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			12 lines
		
	
	
		
			156 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
			
		
		
	
	
			12 lines
		
	
	
		
			156 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
//@ check-pass
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use std::ops::Deref;
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trait Foo {
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    fn foo() -> impl Deref<Target = impl Deref<Target = impl Sized>> {
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        &&()
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    }
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}
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fn main() {}
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