[Bug tree-optimization/36339] [4.3/4.4 Regression] not call clobbering variable for non common offset

["rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #5 from rguenth at gcc dot gnu dot org  2008-05-27 13:24 -------
Subject: Bug 36339

Author: rguenth
Date: Tue May 27 13:23:34 2008
New Revision: 136031

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=136031
Log:
2008-05-27  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/36339
        * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
        pointers cause all addressable variables to be call clobbered.

        * gcc.c-torture/execute/pr36339.c: New testcase.
        * gcc.dg/tree-ssa/loadpre8.c: XFAIL.

Added:
    branches/gcc-4_3-branch/gcc/testsuite/gcc.c-torture/execute/pr36339.c
Modified:
    branches/gcc-4_3-branch/gcc/ChangeLog
    branches/gcc-4_3-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/tree-ssa/loadpre8.c
    branches/gcc-4_3-branch/gcc/tree-ssa-alias.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36339