Resolve g++ 9's c++17 deprecation warnings.

dok-net · dok-net · commit 68c67a003cd1 · 2021-06-08T03:49:05.000+02:00
diff --git a/cores/esp8266/Delegate.h b/cores/esp8266/Delegate.h
@@ -1789,11 +1789,13 @@ template<typename R, typename A, typename... P> class Delegate<R(P...), A> : pub
 {
 public:
     using delegate::detail::Delegate<R, A, P...>::Delegate;
+    using delegate::detail::Delegate<R, A, P...>::operator=;
 };
 template<typename R, typename... P> class Delegate<R(P...)> : public delegate::detail::Delegate<R, void, P...>
 {
 public:
     using delegate::detail::Delegate<R, void, P...>::Delegate;
+    using delegate::detail::Delegate<R, void, P...>::operator=;
 };
 
 #endif // __Delegate_h

Original file line number	Diff line number	Diff line change
`@@ -1789,11 +1789,13 @@ template<typename R, typename A, typename... P> class Delegate<R(P...), A> : pub`
`1789`	`1789`	`{`
`1790`	`1790`	`public:`
`1791`	`1791`	`using delegate::detail::Delegate<R, A, P...>::Delegate;`
	`1792`	`+ using delegate::detail::Delegate<R, A, P...>::operator=;`
`1792`	`1793`	`};`
`1793`	`1794`	`template<typename R, typename... P> class Delegate<R(P...)> : public delegate::detail::Delegate<R, void, P...>`
`1794`	`1795`	`{`
`1795`	`1796`	`public:`
`1796`	`1797`	`using delegate::detail::Delegate<R, void, P...>::Delegate;`
	`1798`	`+ using delegate::detail::Delegate<R, void, P...>::operator=;`
`1797`	`1799`	`};`
`1798`	`1800`
`1799`	`1801`	`#endif // __Delegate_h`