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[Bug rtl-optimization/27671] [4.2 Regression] optimization error on pentium4-Linux with %, regression from gcc-4.1.0
- 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 May 2006 21:19:13 -0000
- Subject: [Bug rtl-optimization/27671] [4.2 Regression] optimization error on pentium4-Linux with %, regression from gcc-4.1.0
- References: <bug-27671-6067@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from pinskia at gcc dot gnu dot org 2006-05-18 21:19 -------
Combine is causing the code to turn into:
(insn 17 16 18 2 (set (reg:CCGOC 17 flags)
(compare:CCGOC (mem/c/i:SI (reg/f:SI 16 argp) [0 k+0 S4 A32])
(const_int 0 [0x0]))) 3 {*cmpsi_ccno_1} (nil)
(nil))
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |pinskia at gcc dot gnu dot
| |org
Status|UNCONFIRMED |NEW
Component|regression |rtl-optimization
Ever Confirmed|0 |1
Keywords| |wrong-code
Last reconfirmed|0000-00-00 00:00:00 |2006-05-18 21:19:13
date| |
Summary|optimization error on |[4.2 Regression]
|pentium4-Linux with %, |optimization error on
|regression from gcc-4.1.0 |pentium4-Linux with %,
| |regression from gcc-4.1.0
Target Milestone|--- |4.2.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27671