From: Joe Groff <jgroff@apple.com>
To: "H.J. Lu" <hjl.tools@gmail.com>
Cc: Cary Coutant <ccoutant@gmail.com>, Binutils <binutils@sourceware.org>
Subject: Re: Preventing preemption of 'protected' symbols in GNU ld 2.26
Date: Thu, 24 Mar 2016 17:06:00 -0000 [thread overview]
Message-ID: <9EFBBDCE-4054-4867-B3E9-9DFE216A234F@apple.com> (raw)
In-Reply-To: <CAMe9rOowzNKqmgf+5A6R-BdEjv2_KAnEYO=PxUH6=MYST_Fu3w@mail.gmail.com>
> On Mar 24, 2016, at 10:04 AM, H.J. Lu <hjl.tools@gmail.com> wrote:
>
> On Thu, Mar 24, 2016 at 9:56 AM, Cary Coutant <ccoutant@gmail.com> wrote:
>>> What you are proposing is to disallow copy relocation against
>>> protected symbol. Am I correct?
>>
>> Yes. That's what PR gold/19823 is about. I claim that GCC PR 55012
>> should have been resolved as "working as intended", and that your
>> patches for GCC PR 65248 should never have been applied (curiously, I
>> can't find any actual approval for the GCC patch). I'm sorry I missed
>> those conversations -- I would have raised bloody hell at the time.
>> I'm surprised that no one else did.
>>
>
> What relocation do you propose to access external protected
> symbol on x86 for non-PIC code?
Non-PIC code can still use a GOT, can't it?
-Joe
next prev parent reply other threads:[~2016-03-24 17:06 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-24 0:00 Joe Groff
2016-03-24 0:45 ` H.J. Lu
2016-03-24 0:52 ` Joe Groff
2016-03-24 1:25 ` H.J. Lu
2016-03-24 15:01 ` Cary Coutant
2016-03-24 15:07 ` H.J. Lu
2016-03-24 16:06 ` Cary Coutant
2016-03-24 16:42 ` H.J. Lu
2016-03-24 16:56 ` Cary Coutant
2016-03-24 17:05 ` H.J. Lu
2016-03-24 17:06 ` Joe Groff [this message]
2016-03-24 17:09 ` H.J. Lu
2016-03-24 18:31 ` Cary Coutant
2016-03-27 16:26 ` Rafael Espíndola
2016-03-28 12:12 ` H.J. Lu
2016-03-28 22:12 ` Cary Coutant
[not found] ` <BC969B3B-87A2-4238-90C8-DA2E166707AF@apple.com>
2016-03-28 17:03 ` Joe Groff
2016-03-28 17:17 ` H.J. Lu
2016-03-28 22:22 ` Cary Coutant
2016-03-28 22:24 ` Joe Groff
2016-03-28 22:38 ` Cary Coutant
2016-03-28 22:41 ` Joe Groff
2016-03-28 23:21 ` Alan Modra
2016-03-29 0:29 ` Cary Coutant
2016-03-29 15:44 ` H.J. Lu
2016-03-29 12:40 ` Maciej W. Rozycki
[not found] <AB592ABD-D6D7-4D2F-A0D6-45738F168DC4@apple.com>
2016-03-29 19:31 ` Fwd: " Joe Groff
2016-03-29 19:33 ` H.J. Lu
2016-03-29 19:36 ` Joe Groff
2016-03-29 19:43 ` H.J. Lu
2016-03-29 19:51 ` Joe Groff
2016-03-29 19:54 ` H.J. Lu
2016-03-29 22:05 ` H.J. Lu
2016-03-30 1:44 ` Alan Modra
2016-03-30 1:46 ` Cary Coutant
2016-03-30 4:04 ` Jeff Law
2016-03-30 7:20 ` Cary Coutant
2016-03-30 7:34 ` Cary Coutant
2016-03-30 14:44 ` Alan Modra
2016-03-31 0:45 ` Cary Coutant
2016-03-31 0:40 ` Cary Coutant
2016-03-31 0:53 ` Jeff Law
2016-03-31 13:27 ` Ramana Radhakrishnan
2016-03-31 15:05 ` H.J. Lu
2016-04-15 16:10 ` Szabolcs Nagy
2016-04-01 19:51 ` Jeff Law
2016-04-02 2:53 ` Alan Modra
2016-04-15 16:16 H.J. Lu
2016-04-15 16:36 ` Jeff Law
2016-04-15 16:45 ` H.J. Lu
2016-04-15 16:43 ` Szabolcs Nagy
2016-04-15 23:59 ` Maciej W. Rozycki
2016-04-16 1:08 ` Szabolcs Nagy
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