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[Bug middle-end/23666] Fold does not reduce C - ~a into a + (C+1)
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 27 Nov 2005 22:26:15 -0000
- Subject: [Bug middle-end/23666] Fold does not reduce C - ~a into a + (C+1)
- References: <bug-23666-6528@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from pinskia at gcc dot gnu dot org 2005-11-27 22:26 -------
After the patch which I am about to test, we get this with -fwrapv (yes that is
weird we get it with something which should be cause optimizations not to
happen and not the other way around).
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23666