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Re: PATCH: Mark __dso_handle hidden

From: "H.J. Lu" <hjl dot tools at gmail dot com>
To: Jakub Jelinek <jakub at redhat dot com>
Cc: GNU C Library <libc-alpha at sourceware dot org>
Date: Wed, 15 Jun 2011 12:53:14 -0700
Subject: Re: PATCH: Mark __dso_handle hidden
References: <20110615131012.GA13431@intel.com><20110615194407.GA11563@sunsite.ms.mff.cuni.cz>

On Wed, Jun 15, 2011 at 12:44 PM, Jakub Jelinek <jakub@redhat.com> wrote:
> On Wed, Jun 15, 2011 at 06:10:12AM -0700, H.J. Lu wrote:
>> Since __dso_handle is always hidden, we can optimize atexit by marking
>> __dso_handle hidden.
>
> That will break linking with old gcc versions and non-gcc compilers.
> While it is fine to require recent gcc versions to build glibc itself,
> atexit is in libc_nonshared.a.

In that case, atexit won't work correctly anyway.


-- 
H.J.

References:
- PATCH: Mark __dso_handle hidden
  - From: H.J. Lu
- Re: PATCH: Mark __dso_handle hidden
  - From: Jakub Jelinek

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