This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/31797] [4.2/4.3 Regression] infinite loop in tree-ssa-pre or ICE
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 12 May 2007 17:19:38 -0000
- Subject: [Bug tree-optimization/31797] [4.2/4.3 Regression] infinite loop in tree-ssa-pre or ICE
- References: <bug-31797-8160@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #19 from rguenth at gcc dot gnu dot org 2007-05-12 18:19 -------
Subject: Bug 31797
Author: rguenth
Date: Sat May 12 17:19:25 2007
New Revision: 124636
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=124636
Log:
2007-05-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/31797
* tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
propagate into a stmt that has volatile ops.
* gcc.c-torture/compile/pr31797.c: New testcase.
Added:
branches/gcc-4_2-branch/gcc/testsuite/gcc.c-torture/compile/pr31797.c
Modified:
branches/gcc-4_2-branch/gcc/ChangeLog
branches/gcc-4_2-branch/gcc/testsuite/ChangeLog
branches/gcc-4_2-branch/gcc/tree-ssa-forwprop.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31797