diff --git a/.arcconfig b/.arcconfig
new file mode 100644
index 0000000..377c7ec
--- /dev/null
+++ b/.arcconfig
@@ -0,0 +1,3 @@
+{
+  "phabricator.uri" : "https://phabricator.kde.org/"
+}
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 550775e..43c8eab 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,78 +1,80 @@
 project(Knights)
 
 cmake_minimum_required (VERSION 3.5 FATAL_ERROR)
 set(CMAKE_CXX_STANDARD 11)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
 set (QT_MIN_VERSION "5.7.0")
 set (KF5_MIN_VERSION "5.30.0")
 
 find_package(ECM ${KF5_MIN_VERSION} REQUIRED CONFIG)
 
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR})
 
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Wundef -Wpointer-arith -Wcast-align -Wunreachable-code -fno-omit-frame-pointer -fstack-protector -fno-exceptions")
+if(CMAKE_COMPILER_IS_GNUCXX)
+	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wpointer-arith -Wunreachable-code -fno-omit-frame-pointer -fstack-protector") 
+endif(CMAKE_COMPILER_IS_GNUCXX)
 
 #set(CMAKE_CXX_FLAGS_PROFILE "-fprofile-arcs -ftest-coverage -pg")
 
 include(FeatureSummary)
 find_package(Qt5 ${QT_MIN_VERSION} REQUIRED NO_MODULE COMPONENTS
    Concurrent
    Core
    Gui
    Widgets
    Svg
 )
 
 find_package(Qt5TextToSpeech ${QT_REQUIRED_VERSION} QUIET)
 set_package_properties(Qt5TextToSpeech PROPERTIES
    PURPOSE "Speaking of opponents moves")
 if (Qt5TextToSpeech_FOUND)
    add_definitions(-DHAVE_SPEECH)
 endif ()
 
 find_package(KF5 ${KF5_MIN_VERSION} REQUIRED COMPONENTS
   DBusAddons
   ConfigWidgets
   Crash
   TextWidgets
   XmlGui
   KIO
   Plotting
   DocTools
   Wallet
   Plasma
 )
 
 find_package(KF5KDEGames 4.9.0 REQUIRED)
 
 include(FeatureSummary)
 include(ECMAddAppIcon)
 include(ECMInstallIcons)
 include(ECMQtDeclareLoggingCategory)
 include(KDEInstallDirs)
 include(KDEFrameworkCompilerSettings NO_POLICY_SCOPE)
 include(KDECMakeSettings)
 
 add_definitions(-DQT_DISABLE_DEPRECATED_BEFORE=0x060000)
 if (${KF5Config_VERSION} STRGREATER "5.56.0")
         add_definitions(-DQT_NO_FOREACH)
         MESSAGE(STATUS "compile without foreach")
 endif()
 add_subdirectory(doc)
 add_subdirectory(icons)
 add_subdirectory(sounds)
 add_subdirectory(src)
 add_subdirectory(themes)
 
 if (${ECM_VERSION} STRGREATER "5.58.0")
     install(FILES knights.categories  DESTINATION  ${KDE_INSTALL_LOGGINGCATEGORIESDIR})
 else()
     install(FILES knights.categories  DESTINATION ${KDE_INSTALL_CONFDIR})
 endif()
 
 feature_summary(WHAT ALL
                 INCLUDE_QUIET_PACKAGES
                 FATAL_ON_MISSING_REQUIRED_PACKAGES)
 
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 87b0b82..678d0a8 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,94 +1,97 @@
 include_directories(
     ${CMAKE_SOURCE_DIR}
     ${CMAKE_BINARY_DIR}
 )
 
 set(knights_SRCS
     core/pos.cpp
     core/move.cpp
     core/item.cpp
     core/piece.cpp
 
     proto/protocol.cpp
     proto/localprotocol.cpp
     proto/textprotocol.cpp
     proto/ficsprotocol.cpp
     proto/computerprotocol.cpp
     proto/xboardprotocol.cpp
     proto/uciprotocol.cpp
     
     proto/seekgraph.cpp
     proto/chatwidget.cpp
     proto/ficsdialog.cpp
     
     rules/chessrules.cpp
 
     difficultydialog.cpp
     gamedialog.cpp
     offerwidget.cpp
     clock.cpp
     clockwidget.cpp
     historywidget.cpp
     enginesettings.cpp
     
     externalcontrol.cpp
     gamemanager.cpp
     
     board.cpp
     knightsview.cpp
     knights.cpp
     main.cpp
  )
 
 ki18n_wrap_ui(knights_SRCS
     knightsview_base.ui
     prefs_base.ui
     prefs_access.ui
     gamedialog.ui
     clockwidget.ui
     historywidget.ui
     promotiondialog.ui
     proto/ficsdialog.ui
     proto/chatwidget.ui
     popup.ui
     enginesettings.ui
     customdifficultydialog.ui
 )
 
 kconfig_add_kcfg_files(knights_SRCS settings.kcfgc )
 qt5_add_dbus_adaptor(knights_SRCS org.kde.Knights.xml externalcontrol.h Knights::ExternalControl)
 ecm_qt_declare_logging_category(knights_SRCS HEADER knightsdebug.h IDENTIFIER LOG_KNIGHTS CATEGORY_NAME log_knights)
+
+file(GLOB ICON_SRCS "${CMAKE_CURRENT_SOURCE_DIR}/../icons/*-apps-knights.png")
+ecm_add_app_icon(knights_SRCS ICONS ${ICON_SRCS})
 add_executable(knights ${knights_SRCS})
 
 if (Qt5TextToSpeech_FOUND)
   target_link_libraries(knights
         Qt5::TextToSpeech)
 endif()
 
 target_link_libraries(knights
      Qt5::Network
      Qt5::Svg
      Qt5::Gui
      Qt5::Concurrent
      KF5::Crash
      KF5::Solid
      KF5::WidgetsAddons
      KF5::DBusAddons
      KF5::XmlGui
      KF5KDEGames
      KF5::Plotting
      KF5::Plasma
      KF5::Completion
      KF5::TextWidgets
      KF5::Wallet)
 
 install(TARGETS knights ${KDE_INSTALL_TARGETS_DEFAULT_ARGS} )
 
 ########### install files ###############
 
 install( PROGRAMS org.kde.knights.desktop  DESTINATION ${KDE_INSTALL_APPDIR} )
 install( FILES knights.kcfg  DESTINATION  ${KCFG_INSTALL_DIR} )
 install( FILES knightsui.rc  DESTINATION  ${KDE_INSTALL_KXMLGUI5DIR}/knights )
 install( FILES knights.knsrc  DESTINATION  ${KDE_INSTALL_CONFDIR} )
 install( FILES org.kde.Knights.xml DESTINATION ${DBUS_INTERFACES_INSTALL_DIR} )
 install( FILES org.kde.knights.appdata.xml DESTINATION ${KDE_INSTALL_METAINFODIR} )