1 files changed, 5 insertions, 0 deletions
diff --git a/blame.c b/blame.c
index 8cfd5d94c7..3e227d2712 100644
--- a/blame.c
+++ b/blame.c
@@ -18,7 +18,9 @@
 #include "revision.h"
 #include "xdiff-interface.h"
 
+#ifndef DEBUG
 #define DEBUG 0
+#endif
 
 static const char blame_usage[] = "git-blame [-c] [-l] [-t] [-S <revs-file>] [--] file [commit]\n"
 	"  -c, --compatibility Use the same output mode as git-annotate (Default: off)\n"
@@ -232,6 +234,9 @@ static void print_map(struct commit *cmit, struct commit *other)
 	    util2->num_lines ? util->num_lines : util2->num_lines;
 	int num;
 
+	if (print_map == NULL)
+		; /* to avoid "unused function" warning */
+
 	for (i = 0; i < max; i++) {
 		printf("i: %d ", i);
 		num = -1;