Add support for g++-9 compiler

Summary: related to #7, T13767

Reviewers: ivica

Reviewed By: ivica

Subscribers: miljen, iljazovic

Differential Revision: https://repo.mireo.local/D29302

.github/workflows/ci.yml

@@ -117,6 +117,16 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          - toolset: g++-9
+            compiler: g++-9
+            install: g++-9
+            os: ubuntu-latest
+            container: ubuntu:22.04
+            build-type: 'Release'
+            cxxstd: 17
+            cxxflags: ''
+            ldflags: ''
+
           - toolset: g++-10
             compiler: g++-10
             install: g++-10

README.md

@@ -89,10 +89,10 @@ To see more examples, visit [Examples](https://github.com/mireo/async-mqtt5/tree
 Building with CMake
 ---------
 You can use the `CMakeLists.txt` provided in our repository to compile and run any of the [examples](https://github.com/mireo/async-mqtt5/tree/master/example) or your own source files. 
-The following commands demonstrate compiling and running the previous code using CMake.
+The following commands demonstrate compiling and running the previous code using CMake on Linux.
 The source file is located at [example/hello_world_over_tcp.cpp](https://github.com/mireo/async-mqtt5/blob/master/example/hello_world_over_tcp.cpp).
 
-```
+```bash
 	# navigate to the root folder of Async.MQTT5
 
 	# compile the example
@@ -129,7 +129,7 @@ Async.MQTT5 is a header-only library. To use Async.MQTT5 it requires the followi
 
 Async.MQTT5 has been tested with the following compilers: 
 - clang 12.0, 13.0, 14.0, 15.0 (Linux)
-- GCC 10, 11, 12 (Linux)
+- GCC 9, 10, 11, 12 (Linux)
 - MSVC 14.37 - Visual Studio 2022 (Windows)
 
 Contributing

doc/qbk/01_intro.qbk

@@ -81,7 +81,7 @@ To see more examples, visit [link async_mqtt5.examples Examples].
 
 [heading Building with CMake]
 You can use the `CMakeLists.txt` provided in our repository to compile and run any of the [link async_mqtt5.examples examples] or your own source files.
-The following commands demonstrate compiling and running the previous code using CMake. 
+The following commands demonstrate compiling and running the previous code using CMake on Linux. 
 The source file is located at [ghreflink example/hello_world_over_tcp.cpp example/hello_world_over_tcp.cpp].
 
 	# navigate to the root folder of Async.MQTT5
@@ -122,7 +122,7 @@ To use __Self__ it requires the following:
 __Self__ has been tested with the following compilers:
 
 * clang 12.0, 13.0, 14.0, 15.0 (Linux)
-* GCC 10, 11, 12 (Linux)
+* GCC 9, 10, 11, 12 (Linux)
 * MSVC 14.37 - Visual Studio 2022 (Windows)
 
 [heading Acknowledgements]

include/async_mqtt5/detail/async_mutex.hpp

@@ -34,11 +34,10 @@ private:
 		Handler _handler;
 	public:
 		tracked_op(Handler&& h, const Executor& ex) :
-			_executor(tracking_executor(h, ex)),
+			_executor(tracking_executor(h, ex)), _handler(std::move(h))
-			_handler(std::move(h))
 		{}
 
-		tracked_op(tracked_op&&) noexcept = default;
+		tracked_op(tracked_op&&) = default;
 		tracked_op(const tracked_op&) = delete;
 
 		using executor_type = tracking_type<Handler, Executor>;

include/async_mqtt5/detail/cancellable_handler.hpp

@@ -31,7 +31,7 @@ public:
 		)
 	{}
 
-	cancellable_handler(cancellable_handler&& other) noexcept = default;
+	cancellable_handler(cancellable_handler&&) = default;
 	cancellable_handler(const cancellable_handler&) = delete;
 
 	using executor_type = tracking_type<Handler, Executor>;

include/async_mqtt5/impl/disconnect_op.hpp

@@ -45,8 +45,7 @@ public:
 		const std::shared_ptr<client_service>& svc_ptr,
 		DisconnectContext&& context, Handler&& handler
 	) :
-		_svc_ptr(svc_ptr),
+		_svc_ptr(svc_ptr), _context(std::move(context)),
-		_context(std::move(context)),
 		_handler(std::move(handler), _svc_ptr->get_executor())
 	{
 		auto slot = asio::get_associated_cancellation_slot(_handler);
@@ -56,7 +55,7 @@ public:
 			});
 	}
 
