From: Joost VandeVondele <Joost.VandeVondele@gmail.com>
Date: Sun, 28 May 2017 07:58:52 +0000 (+0200)
Subject: use auto& for histories
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=1781439fc2bfb12f8a4e89b2a75fdeac6cd58672;ds=sidebyside

use auto& for histories

No functional change.

Closes #1113
---

diff --git a/src/movepick.h b/src/movepick.h
index 34cac635..a7cac4ba 100644
--- a/src/movepick.h
+++ b/src/movepick.h
@@ -52,7 +52,7 @@ struct ButterflyHistory : public ButterflyBoards {
   void update(Color c, Move m, int v) {
 
     const int D = 324;
-    int& entry = (*this)[c][from_to(m)];
+    auto& entry = (*this)[c][from_to(m)];
 
     assert(abs(v) <= D); // Consistency check for below formula
 
@@ -68,7 +68,7 @@ struct PieceToHistory : public PieceToBoards {
   void update(Piece pc, Square to, int v) {
 
     const int D = 936;
-    int& entry = (*this)[pc][to];
+    auto& entry = (*this)[pc][to];
 
     assert(abs(v) <= D); // Consistency check for below formula