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[Bug tree-optimization/28868] [4.2/4.3/4.4 Regression] Not eliminating the PHIs which have the same arguments
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 25 Mar 2009 13:18:37 -0000
- Subject: [Bug tree-optimization/28868] [4.2/4.3/4.4 Regression] Not eliminating the PHIs which have the same arguments
- References: <bug-28868-6528@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #16 from rguenth at gcc dot gnu dot org 2009-03-25 13:18 -------
Re-confirmed. The fix is to eliminate duplicate PHI nodes in eliminate() by
copy-propagating PHI value-numbers.
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Last reconfirmed|2009-02-04 10:14:52 |2009-03-25 13:18:37
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28868