-	disconnect_op(disconnect_op&&) noexcept = default;
+	disconnect_op(disconnect_op&&) = default;
 	disconnect_op(const disconnect_op&) = delete;
 
 	using executor_type = asio::associated_executor_t<handler_type>;
@@ -185,7 +184,7 @@ public:
 		_handler(std::move(handler), _svc_ptr->get_executor())
 	{}
 
-	terminal_disconnect_op(terminal_disconnect_op&&) noexcept = default;
+	terminal_disconnect_op(terminal_disconnect_op&&) = default;
 	terminal_disconnect_op(const terminal_disconnect_op&) = delete;
 
 	using executor_type = asio::associated_executor_t<handler_type>;

include/async_mqtt5/impl/endpoints.hpp

@@ -33,7 +33,7 @@ public:
 		_owner(owner), _handler(std::move(handler))
 	{}
 
-	resolve_op(resolve_op&&) noexcept = default;
+	resolve_op(resolve_op&&) = default;
 	resolve_op(const resolve_op&) = delete;
 
 	using executor_type = asio::associated_executor_t<handler_type>;

include/async_mqtt5/impl/publish_send_op.hpp

@@ -79,7 +79,7 @@ public:
 			});
 	}
 
-	publish_send_op(publish_send_op&&) noexcept = default;
+	publish_send_op(publish_send_op&& other) = default;
 	publish_send_op(const publish_send_op&) = delete;
 
 	using executor_type = asio::associated_executor_t<handler_type>;

include/async_mqtt5/impl/read_op.hpp

@@ -30,7 +30,7 @@ public:
 		_handler(std::move(handler))
 	{}
 
-	read_op(read_op&&) noexcept = default;
+	read_op(read_op&&) = default;
 	read_op(const read_op&) = delete;
 
 	using executor_type = asio::associated_executor_t<handler_type>;

include/async_mqtt5/impl/reconnect_op.hpp

@@ -66,7 +66,7 @@ public:
 		_handler(std::forward<Handler>(handler))
 	{}
 
-	reconnect_op(reconnect_op&&) noexcept = default;
+	reconnect_op(reconnect_op&&) = default;
 	reconnect_op(const reconnect_op&) = delete;
 
 	using executor_type = asio::associated_executor_t<handler_type>;

include/async_mqtt5/impl/subscribe_op.hpp

@@ -56,8 +56,8 @@ public:
 			});
 	}
 
-	subscribe_op(subscribe_op&&) noexcept = default;
+	subscribe_op(subscribe_op&&) = default;
-	subscribe_op(const subscribe_op&) noexcept = delete;
+	subscribe_op(const subscribe_op&) = delete;
 
 	using executor_type = asio::associated_executor_t<handler_type>;
 	executor_type get_executor() const noexcept {

include/async_mqtt5/impl/unsubscribe_op.hpp

@@ -51,8 +51,8 @@ public:
 			});
 	}
 
-	unsubscribe_op(unsubscribe_op&&) noexcept = default;
+	unsubscribe_op(unsubscribe_op&&) = default;
-	unsubscribe_op(const unsubscribe_op&) noexcept = delete;
+	unsubscribe_op(const unsubscribe_op&) = delete;
 
 	using executor_type = asio::associated_executor_t<handler_type>;
 	executor_type get_executor() const noexcept {

include/async_mqtt5/impl/write_op.hpp

@@ -22,11 +22,10 @@ class write_op {
 
 public:
 	write_op(Owner& owner, Handler&& handler) :
-		_owner(owner),
+		_owner(owner), _handler(std::move(handler))
-		_handler(std::move(handler))
 	{}
 
-	write_op(write_op&&) noexcept = default;
+	write_op(write_op&&) = default;
 	write_op(const write_op&) = delete;
 
 	using executor_type = asio::associated_executor_t<handler_type>;

test/include/test_common/delayed_op.hpp

@@ -40,7 +40,7 @@ public:
 		_args(std::move(args)...)
 	{}
 
-	delayed_op(delayed_op&&) noexcept = default;
+	delayed_op(delayed_op&&) = default;
 	delayed_op(const delayed_op&) = delete;
 
 	using executor_type = asio::steady_timer::executor_type;

test/include/test_common/test_stream.hpp

@@ -118,7 +118,7 @@ public:
 			});
 	}
 
-	read_op(read_op&&) noexcept = default;
+	read_op(read_op&&) = default;
 	read_op(const read_op&) = delete;
 
 	using executor_type = test_stream_impl::executor_type;
@@ -173,7 +173,7 @@ public:
 		_handler(std::move(handler))
 	{}
 
-	write_op(write_op&&) noexcept = default;
+	write_op(write_op&&) = default;
 	write_op(const write_op&) = delete;
 
 	using executor_type = test_stream_impl::executor_type;