(svn r14344) -Fix: when a new airport is built in the same tick as the old station is deleted, aircraft may go crazy (and crash the game)

src/station.cpp

@@ -32,6 +32,7 @@
 #include "command_func.h"
 #include "order_func.h"
 #include "news_func.h"
+#include "aircraft.h"
 
 #include "table/sprites.h"
 #include "table/strings.h"
@@ -74,6 +75,13 @@ Station::~Station()
 		loading_vehicles.front()->LeaveStation();
 	}
 
+	Vehicle *v;
+	FOR_ALL_VEHICLES(v) {
+		if (v->type == VEH_AIRCRAFT && IsNormalAircraft(v) && v->u.air.targetairport == this->index) {
+			v->u.air.targetairport = INVALID_STATION;
+		}
+	}
+
 	MarkDirty();
 	InvalidateWindowData(WC_STATION_LIST, this->owner, 0);