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[Bug rtl-optimization/24418] Redudant compare to zero not eliminated
- 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: 18 Oct 2005 00:07:32 -0000
- Subject: [Bug rtl-optimization/24418] Redudant compare to zero not eliminated
- References: <bug-24418-11457@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from pinskia at gcc dot gnu dot org 2005-10-18 00:07 -------
This is a partial regression from 2.95.3 and 3.3.3, 3.2.3 and 3.0.4:
where we had:
subl 28(%ebp),%eax
jne .L7
...
.L7:
testl %eax,%eax
jle .L8
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
GCC build triplet|i686-pc-linux-gnu |
GCC host triplet|i686-pc-linux-gnu |
Keywords| |missed-optimization
Last reconfirmed|0000-00-00 00:00:00 |2005-10-18 00:07:31
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24418