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[Bug middle-end/47383] ivopts miscompiles Pmode != ptr_mode
- From: "hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 21 Jan 2011 05:52:56 +0000
- Subject: [Bug middle-end/47383] ivopts miscompiles Pmode != ptr_mode
- Auto-submitted: auto-generated
- References: <bug-47383-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47383
--- Comment #5 from H.J. Lu <hjl.tools at gmail dot com> 2011-01-21 05:52:47 UTC ---
Should ivopts use signed integer instead of unsigned integer
for index type if it is known to be negative?