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[Bug tree-optimization/53970] -ftree-vectorization does not handle well unaligned data
- 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: Wed, 18 Jul 2012 08:32:53 +0000
- Subject: [Bug tree-optimization/53970] -ftree-vectorization does not handle well unaligned data
- Auto-submitted: auto-generated
- References: <bug-53970-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53970
Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |ebotcazou at gcc dot
| |gnu.org
--- Comment #5 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-07-18 08:32:53 UTC ---
> That means that expr.c:contains_packed_reference does not work.
Absolutely, contains_packed_reference is wrong since DECL_PACKED is only meant
to drive stor-layout.c (and dwarf2out.c), i.e. it's only a declarative flag.