From a90ba2e3ef8010692d9b94f51ba03d19e7bcb457 Mon Sep 17 00:00:00 2001
From: Adam <adammegarules1@gmail.com>
Date: Fri, 31 Jul 2026 16:46:02 +0200
Subject: improving performance

---
 src/moves.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/moves.cpp')

diff --git a/src/moves.cpp b/src/moves.cpp
index c4cda26..fc2b8c7 100644
--- a/src/moves.cpp
+++ b/src/moves.cpp
@@ -182,8 +182,9 @@ std::vector<Move> GetPseudoLegalMoves(Game *b, bool GenerateQuietMoves) {
 std::vector<Move> GetLegalMoves(Game *g, bool quietMove) {
   std::vector<Move> moves = GetPseudoLegalMoves(g, quietMove);
   std::vector<Move> legalMoves;
+  legalMoves.reserve(moves.size());
 
-  for (Move move : moves) {
+  for (const Move &move : moves) {
     UndoMove undo = MakeMove(move, g);
 
     bool legal = true;
-- 
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