1# Preparation: create foo.c
 2test1:
 3	touch foo.c
 4
 5# foo.o should match the pattern rule below.
 6test2: foo.o
 7
 8%.o: %.c
 9	echo FAIL
10
11# This passes with GNU make 4.0 but fails with 3.81.
12#%o: %c
13#	echo FAIL2
14
15# The last one should be used.
16%.o: %.c
17	echo PASS