This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug debug/42662] [4.5 Regression] invalid rtl sharing found in the insn
- From: "jakub 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 Jan 2010 09:45:38 -0000
- Subject: [Bug debug/42662] [4.5 Regression] invalid rtl sharing found in the insn
- References: <bug-42662-9596@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #8 from jakub at gcc dot gnu dot org 2010-01-12 09:45 -------
Subject: Bug 42662
Author: jakub
Date: Tue Jan 12 09:45:19 2010
New Revision: 155831
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155831
Log:
PR debug/42662
* simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
sharing when canonicalizing ({lt,ge}u (plus a b) b).
* gcc.dg/pr42662.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr42662.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/simplify-rtx.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42662