Berserk 12.1

Bench: 2806427

Author: jhonnold

src/board.c

@@ -484,8 +484,8 @@ void UndoMove(Move move, Board* board) {
   FlipBits(OccBB(board->stm), to, from);
   FlipBits(OccBB(BOTH), to, from);
 
-  board->squares[from] = piece;
   board->squares[to]   = NO_PIECE;
+  board->squares[from] = piece;
 
   if (IsCas(move)) {
     int rookFrom = board->cr[CASTLING_ROOK[to]];

src/makefile

@@ -4,7 +4,7 @@
 EXE      = berserk
 SRC      = *.c nn/*.c pyrrhic/tbprobe.c
 CC       = gcc
-VERSION  = 12
+VERSION  = 12.1
 MAIN_NETWORK = networks/berserk-fb675dad41b4.nn
 EVALFILE = $(MAIN_NETWORK)
 DEFS     = -DVERSION=\"$(VERSION)\" -DEVALFILE=\"$(EVALFILE)\" -DNDEBUG