PATCH: Check GLIBC_IFUNC to enable/disable ifunc features

[H.J. Lu]

On Wed, Jun 29, 2016 at 9:30 PM, Mike Frysinger <vapier@gentoo.org> wrote:
> On 29 Jun 2016 19:56, H.J. Lu wrote:
>> On Wed, Jun 29, 2016 at 6:37 PM, Mike Frysinger <vapier@gentoo.org> wrote:
>> > On 29 Jun 2016 11:15, H.J. Lu wrote:
>> >> On Tue, Jun 28, 2016 at 7:28 PM, Mike Frysinger <vapier@gentoo.org> wrote:
>> >> > should have a comment or two mentioning why you need to code all of
>> >> > these things ad-hoc
>> >> >
>> >> > also needs a manual update
>> >>
>> >> I am not sure if it needs manual update.  I consider it more for glibc
>> >> developers than for normal end users.
>> >
>> > it needs documenting somewhere beyond the commit message.  i guess we
>> > don't have a "hacking" page somewhere, so at least the comment in the
>> > source file will have to do.
>>
>> It is more than just normal "hacking".  You need to look at all multiarch
>> implementations when experimenting and their behavior can change over
>> time.  It is more a tool for multiarch developers.  It shouldn't be used by
>> majority of end users.
>
> "hacking" documents shouldn't be read by the majority of end users either.
> throwing it in the wiki under a hacking/ifunc page sounds fine.
> -mike

We can point it to source codes.

-- 
H.J.