This is the mail archive of the gcc-bugs@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

[Bug tree-optimization/31797] [4.2/4.3 Regression] infinite loop in tree-ssa-pre or ICE



------- 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


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]