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[Bug tree-optimization/22037] [4.1 Regression] internal compiler error: verify_ssa failed
- From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 4 Aug 2005 18:16:51 -0000
- Subject: [Bug tree-optimization/22037] [4.1 Regression] internal compiler error: verify_ssa failed
- References: <20050612151318.22037.mathieu@malaterre.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-08-04 18:16 -------
Subject: Bug 22037
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: dnovillo@gcc.gnu.org 2005-08-04 18:16:41
Modified files:
gcc : ChangeLog passes.c tree-cfg.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/g++.dg/tree-ssa: pr22037.C
Log message:
PR 22037
* tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
(tree_merge_blocks): Propagate anything allowed by
may_propagate_copy.
Clarify documentation.
* passes.c (execute_todo): If cleanup_tree_cfg invalidated the
SSA form, schedule an update if necessary.
testsuite/ChangeLog
PR 22037
* g++.dg/tree-ssa/pr22037.C:
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9654&r2=2.9655
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/passes.c.diff?cvsroot=gcc&r1=2.108&r2=2.109
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-cfg.c.diff?cvsroot=gcc&r1=2.213&r2=2.214
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5877&r2=1.5878
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/tree-ssa/pr22037.C.diff?cvsroot=gcc&r1=NONE&r2=1.1
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22037