Codechange: Replace assert_compile macro with static_assert

src/saveload/afterload.cpp

@@ -2182,7 +2182,7 @@ bool AfterLoadGame()
 			for (iter = st->loading_vehicles.begin(); iter != st->loading_vehicles.end(); ++iter) {
 				/* There are always as many CargoPayments as Vehicles. We need to make the
 				 * assert() in Pool::GetNew() happy by calling CanAllocateItem(). */
-				assert_compile(CargoPaymentPool::MAX_SIZE == VehiclePool::MAX_SIZE);
+				static_assert(CargoPaymentPool::MAX_SIZE == VehiclePool::MAX_SIZE);
 				assert(CargoPayment::CanAllocateItem());
 				Vehicle *v = *iter;
 				if (v->cargo_payment == nullptr) v->cargo_payment = new CargoPayment(v);

src/saveload/gamelog_sl.cpp

@@ -100,7 +100,7 @@ static const SaveLoad * const _glog_desc[] = {
 	_glog_emergency_desc,
 };
 
-assert_compile(lengthof(_glog_desc) == GLCT_END);
+static_assert(lengthof(_glog_desc) == GLCT_END);
 
 static void Load_GLOG_common(LoggedAction *&gamelog_action, uint &gamelog_actions)
 {

src/saveload/oldloader.cpp

@@ -243,7 +243,7 @@ static inline bool CheckOldSavegameType(FILE *f, char *temp, const char *last, u
 
 static SavegameType DetermineOldSavegameType(FILE *f, char *title, const char *last)
 {
-	assert_compile(TTD_HEADER_SIZE >= TTO_HEADER_SIZE);
+	static_assert(TTD_HEADER_SIZE >= TTO_HEADER_SIZE);
 	char temp[TTD_HEADER_SIZE] = "Unknown";
 
 	SavegameType type = SGT_TTO;

src/saveload/oldloader.h

@@ -93,7 +93,7 @@ struct OldChunks {
 };
 
 /* If it fails, check lines above.. */
-assert_compile(sizeof(TileIndex) == 4);
+static_assert(sizeof(TileIndex) == 4);
 
 extern uint _bump_assert_value;
 byte ReadByte(LoadgameState *ls);

src/saveload/saveload.cpp

@@ -1142,7 +1142,7 @@ static size_t ReferenceToInt(const void *obj, SLRefType rt)
  */
 static void *IntToReference(size_t index, SLRefType rt)
 {
-	assert_compile(sizeof(size_t) <= sizeof(void *));
+	static_assert(sizeof(size_t) <= sizeof(void *));
 
 	assert(_sl.action == SLA_PTRS);