X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fendgame.h;h=e29f877782cd6c67501d751394cbc3f599c5dd7b;hp=d0a5a97e08a42dced2b9a29a7e081d9a9d657b0a;hb=3ef0c3c34a00e6b13d6c96d8c2f0d8d7a6cc25a6;hpb=d39bc2efa197ba2fd55b68eced1c60bcfe2facc1

diff --git a/src/endgame.h b/src/endgame.h
index d0a5a97e..e29f8777 100644
--- a/src/endgame.h
+++ b/src/endgame.h
@@ -21,7 +21,7 @@
 #ifndef ENDGAME_H_INCLUDED
 #define ENDGAME_H_INCLUDED
 
-#include <map>
+#include <unordered_map>
 #include <memory>
 #include <string>
 #include <type_traits>
@@ -98,7 +98,7 @@ struct Endgame : public EndgameBase<T> {
 namespace Endgames {
 
   template<typename T> using Ptr = std::unique_ptr<EndgameBase<T>>;
-  template<typename T> using Map = std::map<Key, Ptr<T>>;
+  template<typename T> using Map = std::unordered_map<Key, Ptr<T>>;
 
   extern std::pair<Map<Value>, Map<ScaleFactor>> maps;
 
@@ -119,7 +119,8 @@ namespace Endgames {
 
   template<typename T>
   const EndgameBase<T>* probe(Key key) {
-    return map<T>().count(key) ? map<T>()[key].get() : nullptr;
+    auto it = map<T>().find(key);
+    return it != map<T>().end() ? it->second.get() : nullptr;
   }
 }