[PATCH 12/15] test-mergesort: mark unused parameters in trivial callback

[Jeff King <peff@peff.net>]

The mode_copy() function does nothing, but since it's used as a function
pointer within "struct mode", it has to conform to the interface. Mark
it to quiet -Wunused-parameter.

Signed-off-by: Jeff King <peff@peff.net>
---
 t/helper/test-mergesort.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/t/helper/test-mergesort.c b/t/helper/test-mergesort.c
index 42ccc87051..328bfe2977 100644
--- a/t/helper/test-mergesort.c
+++ b/t/helper/test-mergesort.c
@@ -122,7 +122,7 @@ static const struct dist *get_dist_by_name(const char *name)
 	return NULL;
 }
 
-static void mode_copy(int *arr, int n)
+static void mode_copy(int *arr UNUSED, int n UNUSED)
 {
 	/* nothing */
 }
-- 
2.46.0.585.gd6679c16d8