1 files changed, 7 insertions, 6 deletions

diff --git a/glib/glibmm/main.h b/glib/glibmm/main.h
index 9a0ba45b..c3bd7829 100644
--- a/glib/glibmm/main.h
+++ b/glib/glibmm/main.h
@@ -212,7 +212,7 @@ private:
   GMainContext* context_;
 
   // no copy assignment
-  SignalTimeout& operator=(const SignalTimeout&);
+  SignalTimeout& operator=(const SignalTimeout&) = delete;
 };
 
 class GLIBMM_API SignalIdle
@@ -270,7 +270,7 @@ private:
   GMainContext* context_;
 
   // no copy assignment
-  SignalIdle& operator=(const SignalIdle&);
+  SignalIdle& operator=(const SignalIdle&) = delete;
 };
 
 class GLIBMM_API SignalIO
@@ -341,7 +341,7 @@ private:
   GMainContext* context_;
 
   // no copy assignment
-  SignalIO& operator=(const SignalIO&);
+  SignalIO& operator=(const SignalIO&) = delete;
 };
 
 class GLIBMM_API SignalChildWatch
@@ -372,7 +372,7 @@ private:
   GMainContext* context_;
 
   // no copy assignment
-  SignalChildWatch& operator=(const SignalChildWatch&);
+  SignalChildWatch& operator=(const SignalChildWatch&) = delete;
 };
 
 /** Convenience timeout signal.
@@ -744,8 +744,9 @@ private:
   MainLoop();
   void operator delete(void*, std::size_t);
 
-  MainLoop(const MainLoop&);
-  MainLoop& operator=(const MainLoop&);
+  // noncopyable
+  MainLoop(const MainLoop&) = delete;
+  MainLoop& operator=(const MainLoop&) = delete;
 };
 
 /** @relates Glib::MainLoop */