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[Bug tree-optimization/24123] [4.1 Regression] Massive performance regression for -ffast-math due to the recip tree pass
- From: "paolo dot bonzini at lu dot unisi dot ch" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 30 Sep 2005 12:53:23 -0000
- Subject: [Bug tree-optimization/24123] [4.1 Regression] Massive performance regression for -ffast-math due to the recip tree pass
- References: <20050929140549.24123.uros@kss-loka.si>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From paolo dot bonzini at lu dot unisi dot ch 2005-09-30 12:53 -------
Subject: Re: [4.1 Regression] Massive performance
regression for -ffast-math due to the recip tree pass
>It looks to me that header is reversed! pov::sbisect is 1.50 _with_ recip.
>
ehm, right. indeed i was looking at sbisect now ;-)
Paolo
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24123