PR c++/39070
        * semantics.c (finish_call_expr): Change koenig_p parm to int.
        If -1, don't set KOENIG_LOOKUP_P but do keep hidden candidates.
        * cp-tree.h: Adjust prototype.
        * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Pass -1.

From-SVN: r144161