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  1. import java.util.concurrent.Callable;
  2.  
  3. /* Name of the class has to be "Main" only if the class is public. */
  4. class Ideone
  5. {
  6. 	Callable<?> x = this::clone;
  7. 	Throwing z = super::finalize;
  8. 	Callable<?> y = super::clone;
  9.  
  10. 	interface Throwing {
  11. 		void run() throws Error;
  12. 	}
  13. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
Main.java:7: error: incompatible types: invalid method reference
	Throwing z = super::finalize;
	             ^
    finalize() has protected access in Object
Main.java:8: error: incompatible types: invalid method reference
	Callable<?> y = super::clone;
	                ^
    clone() has protected access in Object
2 errors
stdout
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Standard output is empty
https://ideone.com/7uPDeZ
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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