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[Bug middle-end/33181] [4.3 Regression] Revision 127766 generates bad cmov
- From: "hjl at lucon dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 26 Aug 2007 15:01:07 -0000
- Subject: [Bug middle-end/33181] [4.3 Regression] Revision 127766 generates bad cmov
- References: <bug-33181-682@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from hjl at lucon dot org 2007-08-26 15:01 -------
(In reply to comment #8)
>
> > 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
> >
> > PR middle-end/33181
> > * ifcvt.c (noce_process_if_block): Don't move insn across
> > basic block.
> >
...
>
> Yes. Or if we have domiantors available check if BB(insn_b) dominates
> BB(if_info->cond_earliest).
>
> Richard.
>
A patch is posted at
http://gcc.gnu.org/ml/gcc-patches/2007-08/msg01737.html
--
hjl at lucon dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
URL| |http://gcc.gnu.org/ml/gcc-
| |patches/2007-
| |08/msg01737.html
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33181