// Copyright 2016 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. struct S; impl S { fn f(self: _) {} //~ERROR the type placeholder `_` is not allowed within types on item sig fn g(self: &_) {} //~ERROR the type placeholder `_` is not allowed within types on item sig } fn main() {}