michael@0: #T commandline: ['OBASIC=oval']
michael@0: 
michael@0: BASIC = val
michael@0: 
michael@0: TEST = $(TEST)
michael@0: 
michael@0: TEST2 = $(TES
michael@0: TEST2 += T)
michael@0: 
michael@0: TES T = val
michael@0: 
michael@0: RECVAR = foo
michael@0: RECVAR += var baz 
michael@0: 
michael@0: IMMVAR := bloo
michael@0: IMMVAR += $(RECVAR)
michael@0: 
michael@0: BASIC ?= notval
michael@0: 
michael@0: all: BASIC = valall
michael@0: all: RECVAR += $(BASIC)
michael@0: all: IMMVAR += $(BASIC)
michael@0: all: UNSET += more
michael@0: all: OBASIC += allmore
michael@0: 
michael@0: CHECKLIT = $(NULL) check
michael@0: all: CHECKLIT += appendliteral
michael@0: 
michael@0: RECVAR = blimey
michael@0: 
michael@0: TESTEMPTY = \
michael@0: 	$(NULL)
michael@0: 
michael@0: all: other
michael@0: 	test "$(TEST2)" = "val"
michael@0: 	test '$(value TEST2)' = '$$(TES T)'
michael@0: 	test "$(RECVAR)" = "blimey valall"
michael@0: 	test "$(IMMVAR)" = "bloo foo var baz  valall"
michael@0: 	test "$(UNSET)" = "more"
michael@0: 	test "$(OBASIC)" = "oval"
michael@0: 	test "$(CHECKLIT)" = " check appendliteral"
michael@0: 	test "$(TESTEMPTY)" = ""
michael@0: 	@echo TEST-PASS
michael@0: 
michael@0: OVAR = oval
michael@0: OVAR ?= onotval
michael@0: 
michael@0: other: OVAR ?= ooval
michael@0: other: LATERVAR ?= lateroverride
michael@0: 
michael@0: LATERVAR = olater
michael@0: 
michael@0: other:
michael@0: 	test "$(OVAR)" = "oval"
michael@0: 	test "$(LATERVAR)" = "lateroverride"