From: Glenn Morris <rgm@gnu.org>
To: Paul Eggert <eggert@cs.ucla.edu>
Cc: Emacs developers <emacs-devel@gnu.org>
Subject: Re: /srv/bzr/emacs/emacs-24 r111251: * pre-crt0.c (data_start): Initialize to 1.
Date: Tue, 12 Feb 2013 16:07:16 -0500 [thread overview]
Message-ID: <kibobp1bsr.fsf@fencepost.gnu.org> (raw)
In-Reply-To: <E1U5LM8-00058R-OJ@vcs.savannah.gnu.org> (Paul Eggert's message of "Tue, 12 Feb 2013 10:33:42 -0800")
Paul Eggert wrote:
> * pre-crt0.c (data_start): Initialize to 1.
>
> This ports to compilers that optimize the external declaration
> 'int x = 0;' as if it were 'int x;' to shrink the executable.
IIUC, this is in srervice of trying to port Emacs to an platform where
it has never worked (AIX 64-bit). But the code is used by other, working
platforms. Why is this change safe/necessary for emacs-24 at this late
stage?
next parent reply other threads:[~2013-02-12 21:07 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <E1U5LM8-00058R-OJ@vcs.savannah.gnu.org>
2013-02-12 21:07 ` Glenn Morris [this message]
2013-02-12 22:06 ` /srv/bzr/emacs/emacs-24 r111251: * pre-crt0.c (data_start): Initialize to 1 Paul Eggert
2013-02-12 23:52 ` Glenn Morris
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