exampleのディレクトリ構造を変更

example/Makefile

-SRCS := \
-	fizzbuzz.c
-
-LLS := ${SRCS:.c=.ll}
-LLS_0 := ${SRCS:%.c=%-0.ll}
-LLS_1 := ${SRCS:%.c=%-1.ll}
-LLS_2 := ${SRCS:%.c=%-2.ll}
-BINS := ${LLS:.ll=} ${LLS_0:.ll=} ${LLS_1:.ll=} ${LLS_2:.ll=}
-
 .PHONY: all test clean
 
-all: ${BINS}
-
-test: ${BINS}
-	./fizzbuzz > fizzbuzz.txt
-	./fizzbuzz-0 > fizzbuzz-0.txt
-	./fizzbuzz-1 > fizzbuzz-1.txt
-	./fizzbuzz-2 > fizzbuzz-2.txt
-
-${BINS}: ${LLS} ${LLS_0} ${LLS_1} ${LLS_2}
-
-%.ll: %.c
-	clang -emit-llvm -S -O2 -o $@ $<
-
-%-0.ll: %.ll
-	opt-6.0 -load ../nykk.so -block-wm -watermark=0 -S -o $@ $<
-%-1.ll: %.ll
-	opt-6.0 -load ../nykk.so -block-wm -watermark=1 -S -o $@ $<
-%-2.ll: %.ll
-	opt-6.0 -load ../nykk.so -block-wm -watermark=2 -S -o $@ $<
+all:
+	${MAKE} -C fizzbuzz
 
-%: %.ll
-	clang -o $@ $<
+test:
+	${MAKE} -C fizzbuzz test
 
 clean:
-	${RM} ${BINS} *.ll *.txt
+	${MAKE} -C fizzbuzz clean

example/fizzbuzz.c

-#include <stdio.h>
-
-int main(void)
-{
-	for (int i = 1; i <= 50; i++)
-	{
-		if (i % (3 * 5) == 0)
-		{
-			printf("Fizz Buzz\n");
-		}
-		else if (i % 3 == 0)
-		{
-			printf("Fizz\n");
-		}
-		else if (i % 5 == 0)
-		{
-			printf("Buzz\n");
-		}
-		else
-		{
-			printf("%d\n", i);
-		}
-	}
-}

example/fizzbuzz/Makefile

+SRCS := \
+	fizzbuzz.c
+
+LLS := ${SRCS:.c=.ll}
+LLS_0 := ${SRCS:%.c=%-0.ll}
+LLS_1 := ${SRCS:%.c=%-1.ll}
+LLS_2 := ${SRCS:%.c=%-2.ll}
+BINS := ${LLS:.ll=} ${LLS_0:.ll=} ${LLS_1:.ll=} ${LLS_2:.ll=}
+
+.PHONY: all test clean
+
+all: ${BINS}
+
+test: ${BINS}
+	./fizzbuzz > fizzbuzz.txt
+	./fizzbuzz-0 > fizzbuzz-0.txt
+	./fizzbuzz-1 > fizzbuzz-1.txt
+	./fizzbuzz-2 > fizzbuzz-2.txt
+
+${BINS}: ${LLS} ${LLS_0} ${LLS_1} ${LLS_2}
+
+%.ll: %.c
+	clang -emit-llvm -S -O2 -o $@ $<
+
+%-0.ll: %.ll
+	opt-6.0 -load ../../nykk.so -block-wm -watermark=0 -S -o $@ $<
+%-1.ll: %.ll
+	opt-6.0 -load ../../nykk.so -block-wm -watermark=1 -S -o $@ $<
+%-2.ll: %.ll
+	opt-6.0 -load ../../nykk.so -block-wm -watermark=2 -S -o $@ $<
+
+%: %.ll
+	clang -o $@ $<
+
+clean:
+	${RM} ${BINS} *.ll *.txt