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[Bug rtl-optimization/11488] Pre-regalloc scheduling severely worsens performance
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 14 Sep 2008 03:10:22 -0000
- Subject: [Bug rtl-optimization/11488] Pre-regalloc scheduling severely worsens performance
- References: <bug-11488-2744@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from pinskia at gcc dot gnu dot org 2008-09-14 03:10 -------
IRA improves this but it is still worse at -O2 than -O1 and than -O2
-fno-schedule-insns (which is the best so far).
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11488