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Add test for #28936
Closes #28936.
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// Copyright 2015 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. | ||
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pub type Session = i32; | ||
pub struct StreamParser<'a, T> { | ||
_tokens: T, | ||
_session: &'a mut Session, | ||
} | ||
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impl<'a, T> StreamParser<'a, T> { | ||
pub fn thing(&mut self) -> bool { true } | ||
} | ||
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pub fn parse_stream<T: Iterator<Item=i32>, U, F>( | ||
_session: &mut Session, _tokens: T, _f: F) -> U | ||
where F: Fn(&mut StreamParser<T>) -> U { panic!(); } | ||
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pub fn thing(session: &mut Session) { | ||
let mut stream = vec!(1, 2, 3).into_iter(); | ||
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let _b = parse_stream(session, | ||
stream.by_ref(), | ||
// replacing the above with the following fixes it | ||
//&mut stream, | ||
|p| p.thing()); | ||
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} | ||
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fn main() {} |