* cp-tree.h (PTRMEM_OK_P): New macro.
(itf_ptrmem_ok): New enumeration value.
* class.c (resolve_address_of_overloaded_function): Add PTRMEM
argument. Diagnose implicit pointer to member.
(instantiate_type): Don't diagnose implicit pointer to member
here. Pass itf_ptrmem_ok if ok. Adjust calls to
resolve_address_of_overloaded_function.
* init.c (build_offset_ref): Set PTRMEM_OK_P.
(resolve_offset_ref): Don't diagnose implicit pointer to member here.
* semantics.c (finish_parenthesized_expr): Clear OFFSET_REFs here.
* typeck.c (build_x_unary_op): Calculate PTRMEM_OK_P.
(build_unary_op): Deal with single non-static member in
microsoft-land.
From-SVN: r35777
