From 523b2e67f3547659a604a548ef6f8c7cc9d2b0a8 Mon Sep 17 00:00:00 2001
From: Peter Osterlund <peterosterlund2@gmail.com>
Date: Fri, 2 Jul 2021 20:59:36 +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 8bb42ce..8fec62f 100644
--- a/DroidFishApp/src/main/cpp/stockfish/evaluate.cpp
+++ b/DroidFishApp/src/main/cpp/stockfish/evaluate.cpp
@@ -115,6 +115,8 @@ namespace Eval {
                     currentEvalFileName = eval_file;
             }
         }
+    if (currentEvalFileName != eval_file)
+        currentEvalFileName = "";
   }
 
   /// 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 a131524..1c41f54 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;