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			10 lines
		
	
	
		
			125 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
			
		
		
	
	
			10 lines
		
	
	
		
			125 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
//@ proc-macro: issue-38586.rs
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#[macro_use]
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extern crate issue_38586;
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#[derive(A)] //~ ERROR `foo`
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struct A;
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fn main() {}
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