From a068ebf3e022f72ae703b762215abb5039cd35c8 Mon Sep 17 00:00:00 2001
From: Mattes D <github@xoft.cz>
Date: Mon, 27 Oct 2014 09:48:57 +0100
Subject: cIntGen: Added a virtual destructor.

---
 src/Generating/IntGen.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Generating/IntGen.h b/src/Generating/IntGen.h
index 94a17abd9..d7ed9275a 100644
--- a/src/Generating/IntGen.h
+++ b/src/Generating/IntGen.h
@@ -53,6 +53,10 @@ template <int SizeX, int SizeZ = SizeX>
 class cIntGen
 {
 public:
+	/** Force a virtual destructor in all descendants.
+	Descendants contain virtual functions and are referred to via pointer-to-base, so they need a virtual destructor. */
+	virtual ~cIntGen() {}
+
 	/** Holds the array of values generated by this class (descendant). */
 	typedef int Values[SizeX * SizeZ];
 
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