0: IOTEST START
cl->label: IOTEST
cl->cmd: START
cl->opdc: 0

1: 	OUT OBUF1,OLEN1
cl->cmd: OUT
cl->opdc: 2
cl->opdv[0]: OBUF1
cl->opdv[1]: OLEN1

2: 	OUT OBUF2,OLEN2	;comment
cl->cmd: OUT
cl->opdc: 2
cl->opdv[0]: OBUF2
cl->opdv[1]: OLEN2

3: 	OUT OBUF1,OLEN1 
cl->cmd: OUT
cl->opdc: 2
cl->opdv[0]: OBUF1
cl->opdv[1]: OLEN1

4: 	OUT OBUF1,OLEN1 
cl->cmd: OUT
cl->opdc: 2
cl->opdv[0]: OBUF1
cl->opdv[1]: OLEN1

5: 	OUT OBUF2,OLEN2	
cl->cmd: OUT
cl->opdc: 2
cl->opdv[0]: OBUF2
cl->opdv[1]: OLEN2

6: 	OUT OBUF1, OLEN1 
cl->cmd: OUT
cl->opdc: 1
cl->opdv[0]: OBUF1
	error - 121: cannot get operand token

7: BEGIN	LD	GR1, A
cl->label: BEGIN
cl->cmd: LD
cl->opdc: 1
cl->opdv[0]: GR1
	error - 121: cannot get operand token

8: 
cl is NULL

9: 	;comment
cl is NULL