This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/17528] [4.0 Regression] tree optimization incorrectly optimizes away entire function (incorrect aliasing detection?)
- 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: 17 Sep 2004 01:10:35 -0000
- Subject: [Bug tree-optimization/17528] [4.0 Regression] tree optimization incorrectly optimizes away entire function (incorrect aliasing detection?)
- References: <20040916215056.17528.rearnsha@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-09-17 01:10 -------
Subject: Bug 17528
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: dnovillo@gcc.gnu.org 2004-09-17 01:10:30
Modified files:
gcc : ChangeLog tree-ssa-alias.c
Log message:
PR tree-optimization/17528
* tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
erase the may-alias set for a tag when merging it with
another.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.5486&r2=2.5487
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-alias.c.diff?cvsroot=gcc&r1=2.35&r2=2.36
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17528