Select this to check all numeric data items for valid numeric values when processing intermediate code. If a non-numeric value
                     is detected, run-time error 163 (Illegal character in numeric field) is produced. 
                     				
                     If you don't select this, data types are not checked. The result of moving a non-numeric value to a numeric data item is unpredictable.
                        
                        				
                     
 
                     				
                      Equivalent switch: 
                        				  F