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[Bug c/33049] AVR: bit extraction non optimal, inversing logic solves problem
- From: "wvangulik at xs4all dot nl" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 11 Aug 2007 17:56:29 -0000
- Subject: [Bug c/33049] AVR: bit extraction non optimal, inversing logic solves problem
- References: <bug-33049-14966@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from wvangulik at xs4all dot nl 2007-08-11 17:56 -------
Created an attachment (id=14053)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14053&action=view)
examples of good extraction and bad extraction
Adding the test file showing the missed optimization
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33049