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[Bug middle-end/48377] [4.6 regression] miscompilation at -O3
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 31 Mar 2011 09:53:02 +0000
- Subject: [Bug middle-end/48377] [4.6 regression] miscompilation at -O3
- Auto-submitted: auto-generated
- References: <bug-48377-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48377
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |WAITING
Last reconfirmed| |2011.03.31 09:52:51
Target Milestone|--- |4.6.1
Ever Confirmed|0 |1
--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-03-31 09:52:51 UTC ---
Does the issue reproduce without using -ftree-loop-linear? In general try
to avoid loads of -f switches and stick to basic (and well tested) -Ox
options. Does it fail with just -O3?