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[Bug middle-end/32856] Invalid optimization in the face of aliasing
- From: "falk at debian dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Jul 2007 23:01:10 -0000
- Subject: [Bug middle-end/32856] Invalid optimization in the face of aliasing
- References: <bug-32856-3511@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #3 from falk at debian dot org 2007-07-22 23:01 -------
Can you give an example how n->next->next->prev and n->next might be at the
same address? I don't see any legal way to achieve that.
And FWIW, DEC C also optimizes like gcc does.
--
falk at debian dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |WAITING
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32856