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			64 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Rust
		
	
	
	
	
	
			
		
		
	
	
			64 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			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 small = [1, 2];
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    let big = [0u8; 33];
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    // Expressions that should trigger the lint
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    small.iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    [1, 2].iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    big.iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    [0u8; 33].iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    Box::new(small).iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    Box::new([1, 2]).iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    Box::new(big).iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    Box::new([0u8; 33]).iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    Box::new(Box::new(small)).iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    Box::new(Box::new([1, 2])).iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    Box::new(Box::new(big)).iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    Box::new(Box::new([0u8; 33])).iter();
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    //~^ WARNING this method call resolves to `<&[T; N] as IntoIterator>::into_iter`
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    //~| WARNING this changes meaning
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    // Expressions that should not
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    (&[1, 2]).into_iter();
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    (&small).into_iter();
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    (&[0u8; 33]).into_iter();
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    (&big).into_iter();
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    for _ in &[1, 2] {}
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    (&small as &[_]).into_iter();
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    small[..].into_iter();
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    std::iter::IntoIterator::into_iter(&[1, 2]);
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    #[allow(array_into_iter)]
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    [0, 1].into_iter();
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}
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