X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fucioption.h;h=19ca14fdd5746d74e85cecca358b7f6f47537761;hp=75e4ac1301e6d85e2b7daf8bb451bfeeb670a20e;hb=0510112f9184db3be86492267a4564035f954ec6;hpb=d2caba1f6649328a584b3bc24478b43e49d3fae5

diff --git a/src/ucioption.h b/src/ucioption.h
index 75e4ac13..19ca14fd 100644
--- a/src/ucioption.h
+++ b/src/ucioption.h
@@ -47,7 +47,7 @@ public:
   Option(int v, int min, int max, OnChange = NULL);
 
   Option& operator=(const std::string& v);
-  Option& operator<<(const Option& o);
+  void operator<<(const Option& o);
   operator int() const;
   operator std::string() const;