From bb3eaf8defec018ae932ec24b6854966c8f83701 Mon Sep 17 00:00:00 2001
From: Disservin <disservin.social@gmail.com>
Date: Thu, 3 Apr 2025 20:10:17 +0200
Subject: [PATCH] Add cstddef header

Fix missing header for std::size_t reported on discord.

closes https://github.com/official-stockfish/Stockfish/pull/5968

No functional change
---
 src/types.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/types.h b/src/types.h
index 5f9cb421e..d7f9dfb74 100644
--- a/src/types.h
+++ b/src/types.h
@@ -37,6 +37,7 @@
 //               | only in 64-bit mode and requires hardware with pext support.
 
     #include <cassert>
+    #include <cstddef>
     #include <cstdint>
     #include <type_traits>