From 31adec86a0340b13eb50f84d44bb3e71b2648cde Mon Sep 17 00:00:00 2001
From: belugas <belugas@openttd.org>
Date: Thu, 29 Jan 2009 03:07:34 +0000
Subject: (svn r15292) -Fix(r15290): Incrementing something that is already set
 to the correct value is a bit of a no-no Also, protect against such misuse
 with an assert.

---
 src/unmovable_map.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'src/unmovable_map.h')

diff --git a/src/unmovable_map.h b/src/unmovable_map.h
index 91782728b..0dd11e7dc 100644
--- a/src/unmovable_map.h
+++ b/src/unmovable_map.h
@@ -166,8 +166,7 @@ static inline void SetCompanyHQSection(TileIndex t, uint8 section)
 static inline void EnlargeCompanyHQ(TileIndex t, byte size)
 {
 	assert(GetCompanyHQSection(t) == 0);
-
-	size++;
+	assert(size <= 4);
 	if (size <= GetCompanyHQSize(t)) return;
 
 	SetCompanyHQSize(t                   , size);
-- 
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