Fix multiPV issue #502

[stockfish] / src / uci.cpp

diff --git a/src/uci.cpp b/src/uci.cpp
index 91a2260e28a86c7f519d4204e4c00d689cfb058f..893c7e2f54827e1d43d56db13fb849bcb1b7e1f3 100644 (file)
--- a/src/uci.cpp
+++ b/src/uci.cpp
@@ -18,6 +18,7 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include <cassert>
 #include <iostream>
 #include <sstream>
 #include <string>
@@ -229,6 +230,8 @@ void UCI::loop(int argc, char* argv[]) {
 
 string UCI::value(Value v) {
 
+  assert(-VALUE_INFINITE < v && v < VALUE_INFINITE);
+
   stringstream ss;
 
   if (abs(v) < VALUE_MATE - MAX_PLY)