[PATCH] Mark internal functions with attribute_hidden

H.J. Lu hjl.tools@gmail.com
Thu Aug 17 12:43:00 GMT 2017


On Thu, Aug 17, 2017 at 5:37 AM, Florian Weimer <fweimer@redhat.com> wrote:
> On 08/17/2017 02:25 PM, H.J. Lu wrote:
>> Mark internal functions with attribute_hidden to allow direct access to
>> internal functions within libc.a without using GOT when the compiler
>> defaults to -fPIE.
>
> This explanation is a bit confusing.  I think this benefits other
> architectures, too.

Yes, this is target independent.   It should benefit static PIE build for all
targets.  On x86, it bypasses GOT/PLT.

> I have an internal_function removal patch which conflicts with this, but
> I can adjust it.
>

-- 
H.J.



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