use auto& for histories

No functional change.

Closes #1113
This commit is contained in:
Joost VandeVondele
2017-05-28 09:58:52 +02:00
committed by Joona Kiiski
parent ecd3218b6b
commit 1781439fc2

View File

@@ -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