From 3861c91030932c643a8e47e30b17425cf78e9011 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20Vondru=C5=A1?= <mosra@centrum.cz>
Date: Tue, 19 Jun 2012 14:14:27 +0200
Subject: [PATCH] Disable instantiation of Trade::AbstractMaterialData.

---
 src/Trade/AbstractMaterialData.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Trade/AbstractMaterialData.h b/src/Trade/AbstractMaterialData.h
index 5cf8fec5f..370684576 100644
--- a/src/Trade/AbstractMaterialData.h
+++ b/src/Trade/AbstractMaterialData.h
@@ -45,7 +45,7 @@ class AbstractMaterialData {
         inline AbstractMaterialData(Type type): _type(type) {}
 
         /** @brief Destructor */
-        virtual ~AbstractMaterialData() {}
+        virtual ~AbstractMaterialData() = 0;
 
         /** @brief Material type */
         inline Type type() const { return _type; }
@@ -54,6 +54,8 @@ class AbstractMaterialData {
         Type _type;
 };
 
+inline AbstractMaterialData::~AbstractMaterialData() {}
+
 }}
 
 #endif