PROGRAM FILE 171: EXCEPTION - LOG OF A NEGATIVE QUANTITY                        
        IN AN ARGUMENT.                                                         
    ANSI STANDARD 8.5, 16.2                                                     
                                                                                
SECTION 171.1: EXCEPTION - LOG OF A NEGATIVE QUANTITY                           
        IN AN ARGUMENT.                                                         
                                                                                
TO PASS THIS TEST:                                                              
                                                                                
    1) A MESSAGE IDENTIFYING THE EXCEPTION MUST BE                              
       DISPLAYED, AND                                                           
                                                                                
    2) EXECUTION MUST TERMINATE                                                 
                                                                                
               BEGIN TEST                                                       
                                                                                
ABOUT TO EVALUATE FNT(LOG(-2)),                                                 
WHERE FNT(X) = X/3                                                              
                                                                                
                                                                                
ERROR in line 270: ILLEGAL FUUNCTION CALL: LOG(X)                               
