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[Bug rtl-optimization/23837] [4.0/4.1 regression] Wrong code with REG_NO_CONFLICT notes (caused by combine)
- From: "steven at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 16 Dec 2005 22:25:09 -0000
- Subject: [Bug rtl-optimization/23837] [4.0/4.1 regression] Wrong code with REG_NO_CONFLICT notes (caused by combine)
- References: <bug-23837-5724@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #30 from steven at gcc dot gnu dot org 2005-12-16 22:25 -------
Should be fixed on the trunk.
I guess the patch could be backported to all active branches, the bug is latent
but present in all GCCs releases since 2.early.
--
steven at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[4.0/4.1/4.2 regression] |[4.0/4.1 regression] Wrong
|Wrong code with |code with REG_NO_CONFLICT
|REG_NO_CONFLICT notes |notes (caused by combine)
|(caused by combine) |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23837