44 lines
1.1 KiB
Rust
44 lines
1.1 KiB
Rust
// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use std::collections::HashSet;
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// See https://github.com/rust-lang-nursery/rust-clippy/issues/2774
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#[derive(Eq, PartialEq, Debug, Hash)]
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pub struct Bar {
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foo: Foo,
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}
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#[derive(Eq, PartialEq, Debug, Hash)]
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pub struct Foo {}
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#[allow(clippy::implicit_hasher)]
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// This should not cause a 'cannot relate bound region' ICE
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pub fn add_barfoos_to_foos<'a>(bars: &HashSet<&'a Bar>) {
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let mut foos = HashSet::new();
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foos.extend(
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bars.iter().map(|b| &b.foo)
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);
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}
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#[allow(clippy::implicit_hasher)]
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// Also this should not cause a 'cannot relate bound region' ICE
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pub fn add_barfoos_to_foos2(bars: &HashSet<&Bar>) {
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let mut foos = HashSet::new();
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foos.extend(
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bars.iter().map(|b| &b.foo)
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);
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}
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fn main() {}
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