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			17 lines
		
	
	
		
			590 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
			
		
		
	
	
			17 lines
		
	
	
		
			590 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
fn main() {
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    (0..)
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        .map(
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            #[target_feature(enable = "")]
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            //~^ ERROR: attribute should be applied to a function
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            //~| ERROR: feature named `` is not valid
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            //~| NOTE: `` is not valid for this target
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            #[track_caller]
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            //~^ ERROR: `#[track_caller]` on closures is currently unstable
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            //~| NOTE: see issue #87417
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            //~| NOTE: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
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            |_| (),
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            //~^ NOTE: not a function
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        )
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        .next();
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}
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