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[Bug middle-end/51442] volatile bitfields broken on arm
- From: "rearnsha at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 07 Dec 2011 10:55:17 +0000
- Subject: [Bug middle-end/51442] volatile bitfields broken on arm
- Auto-submitted: auto-generated
- References: <bug-51442-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51442
--- Comment #3 from Richard Earnshaw <rearnsha at gcc dot gnu.org> 2011-12-07 10:55:17 UTC ---
(In reply to comment #2)
> Created attachment 26010 [details]
> Only use BLKmode for volatile accesses which are not naturally aligned.
>
> Per Julian Brown's original email at
> http://gcc.gnu.org/ml/gcc-patches/2011-03/msg01477.html:
>
> gcc/
> * expr.c (expand_expr_real_1): Only use BLKmode for volatile
> accesses which are not naturally aligned.
If this patch is backported then so must:
http://gcc.gnu.org/ml/gcc-patches/2011-11/msg01390.html