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			15 lines
		
	
	
		
			389 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			15 lines
		
	
	
		
			389 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
error[E0282]: type annotations needed
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  --> $DIR/unconstrained-none.rs:4:5
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LL |     None;
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   |     ^^^^ cannot infer type of the type parameter `T` declared on the enum `Option`
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help: consider specifying the generic argument
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LL |     None::<T>;
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   |         +++++
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0282`.
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