Fix bestmove output in multi PV case

When MultiPV > 1, always take bestmove from the RootMoveList
(and don't bother with a ponder move). Without that the bestmove
is most probably incorrect.

Patch from Peter Petrov.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>

diff --git a/src/search.cpp b/src/search.cpp
index 4bacbef01b6c813a9cd2ec6b1354e3b20b32b909..f5e1a00002b2fc1fc21035d3835c710632132ca7 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -661,7 +661,7 @@ namespace {
              << " time " << current_search_time() << endl;
 
     // Print the best move and the ponder move to the standard output
-    if (pv[0] == MOVE_NONE)
+    if (pv[0] == MOVE_NONE || MultiPV > 1)
     {
         pv[0] = rml.move(0);
         pv[1] = MOVE_NONE;