module type META_LOC =sig..end
val meta_loc_patt : Camlp4.Sig.Camlp4Ast.loc ->
Camlp4.Sig.Camlp4Ast.loc -> Camlp4.Sig.Camlp4Ast.pattval meta_loc_expr : Camlp4.Sig.Camlp4Ast.loc ->
Camlp4.Sig.Camlp4Ast.loc -> Camlp4.Sig.Camlp4Ast.expr