From: Daniel Dugovic <dandydand@gmail.com>
Date: Tue, 21 Mar 2017 07:32:16 +0000 (-0500)
Subject: Add assertion for the maximum number of pawns
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=06eba14dc984dc793e959ff7a5de19e1a190112b;ds=sidebyside

Add assertion for the maximum number of pawns

No functionl change

Closes #1039
---

diff --git a/src/material.cpp b/src/material.cpp
index 498ef33f..56ad39d3 100644
--- a/src/material.cpp
+++ b/src/material.cpp
@@ -54,7 +54,7 @@ namespace {
   };
 
   // PawnsSet[count] contains a bonus/malus indexed by number of pawns
-  const int PawnsSet[9] = { 
+  const int PawnsSet[FILE_NB + 1] = {
      24, -32, 107, -51, 117, -9, -126, -21, 31
   };
 
diff --git a/src/position.cpp b/src/position.cpp
index e20c822f..7d0cde21 100644
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -1192,6 +1192,7 @@ bool Position::pos_is_ok(int* failedStep) const {
       }
 
       if (step == Lists)
+      {
           for (Piece pc : Pieces)
           {
               if (pieceCount[pc] != popcount(pieces(color_of(pc), type_of(pc))))
@@ -1201,6 +1202,9 @@ bool Position::pos_is_ok(int* failedStep) const {
                   if (board[pieceList[pc][i]] != pc || index[pieceList[pc][i]] != i)
                       return false;
           }
+          if (pieceCount[PAWN] > FILE_NB)
+              return false;
+      }
 
       if (step == Castling)
           for (Color c = WHITE; c <= BLACK; ++c)