src/third_party/mozjs-45/build/pymake/tests/include-regen.mk - cobalt - Git at Google

 # avoid infinite loops by not remaking makefiles with
 # double-colon no-dependency rules
 # http://www.gnu.org/software/make/manual/make.html#Remaking-Makefiles
 -include notfound.mk

 all:
 	@echo TEST-PASS

 notfound.mk::
 	@echo TEST-FAIL
	# avoid infinite loops by not remaking makefiles with
	# double-colon no-dependency rules
	# http://www.gnu.org/software/make/manual/make.html#Remaking-Makefiles
	-include notfound.mk

	all:
	@echo TEST-PASS

	notfound.mk::
	@echo TEST-FAIL