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[Bug tree-optimization/15524] [4.0 Regression] jump threading on trees is slow with switch statements with large # of cases
- From: "law at redhat dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 18 Nov 2004 15:57:04 -0000
- Subject: [Bug tree-optimization/15524] [4.0 Regression] jump threading on trees is slow with switch statements with large # of cases
- References: <20040518194300.15524.pinskia@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From law at redhat dot com 2004-11-18 15:56 -------
Subject: Re: [4.0 Regression] jump threading
on trees is slow with switch statements with large # of cases
On Thu, 2004-11-18 at 13:00 +0000, pinskia at gcc dot gnu dot org wrote:
> ------- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-18 13:00 -------
> I will do some timings today but I think this is fixed now.
Please don't mark it as fixed. THere's still some significant
lameness. I suspect there's another 10-20% improvement waiting
to be realized without doing anything terribly difficult.
jeff
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15524