anchor.diff:  // goto statement
   
   goToStatement :
  -	GO TO?
  -	(
  -		procedureName+ (DEPENDING ON? identifier)?
  -		| MORE_LABELS
  -	)
  +	GO TO? (goToStatementSimple | goToDependingOnStatement)
  +;
  +
  +goToStatementSimple :
  +	procedureName
  +;
  +
  +goToDependingOnStatement :
  +	procedureName+ (DEPENDING ON? identifier)? | MORE_LABELS
   ;
   
   // if statement
  
positive.code: 
  computeStatement :
  	COMPUTE (identifier ROUNDED?)+
  	(EQUALCHAR | EQUAL)
  	arithmeticExpression
  	(ON? SIZE ERROR statements)?
  	(NOT ON? SIZE ERROR statements)?
  	END_COMPUTE?
  ;
  
negative.code: ;
  
  closeRelativeStatement :
  	WITH? (NO REWIND | LOCK)
  ;
  
  closePortFileIOStatement :
  