pt.c (tsubst_decl, [...]): Clear DECL_SAVED_TREE.
* pt.c (tsubst_decl, case FUNCTION_DECL): Clear DECL_SAVED_TREE.
(tsubst_friend_function): Copy it here.
* decl.c (grok_op_properties): Fix typo.
* decl2.c (delete_sanity): Clarify warning, avoid failure on
deleting void*.
* pt.c (check_explicit_specialization): Clarify error.
* decl.c (pushdecl): Also pull out one of the FUNCTION_DECLs from
an old OVERLOAD when we're declaring a non-function.
(pushdecl, destroy_local_var): Check for error_mark_node.
(warn_extern_redeclared_static): Also bail early if
we're a CONST_DECL.
(push_overloaded_decl): Ignore an old error_mark_node.
From-SVN: r34652