1 files changed, 8 insertions, 0 deletions
diff --git a/src/math/jn.c b/src/math/jn.c
index 4878a54f..21ca5625 100644
--- a/src/math/jn.c
+++ b/src/math/jn.c
@@ -278,3 +278,11 @@ double yn(int n, double x)
 	}
 	return sign ? -b : b;
 }
+
+
+#ifdef TEST
+int
+main(void) {
+	return 0;
+}
+#endif