Various BUGFIXes and UBFIXes

src/union_room.c

@@ -319,8 +319,13 @@ static void StringExpandPlaceholders_AwaitingCommFromAnother(u8 *dst, u8 caseId)
     case ACTIVITY_CONTEST_CUTE:
     case ACTIVITY_CONTEST_SMART:
     case ACTIVITY_CONTEST_TOUGH:
-        // UB: argument *dst isn't used, instead it always prints to gStringVar4
+        // BUG: argument *dst isn't used, instead it always prints to gStringVar4
+        // not an issue in practice since Gamefreak never used any other arguments here besides gStringVar4
+        #ifndef BUGFIX
         StringExpandPlaceholders(gStringVar4, sText_AwaitingCommunication);
+        #else
+        StringExpandPlaceholders(dst, sText_AwaitingCommunication);
+        #endif
         break;
     }
 }