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Re: [PATCH x86_64] Optimize access to globals in "-fpie -pie" builds with copy relocations


On Thu, Feb 5, 2015 at 11:59 AM, Richard Henderson <rth@redhat.com> wrote:
> On 02/05/2015 11:01 AM, H.J. Lu wrote:
>> Can you elaborate why it depends on COPY relocation?  There
>> is no COPY relocation on x86-64.
>
> Ho hum, we appear to have switched topics mid-thread.
>
> I agree that we cannot override a weak symbol in the executable with even a
> non-weak symbol in a shared library.

Hi HJ,

   Is your patch supposed to fix weak symbols too?  Will
SYMBOL_REF_LOCAL_P evaluate to true for weak defined symbols with this
patch?  I tested this in gcc-4_9 and it didnt seem to do that.

Thanks
Sri

>
>
> r~


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