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From: "paolo dot bonzini at lu dot unisi dot ch" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug debug/31412] [4.3] inf loop/long compile time, time spent in var-tracking.c
Date: Tue, 03 Apr 2007 12:59:00 -0000 [thread overview]
Message-ID: <20070403125919.31006.qmail@sourceware.org> (raw)
In-Reply-To: <bug-31412-12387@http.gcc.gnu.org/bugzilla/>
------- Comment #12 from paolo dot bonzini at lu dot unisi dot ch 2007-04-03 13:59 -------
Subject: Re: [4.3] inf loop/long compile time, time spent
in var-tracking.c
> With dataflow branch that was compiled with profiling the testcase finishes
> not too slow:
This suggest that it is a bug in the dataflow computation, causing
it to oscillate and not terminate. Different RTL just causes the
bug not to trigger.
Paolo
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31412
next prev parent reply other threads:[~2007-04-03 12:59 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-31 17:20 [Bug tree-optimization/31412] New: " tbm at cyrius dot com
2007-03-31 17:21 ` [Bug tree-optimization/31412] " tbm at cyrius dot com
2007-03-31 17:29 ` [Bug debug/31412] " tbm at cyrius dot com
2007-04-03 12:25 ` rguenth at gcc dot gnu dot org
2007-04-03 12:30 ` rguenth at gcc dot gnu dot org
2007-04-03 12:31 ` bonzini at gnu dot org
2007-04-03 12:33 ` bonzini at gnu dot org
2007-04-03 12:36 ` rguenth at gcc dot gnu dot org
2007-04-03 12:38 ` bonzini at gnu dot org
2007-04-03 12:45 ` rguenth at gcc dot gnu dot org
2007-04-03 12:50 ` rguenth at gcc dot gnu dot org
2007-04-03 12:56 ` rguenth at gcc dot gnu dot org
2007-04-03 12:59 ` paolo dot bonzini at lu dot unisi dot ch [this message]
2007-04-03 15:40 ` steven at gcc dot gnu dot org
2007-04-03 15:48 ` zadeck at naturalbridge dot com
2007-10-24 12:01 ` [Bug debug/31412] " rguenth at gcc dot gnu dot org
2007-10-24 12:15 ` zadeck at naturalbridge dot com
2008-02-12 6:45 ` jason at gcc dot gnu dot org
2008-02-13 15:04 ` [Bug debug/31412] var-tracking.c is slow rguenth at gcc dot gnu dot org
2008-02-13 15:13 ` rguenth at gcc dot gnu dot org
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