From 371ddc48be3b3533a381bc3eb7e5dead87a30c4e Mon Sep 17 00:00:00 2001
From: "K. Lange" <klange@toaruos.org>
Date: Thu, 9 Feb 2023 10:59:11 +0900
Subject: [PATCH] Backport fix

---
 src/obj_long.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/obj_long.c b/src/obj_long.c
index 74f6608..cc5e54a 100644
--- a/src/obj_long.c
+++ b/src/obj_long.c
@@ -398,7 +398,9 @@ static int krk_long_add(KrkLong * res, const KrkLong * a, const KrkLong * b) {
 				FINISH_OUTPUT(res);
 				return 0;
 		}
-		return 1;
+		krk_long_clear(res);
+		FINISH_OUTPUT(res);
+		return 0;
 	} else if (a->width > 0 && b->width < 0) {
 		switch (krk_long_compare_abs(a,b)) {
 			case -1:
@@ -412,8 +414,9 @@ static int krk_long_add(KrkLong * res, const KrkLong * a, const KrkLong * b) {
 				FINISH_OUTPUT(res);
 				return 0;
 		}
+		krk_long_clear(res);
 		FINISH_OUTPUT(res);
-		return 1;
+		return 0;
 	}
 
 	/* sign must match for this, so take it from whichever */