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[Bug optimization/8126] [3.3/3.4 regression] Floating point computation far slower in 3.2 than in 2.95
- From: "mmitchel at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 23 Jul 2003 07:02:16 -0000
- Subject: [Bug optimization/8126] [3.3/3.4 regression] Floating point computation far slower in 3.2 than in 2.95
- References: <20021002075601.8126.o.lauffenburger@topsolid.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=8126
mmitchel at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|3.3.1 |3.3.2
------- Additional Comments From mmitchel at gcc dot gnu dot org 2003-07-23 07:02 -------
Jan says, via private email, that this is a "random" slowdown. In other words,
that regstack makes some decisions that are easily perturbed and that some
sometimes it gets luck and sometimes idt doesn't.
We should fix that, but not before 3.3.1, so I've postponed this bug until GCC
3.3.2.