Make cppcheck not complain about "'operator=' should return something"

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/clock.hpp b/src/clock.hpp
index 2d473d5..bf895ec 100644
--- a/src/clock.hpp
+++ b/src/clock.hpp
@@ -51,7 +51,7 @@ namespace zmq
         uint64_t last_time;
 
         clock_t (const clock_t&);
-        void operator = (const clock_t&);
+        const clock_t &operator = (const clock_t&);
     };
 
 }