[Bug lto/65475] [5 Regression] ICE in odr_vtable_hasher::equal (Segmentation fault)

[hubicka at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65475

--- Comment #6 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Author: hubicka
Date: Fri Mar 20 18:19:18 2015
New Revision: 221542

URL: https://gcc.gnu.org/viewcvs?rev=221542&root=gcc&view=rev
Log:

    PR ipa/65475
    * ipa-devirt.c (add_type_duplicate): Prevail polymorphic type over
    non-polymorphic
    * g++.dg/lto/pr65475_0.C: New testcase.
    * g++.dg/lto/pr65475_1.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/lto/pr65475_0.C
    trunk/gcc/testsuite/g++.dg/lto/pr65475_1.C
Modified:
    trunk/gcc/ipa-devirt.c
    trunk/gcc/testsuite/ChangeLog