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[Bug rtl-optimization/23837] [4.0/4.1/4.2 regression] Wrong code with REG_NO_CONFLICT notes (caused by combine)
- From: "steven at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 16 Dec 2005 22:19:14 -0000
- Subject: [Bug rtl-optimization/23837] [4.0/4.1/4.2 regression] Wrong code with REG_NO_CONFLICT notes (caused by combine)
- References: <bug-23837-5724@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #29 from steven at gcc dot gnu dot org 2005-12-16 22:19 -------
Subject: Bug 23837
Author: steven
Date: Fri Dec 16 22:19:09 2005
New Revision: 108690
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=108690
Log:
PR rtl-optimization/23837
* optabs.c (expand_binop): For a multi-word rotate, never emit
a REG_NO_CONFLICT block.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/optabs.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23837