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[Bug rtl-optimization/28651] signed compare incorrectly false for (int)(U+4)<(int)U where U is unsigned INT_MAX (for optimized x86)
- 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: 8 Aug 2006 16:06:27 -0000
- Subject: [Bug rtl-optimization/28651] signed compare incorrectly false for (int)(U+4)<(int)U where U is unsigned INT_MAX (for optimized x86)
- References: <bug-28651-4912@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from rguenth at gcc dot gnu dot org 2006-08-08 16:06 -------
Confirmed. After combine it's broked.
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |rguenth at gcc dot gnu dot
| |org
Status|UNCONFIRMED |NEW
Component|c |rtl-optimization
Ever Confirmed|0 |1
GCC target triplet| |i686-*-*
Keywords| |wrong-code
Last reconfirmed|0000-00-00 00:00:00 |2006-08-08 16:06:27
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28651