root/as/err/err_121.casl

/* [<][>][^][v][top][bottom][index][help] */ 
   1 MAIN    START   BEGIN
   2 BEGIN   LD      GR1, A
   3         ADDA    GR1,B
   4         RET
   5 A       DC      3
   6 B       DC      1
   7         END
/* [<][>][^][v][top][bottom][index][help] */