[Bug lto/85078] [8 Regression] LTO ICE: tree check: expected tree that contains 'decl minimal' structure, have 'identifier_node' in decl_mangling_context, at cp/mangle.c:878

[hubicka at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85078

--- Comment #11 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Author: hubicka
Date: Tue Apr 10 06:33:38 2018
New Revision: 259264

URL: https://gcc.gnu.org/viewcvs?rev=259264&root=gcc&view=rev
Log:

        PR lto/85078
        * ipa-devirt.c (rebuild_type_inheritance-hash): New.
        * ipa-utils.h (rebuild_type_inheritance-hash): Declare.
        * tree.c (free_lang_data_in_type): Fix handling of binfos;
        walk basetypes.
        (free_lang_data): Rebuild type inheritance graph.
        * g++.dg/torture/pr85078.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr85078.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ipa-devirt.c
    trunk/gcc/ipa-utils.h
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree.c