From 8d8f37d4aa96ff4c926fd129f3d0593c8ab777ec Mon Sep 17 00:00:00 2001
From: zerico <71151164+ZERICO2005@users.noreply.github.com>
Date: Mon, 20 Oct 2025 14:12:05 -0600
Subject: [PATCH] fixed gfx_AllocSprite return value bug

---
 src/graphx/graphx.asm | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/graphx/graphx.asm b/src/graphx/graphx.asm
index e175e14ce..9bb4da952 100644
--- a/src/graphx/graphx.asm
+++ b/src/graphx/graphx.asm
@@ -388,10 +388,12 @@ gfx_AllocSprite:
 	inc	de			; de = width * height + 2
 	push	de
 	call	_indcallHL		; hl = malloc(width * height + 2)
-	pop	de			; de = width * height + 2
-	add	hl, de			; this should never carry
-	sbc	hl, de			; check if malloc failed (hl == 0)
-	pop	de			; e = width, d = height
+	pop	de
+	pop	de			; e = width, d = height, ude = unknown
+	; check if malloc failed (hl == 0)
+	add	hl, de
+	or	a, a
+	sbc	hl, de
 	ret	z			; abort if malloc failed
 	ld	(hl), de		; store width and height
 	ret