From af6164e353006c900f809734c69eeb68e4d04380 Mon Sep 17 00:00:00 2001
From: Sonic Dreamcaster <alejandro.asenjo88@gmail.com>
Date: Sun, 17 Nov 2024 15:32:41 -0300
Subject: [PATCH] UB fix in Bolse's Event Handler update function

---
 src/overlays/ovl_i4/fox_bo.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/overlays/ovl_i4/fox_bo.c b/src/overlays/ovl_i4/fox_bo.c
index dcfd947d..40f860d3 100644
--- a/src/overlays/ovl_i4/fox_bo.c
+++ b/src/overlays/ovl_i4/fox_bo.c
@@ -203,7 +203,7 @@ void Bolse_SpawnEnemies(ActorEvent* this, s32 count) {
 }
 
 void Bolse_UpdateEventHandler(ActorEvent* this) {
-    s32 i;
+    s32 i = 0;
     Player* player = &gPlayer[0];
     s32 pad;
     Actor* actor;
@@ -352,7 +352,12 @@ void Bolse_UpdateEventHandler(ActorEvent* this) {
         case 10:
             if (gBosses[1].obj.status != 0) {
                 if (fabsf(Math_SmoothStepToF(&gBosses[1].scale, 0.0f, 1.0f, 0.05f, 0.001f)) < 0.05f) {
+// @bug: i is uninitialized and likely contains stack garbage.
+#ifdef AVOID_UB
+                    Object_Kill(&gBosses[1].obj, gBosses[1].sfxSource);
+#else
                     Object_Kill(&gBosses[1].obj, gBosses[i].sfxSource);
+#endif
                     gLight1R = 100;
                     gLight1G = 100;
                     gLight1B = 80;