benchmark: fix makefile

diff --git a/tests/benchmark/Makefile b/tests/benchmark/Makefile
index b2922ce0b99d5fa01939a0d84baaed641b1f5164..cfccda9ec0b4f8545e53fc2079fa3d97d81f8486 100644 (file)
--- a/tests/benchmark/Makefile
+++ b/tests/benchmark/Makefile
@@ -4,9 +4,9 @@ LFLAGS=-lpthread -lust
 
 all: bench1 bench2
 
-bench1:
+bench1: bench.c
        $(CC) $(CFLAGS) $(LFLAGS) -o bench1 bench.c
-bench2:
+bench2: bench.c
        $(CC) $(CFLAGS) $(LFLAGS) -DMARKER -o bench2 bench.c