tests: fix size_t in format string

diff --git a/src/test/test-strxcpyx.c b/src/test/test-strxcpyx.c
index 9b4dae805ff2d0bf9277aaa033dfdee4bf5798eb..b7b70d4c157fbeec062cfb949ed0a00292a7002e 100644 (file)
--- a/src/test/test-strxcpyx.c
+++ b/src/test/test-strxcpyx.c
@@ -48,7 +48,7 @@ static void test_strpcpyf(void) {
         size_t space_left;
 
         space_left = sizeof(target);
-        space_left = strpcpyf(&s, space_left, "space left: %ld. ", space_left);
+        space_left = strpcpyf(&s, space_left, "space left: %zd. ", space_left);
         space_left = strpcpyf(&s, space_left, "foo%s", "bar");
 
         assert(streq(target, "space left: 25. foobar"));