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[Bug tree-optimization/50569] [4.6/4.7 regression] unaligned memory accesses generated for memcpy
- From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 09 Dec 2011 08:45:18 +0000
- Subject: [Bug tree-optimization/50569] [4.6/4.7 regression] unaligned memory accesses generated for memcpy
- Auto-submitted: auto-generated
- References: <bug-50569-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50569
Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |WAITING
Known to work| |4.4.6, 4.5.4
Keywords| |wrong-code
Last reconfirmed| |2011-12-09
Component|middle-end |tree-optimization
CC| |ebotcazou at gcc dot
| |gnu.org
Ever Confirmed|0 |1
Summary|Wrong code error: memcpy |[4.6/4.7 regression]
|eliminated when it is |unaligned memory accesses
|needed |generated for memcpy
Target Milestone|--- |4.6.3
Known to fail| |4.6.1, 4.7.0
--- Comment #9 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2011-12-09 08:45:18 UTC ---
Please try the 4.6 branch (or a snapshot with the fix for PR tree-opt/51315).