1override A:=PASS_A
 2A:=FAIL_A
 3
 4override define B
 5PASS_B
 6endef
 7B:=FAIL_B
 8
 9override C := FAIL_C
10override C := PASS_C
11C := FAIL_C2
12
13test:
14	echo $(A)
15	echo $(origin A)
16	echo $(B)
17	echo $(origin B)
18	echo $(C)
19	echo $(origin C)