Fix a multiPV bug in lazy SMP

Where the helper threads were not doing multiPV at all.

Regression tested sprt @ 5+0.05 th 7

LLR: 2.95 (-2.94,2.94) [-3.00,1.00]
Total: 73918 W: 11891 L: 11853 D: 50174

bench: 8716243

diff --git a/src/search.cpp b/src/search.cpp
index 52bb098..2828ccd 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -507,7 +507,7 @@ void Thread::search() {
           std::stable_sort(rootMoves.begin(), rootMoves.begin() + PVIdx + 1);
 
           if (!mainThread)
-              break;
+              continue;
 
           if (Signals.stop)
               sync_cout << "info nodes " << Threads.nodes_searched()