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https://github.com/rust-lang/rust
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31 lines
951 B
Rust
31 lines
951 B
Rust
//@ run-pass
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//@ run-rustfix
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//@ rustfix-only-machine-applicable
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#[allow(unused_must_use, unused_allocation)]
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fn main() {
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let boxed = vec![1, 2].into_boxed_slice();
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// Expressions that should trigger the lint
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boxed.iter();
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//~^ WARNING this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter`
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//~| WARNING this changes meaning
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Box::new(boxed.clone()).iter();
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//~^ WARNING this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter`
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//~| WARNING this changes meaning
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Box::new(Box::new(boxed.clone())).iter();
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//~^ WARNING this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter`
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//~| WARNING this changes meaning
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// Expressions that should not
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(&boxed).into_iter();
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for _ in &boxed {}
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(&boxed as &[_]).into_iter();
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boxed[..].into_iter();
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std::iter::IntoIterator::into_iter(&boxed);
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#[allow(boxed_slice_into_iter)]
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boxed.into_iter();
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}
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