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[Bug target/25005] [4.1/4.2 regression] ICE in extract_constrain_insn_cached, at recog.c:2002
- 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: 23 Dec 2005 09:43:39 -0000
- Subject: [Bug target/25005] [4.1/4.2 regression] ICE in extract_constrain_insn_cached, at recog.c:2002
- References: <bug-25005-102@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from jakub at gcc dot gnu dot org 2005-12-23 09:43 -------
Subject: Bug 25005
Author: jakub
Date: Fri Dec 23 09:43:36 2005
New Revision: 109013
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=109013
Log:
PR target/25005
* regrename.c (replace_oldest_value_reg): Use validate_change with
IN_GROUP set to 1 instead of doing direct modifications.
(copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
replacements have been performed on an instruction, use
apply_change_group ().
* g++.dg/opt/pr25005.C: New test.
Added:
trunk/gcc/testsuite/g++.dg/opt/pr25005.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/regrename.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25005