--	VHDL code  position: p268_ex9_7_sequence_statement_next2
--	Note	:	This is code for explaing sequence_statement  of VHDL 
--	See Also:   example 9-6,  9_7, 
--  Debug	:   no debug  
---------------------------------------------------------------------------------
	
				
-- 3 kinds of loop statement 
	NEXT														--- 1
	NEXT LOOP statement mark									--- 2							
	NEXT LOOP statement mark WHEN condition expression			--- 3
--- Fellowing is example anbout multi-LOOP statement
......
L_x:	
	FOR cnt_value IN 1 TO 8 LOOP
	S1:	
		a( cnt_value )	:=	'0';
		K:=0;
L_y:
	LOOP
	
	S2:
		b( k )	:= '0';
	NEXT L_x	WHEN ( e < f )
	S3:
		b(k+8):='0';
		k:=k+1;
	NEXT LOOP L_y;
	NEXT LOOP L_x;
	
	
......


