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From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/18291] [4.0 Regression]: ICE in merge_alias_info Date: Wed, 01 Dec 2004 18:54:00 -0000 [thread overview] Message-ID: <20041201185417.20277.qmail@sourceware.org> (raw) In-Reply-To: <20041103204310.18291.snyder@fnal.gov> ------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-12-01 18:54 ------- Subject: Bug 18291 CVSROOT: /cvs/gcc Module name: gcc Changes by: dnovillo@gcc.gnu.org 2004-12-01 18:54:05 Modified files: gcc : ChangeLog tree-ssa-copy.c gcc/testsuite : ChangeLog Added files: gcc/testsuite/gcc.c-torture/compile: pr18291.c Log message: PR tree-optimization/18291 * tree-ssa-copy.c (merge_alias_info): Fix merging of flow-sensitive alias information. If the new pointer has no name tag, copy it from the original pointer. Otherwise, make sure that the pointed-to sets have a common intersection. testsuite/ChangeLog PR tree-optimization/18291 * testsuite/gcc.c-torture/compile/pr18291.c: New test. Patches: http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.6663&r2=2.6664 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-copy.c.diff?cvsroot=gcc&r1=2.20&r2=2.21 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.4699&r2=1.4700 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/compile/pr18291.c.diff?cvsroot=gcc&r1=NONE&r2=1.1 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18291
next prev parent reply other threads:[~2004-12-01 18:54 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2004-11-03 20:43 [Bug tree-optimization/18291] New: 4.0: " gcc-bugzilla at gcc dot gnu dot org 2004-11-03 21:02 ` [Bug tree-optimization/18291] [4.0 Regression]: " pinskia at gcc dot gnu dot org 2004-11-03 21:13 ` dnovillo at gcc dot gnu dot org 2004-11-06 22:13 ` reichelt at gcc dot gnu dot org 2004-11-06 23:24 ` pinskia at gcc dot gnu dot org 2004-11-06 23:30 ` pinskia at gcc dot gnu dot org 2004-11-26 22:11 ` dberlin at gcc dot gnu dot org 2004-11-26 22:50 ` dnovillo at gcc dot gnu dot org 2004-11-26 22:53 ` Diego Novillo 2004-11-26 22:53 ` dnovillo at redhat dot com 2004-12-01 18:54 ` cvs-commit at gcc dot gnu dot org [this message] 2004-12-01 19:19 ` dnovillo at gcc dot gnu dot org
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