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[Bug tree-optimization/17863] [4.0/4.1 Regression] threefold performance loss, not inlining as much
- From: "rguenth at tat dot physik dot uni-tuebingen dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 5 Mar 2005 19:03:44 -0000
- Subject: [Bug tree-optimization/17863] [4.0/4.1 Regression] threefold performance loss, not inlining as much
- References: <20041006153323.17863.kunert@physik.tu-dresden.de>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From rguenth at tat dot physik dot uni-tuebingen dot de 2005-03-05 19:03 -------
Subject: Re: [4.0/4.1 Regression] threefold
performance loss, not inlining as much
steven at gcc dot gnu dot org wrote:
> ------- Additional Comments From steven at gcc dot gnu dot org 2005-03-05 18:49 -------
> Even with Richard Guenther's patches, the only thing that really helps is
> setting --param large-function-growth=200, or more. The default is 100.
Yup, this is probably one of the testcases, where -fobey-inline would
help. Or of course profile directed inlining.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17863