Remove a few warnings occuring in some build config

src/bridge/bridge.cpp

@@ -25,6 +25,8 @@ static std::string in_encoding_for(const Bridge& bridge, const Iid& iid)
   auto options = Database::get_irc_channel_options_with_server_default(jid, iid.get_server(), iid.get_local());
   return options.encodingIn.value();
 #else
+  (void)bridge;
+  (void)iid;
   return {"ISO-8859-1"};
 #endif
 }
@@ -1000,6 +1002,10 @@ void Bridge::send_room_history(const std::string& hostname, std::string chan_nam
       this->xmpp.send_history_message(chan_name, line.nick.value(), line.body.value(),
                                       this->user_jid + "/" + resource, seconds);
     }
+#else
+  (void)hostname;
+  (void)chan_name;
+  (void)resource;
 #endif
 }
 

tests/xmpp.cpp

@@ -30,15 +30,16 @@ TEST_CASE("Test basic XML parsing")
         // And do the same checks on moved-constructed stanza
         Stanza moved(std::move(copy));
       });
-  xml.feed(doc.data(), doc.size(), true);
+  CHECK(doc.size() <= std::numeric_limits<int>::max());
+  xml.feed(doc.data(), static_cast<int>(doc.size()), true);
 
   const std::string doc2 = "<stream xmlns='s'><stanza>coucou\r\n\a</stanza></stream>";
   xml.add_stanza_callback([](const Stanza& stanza)
       {
         CHECK(stanza.get_inner() == "coucou\r\n");
       });
-
+  CHECK(doc.size() <= std::numeric_limits<int>::max());
-  xml.feed(doc2.data(), doc.size(), true);
+  xml.feed(doc2.data(), static_cast<int>(doc.size()), true);
 }
 
 TEST_CASE("XML escape")