Movegen.h

@@ -26,6 +26,8 @@ class Movegen {
 
 Move Movegen::next_move() {
 	while(square <= 0x77) {
+		if(square & 0x88) square += 8;
+
 		byte piece_type = Board::field[square] & 0x7;
 
 		if(
@@ -47,7 +49,6 @@ Move Movegen::next_move() {
 			}
 		}
 		square++;
-		if(square & 0x88) square += 8;
 		direction = 0;
 		target_square = square;
 	}

Tasks.h

@@ -14,10 +14,19 @@ unsigned long pseudo_perft(byte depth) {
 	Movegen gen;
 	Move m;
 
-	while((m = gen.next_move()).sq_to != 255) {
+	while (true) {
+		m = gen.next_move();
+		if(m.sq_to != 255) {
 			Board::make(m);
+			if(!Threat::illegal()) {
 				move_count += pseudo_perft(depth-1);
+			} else {
+				//Board::print();
+			}
 			Board::unmake();
+		} else {
+			break;
+		}
 	}
 	return move_count;
 }