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https://github.com/rust-lang/rust
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11 lines
259 B
Rust
11 lines
259 B
Rust
fn do_something<T>(collection: &mut Vec<T>) {
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let _a = &collection;
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collection.swap(1, 2); //~ ERROR also borrowed as immutable
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_a.use_ref();
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}
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fn main() { }
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trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { } }
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impl<T> Fake for T { }
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