From 9dbbe9287536b375692a7bdd0dcc939bd3b97333 Mon Sep 17 00:00:00 2001
From: ariel- <ariel-@users.noreply.github.com>
Date: Fri, 14 Apr 2017 04:26:27 -0300
Subject: [PATCH] Core/Spell: build fix

---
 src/server/game/Spells/SpellMgr.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/server/game/Spells/SpellMgr.h b/src/server/game/Spells/SpellMgr.h
index 099f2c454b5..699f7e02bc2 100644
--- a/src/server/game/Spells/SpellMgr.h
+++ b/src/server/game/Spells/SpellMgr.h
@@ -292,6 +292,18 @@ enum SpellGroup
     SPELL_GROUP_CORE_RANGE_MAX   = 5
 };
 
+namespace std
+{
+    template<>
+    struct hash<SpellGroup>
+    {
+        size_t operator()(SpellGroup const& group) const
+        {
+            return hash<uint32>()(uint32(group));
+        }
+    };
+}
+
 #define SPELL_GROUP_DB_RANGE_MIN 1000
 
 //                  spell_id, group_id