From: Maria Guseva <m.guseva@samsung.com>
To: 'Joseph Myers' <joseph@codesourcery.com>
Cc: libc-alpha@sourceware.org, rth@twiddle.net, roland@hack.frob.com,
'Yury Gribov' <y.gribov@samsung.com>
Subject: RE: [RFC][PATCH] New configure option "--disable-ifunc"
Date: Wed, 13 May 2015 17:22:00 -0000 [thread overview]
Message-ID: <"013f01d08da1$5b20c630$11625290$@guseva"@samsung.com> (raw)
In-Reply-To: <alpine.DEB.2.10.1505131651250.30846@digraph.polyomino.org.uk>
> On Wed, 13 May 2015, Maria Guseva wrote:
>> The proposed patch adds a new configure option in order to disable
>> IFUNC usage in Glibc.
> What problem is this solving? Each configure option adds to the
combinatorial explosion of poorly-tested different ways to configure >
glibc, so there needs to be strong justification for adding a new option
(and increasing the minimum supported version of build tools > can often be
preferred to having conditionals to support older tools, depending on how
widespread the older tools are).
We faced issues when Glibc was used with Prelink. As I know the latest
Prelink supports ifuncs but older versions are not working correctly with
it. We need to disable ifuncs in Glibc for such case.
next prev parent reply other threads:[~2015-05-13 17:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-13 16:33 Maria Guseva
2015-05-13 16:55 ` Joseph Myers
2015-05-13 17:22 ` Maria Guseva [this message]
2015-05-13 17:25 ` Joseph Myers
2015-05-13 17:30 ` Carlos O'Donell
2015-05-13 17:07 ` Richard Henderson
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