From 16d09453b9fa27a069d60f50d16a5f9c3857418c Mon Sep 17 00:00:00 2001
From: Peter Osterlund <peterosterlund2@gmail.com>
Date: Sat, 3 Oct 2020 09:42:47 +0200
Subject: [PATCH] Add DroidFish modifications to Stockfish

---
 DroidFishApp/src/main/cpp/stockfish/evaluate.cpp       | 2 ++
 DroidFishApp/src/main/cpp/stockfish/syzygy/tbprobe.cpp | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/DroidFishApp/src/main/cpp/stockfish/evaluate.cpp b/DroidFishApp/src/main/cpp/stockfish/evaluate.cpp
index d55ef69..6f23bf1 100644
--- a/DroidFishApp/src/main/cpp/stockfish/evaluate.cpp
+++ b/DroidFishApp/src/main/cpp/stockfish/evaluate.cpp
@@ -110,6 +110,8 @@ namespace Eval {
                     eval_file_loaded = eval_file;
             }
         }
+    if (eval_file_loaded != eval_file)
+        eval_file_loaded = "";
   }
 
   /// NNUE::verify() verifies that the last net used was loaded successfully
diff --git a/DroidFishApp/src/main/cpp/stockfish/syzygy/tbprobe.cpp b/DroidFishApp/src/main/cpp/stockfish/syzygy/tbprobe.cpp
index 115815e..54b06ef 100644
--- a/DroidFishApp/src/main/cpp/stockfish/syzygy/tbprobe.cpp
+++ b/DroidFishApp/src/main/cpp/stockfish/syzygy/tbprobe.cpp
@@ -472,6 +472,8 @@ TBTables TBTables;
 // If the corresponding file exists two new objects TBTable<WDL> and TBTable<DTZ>
 // are created and added to the lists and hash table. Called at init time.
 void TBTables::add(const std::vector<PieceType>& pieces) {
+    if (sizeof(char*) < 8 && pieces.size() >= 6)
+        return; // Not enough address space to support 6-men TB on 32-bit OS
 
     std::string code;