[Bug tree-optimization/48271] ICE: SIGSEGV in tree_ssa_dominator_optimize (tree-ssa-dom.c:2964) with -O -ftree-vrp -fno-guess-branch-probability -fnon-call-exceptions

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48271

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-03-24 14:43:22 UTC ---
Author: rguenth
Date: Thu Mar 24 14:43:16 2011
New Revision: 171395

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171395
Log:
2011-03-24  Richard Guenther  <rguenther@suse.de>

    PR tree-optimization/48271
    * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
    blocks that still exist.

    * g++.dg/torture/pr48271.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr48271.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-dom.c