../src/providers/twitch/TwitchChannel.cpp:412:29: error: no member named
      'weak_from_this' in 'chatterino::TwitchChannel'
        [this, weak = this->weak_from_this()](auto result) -> Outcome {
                      ~~~~  ^
../src/providers/twitch/TwitchChannel.cpp:413:33: error: use of undeclared
      identifier 'weak'
            ChannelPtr shared = weak.lock();
                                ^
../src/providers/twitch/TwitchChannel.cpp:553:29: error: no member named
      'weak_from_this' in 'chatterino::TwitchChannel'
        [this, weak = this->weak_from_this()](auto result) -> Outcome {
                      ~~~~  ^
../src/providers/twitch/TwitchChannel.cpp:555:27: error: use of undeclared
      identifier 'weak'
            auto shared = weak.lock();
                          ^
1 warning and 4 errors generated.
make: *** [TwitchChannel.o] Error 1