From 8f05ccd6c4608172ae4c9a589d2b2c4ce915eb2c Mon Sep 17 00:00:00 2001
From: Nikolay Korolev <nickvnuk@gmail.com>
Date: Mon, 30 Nov 2020 02:15:03 +0300
Subject: small garages revision + small template stuff

---
 src/core/templates.h | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'src/core/templates.h')

diff --git a/src/core/templates.h b/src/core/templates.h
index 86239664..166f865c 100644
--- a/src/core/templates.h
+++ b/src/core/templates.h
@@ -124,12 +124,18 @@ public:
 		       (T*)&m_entries[handle >> 8] : nil;
 	}
 	int GetIndex(T *entry){
-		int i = GetJustIndex(entry);
+		int i = GetJustIndex_NoFreeAssert(entry);
 		return m_flags[i].u + (i<<8);
 	}
 	int GetJustIndex(T *entry){
-		// TODO: the cast is unsafe
-		return (int)((U*)entry - m_entries);
+		int index = GetJustIndex_NoFreeAssert(entry);
+		assert(!IsFreeSlot(index));
+		return index;
+	}
+	int GetJustIndex_NoFreeAssert(T* entry){
+		int index = ((U*)entry - m_entries);
+		assert((U*)entry == (U*)&m_entries[index]); // cast is unsafe - check required
+		return index;
 	}
 	int GetNoOfUsedSpaces(void) const{
 		int i;
-- 
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