rust/src/test/ui/generator/pattern-borrow.rs

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// Copyright 2018 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 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![feature(generators)]
enum Test { A(i32), B, }
fn main() { }
fn fun(test: Test) {
move || {
if let Test::A(ref _a) = test { //~ ERROR borrow may still be in use when generator yields
yield ();
}
};
}