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[Bug middle-end/43340] miscompiled code at -O2
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 12 Mar 2010 11:20:20 -0000
- Subject: [Bug middle-end/43340] miscompiled code at -O2
- References: <bug-43340-6642@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from rguenth at gcc dot gnu dot org 2010-03-12 11:20 -------
Candidates to try for -O1 vs. -O2 are -f[no-]tree-vrp, -f[no-]tree-pre,
-f[no-]strict-aliasing. You can also rule out inlining effects by
-fno-inline.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43340