[Bug middle-end/58585] [4.9 Regression] ICE in ipa with virtual inheritance

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58585

--- Comment #21 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Author: hubicka
Date: Fri Jan 10 21:34:37 2014
New Revision: 206543

URL: http://gcc.gnu.org/viewcvs?rev=206543&root=gcc&view=rev
Log:

    PR ipa/58585
    * ipa-devirt.c (build_type_inheritance_graph): Also add types of vtables
    into the type inheritance graph.

    * g++.dg/torture/pr58585.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr58585.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ipa-devirt.c
    trunk/gcc/testsuite/ChangeLog