[Bug c++/58252] [4.9 Regression] ice in gimple_get_virt_method_for_binfo with -O2

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58252

--- Comment #13 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Author: hubicka
Date: Fri Jan 10 09:33:24 2014
New Revision: 206516

URL: http://gcc.gnu.org/viewcvs?rev=206516&root=gcc&view=rev
Log:

    PR ipa/58252
    PR ipa/59226
    * ipa-devirt.c record_target_from_binfo): Take as argument
    stack of binfos and lookup matching one for virtual inheritance.
    (possible_polymorphic_call_targets_1): Update.

    * g++.dg/ipa/devirt-20.C: New testcase.    
    * g++.dg/torture/pr58252.C: Likewise.
    * g++.dg/torture/pr59226.C: Likewise.

Added:
    trunk/gcc/testsuite/g++.dg/ipa/devirt-20.C
    trunk/gcc/testsuite/g++.dg/torture/pr58252.C
    trunk/gcc/testsuite/g++.dg/torture/pr59226.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ipa-devirt.c
    trunk/gcc/testsuite/ChangeLog