From: Eli Zaretskii <eliz@gnu.org>
To: Andreas Schwab <schwab@linux-m68k.org>
Cc: dann@gnu.org, 9983@debbugs.gnu.org
Subject: bug#9983: valgrind warning in draw_glyphs
Date: Mon, 07 Nov 2011 17:54:56 +0200 [thread overview]
Message-ID: <83wrbchqr3.fsf@gnu.org> (raw)
In-Reply-To: <m3wrbcks06.fsf@hase.home>
> From: Andreas Schwab <schwab@linux-m68k.org>
> Cc: Eli Zaretskii <eliz@gnu.org>, 9983@debbugs.gnu.org
> Date: Mon, 07 Nov 2011 13:59:37 +0100
>
> Dan Nicolaescu <dann@gnu.org> writes:
>
> > so it looks like check_mouse_face is tested after mouse_beg_col.
>
> That is perfectly ok under the as-if rule. See also
> <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50975>.
Where can I find the definition of the "side effects" that would
disallow such optimizations?
next prev parent reply other threads:[~2011-11-07 15:54 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-07 4:36 bug#9983: valgrind warning in draw_glyphs Dan Nicolaescu
2011-11-07 5:49 ` Eli Zaretskii
2011-11-07 11:52 ` Dan Nicolaescu
2011-11-07 12:44 ` Dan Nicolaescu
2011-11-07 12:59 ` Andreas Schwab
2011-11-07 15:21 ` Dan Nicolaescu
2011-11-07 15:54 ` Eli Zaretskii [this message]
2011-11-07 12:21 ` Andreas Schwab
2011-11-07 15:57 ` Eli Zaretskii
2011-11-08 14:17 ` Dan Nicolaescu
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