Fix perft 1

mcostalba · lucasart · commit 8b8885ab07a9 · 2014-08-10T07:36:22.000+08:00
Compute correct number of moves for this corner case.

A smal bug crept in after recent perft rework.

No functional change.
diff --git a/src/search.cpp b/src/search.cpp
@@ -163,7 +163,7 @@ uint64_t Search::perft(Position& pos, Depth depth) {
   for (MoveList<LEGAL> it(pos); *it; ++it)
   {
       if (Root && depth <= ONE_PLY)
-          cnt = 1;
+          cnt = 1, nodes++;
       else
       {
           pos.do_move(*it, st, ci, pos.gives_check(*it, ci));

Original file line number	Diff line number	Diff line change
`@@ -163,7 +163,7 @@ uint64_t Search::perft(Position& pos, Depth depth) {`
`163`	`163`	`for (MoveList<LEGAL> it(pos); *it; ++it)`
`164`	`164`	`{`
`165`	`165`	`if (Root && depth <= ONE_PLY)`
`166`		`- cnt = 1;`
	`166`	`+ cnt = 1, nodes++;`
`167`	`167`	`else`
`168`	`168`	`{`
`169`	`169`	`pos.do_move(it, st, ci, pos.gives_check(it, ci));`