also complete, but not yet
released.
jeff