From 45da20e770fbdd36f5cf313afc6f7e0102ba6d86 Mon Sep 17 00:00:00 2001
From: acqn <acqn163@outlook.com>
Date: Wed, 12 Oct 2022 13:13:37 +0800
Subject: [PATCH] Fixed CheckedSizeOf() for unknown-size types (no such use
 case yet though).

---
 src/cc65/datatype.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cc65/datatype.c b/src/cc65/datatype.c
index 37fe54023..2cfb964cc 100644
--- a/src/cc65/datatype.c
+++ b/src/cc65/datatype.c
@@ -315,7 +315,7 @@ unsigned CheckedSizeOf (const Type* T)
 {
     unsigned Size = SizeOf (T);
     if (Size == 0) {
-        if (HasUnknownSize (T + 1)) {
+        if (HasUnknownSize (T)) {
             Error ("Size of type '%s' is unknown", GetFullTypeName (T));
         } else {
             Error ("Size of type '%s' is 0", GetFullTypeName (T));