[Bug tree-optimization/44977] [4.4 Regression] ice in propagate_rhs_into_lhs, at tree-ssa-dom.c:2728

[rguenth at gcc dot gnu dot org]

------- Comment #8 from rguenth at gcc dot gnu dot org  2010-07-27 13:05 -------
Subject: Bug 44977

Author: rguenth
Date: Tue Jul 27 13:05:17 2010
New Revision: 162565

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=162565
Log:
2010-07-27  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/44977
        * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not create invalid
        SSA form.

        * gcc.dg/torture/pr44977.c: New testcase.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/torture/pr44977.c
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_4-branch/gcc/tree-ssa-dom.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44977