Increase DateTicks to 64 bits, fix overflow after year 79455

src/console_cmds.cpp

@@ -2730,7 +2730,7 @@ DEF_CONSOLE_CMD(ConDumpLinkgraphJobs)
 	for (const LinkGraphJob *lgj : LinkGraphJob::Iterate()) {
 		YearMonthDay start_ymd = ConvertDateToYMD(lgj->StartDateTicks().ToDate());
 		YearMonthDay join_ymd = ConvertDateToYMD(lgj->JoinDateTicks().ToDate());
-		IConsolePrintF(CC_DEFAULT, "  Job: %5u, nodes: %u, cost: " OTTD_PRINTF64U ", start: (%u, %4i-%02i-%02i, %i), end: (%u, %4i-%02i-%02i, %i), duration: %u",
+		IConsolePrintF(CC_DEFAULT, "  Job: %5u, nodes: %u, cost: " OTTD_PRINTF64U ", start: (" OTTD_PRINTF64 ", %4i-%02i-%02i, %i), end: (" OTTD_PRINTF64 ", %4i-%02i-%02i, %i), duration: " OTTD_PRINTF64,
 				lgj->index, lgj->Graph().Size(), lgj->Graph().CalculateCostEstimate(),
 				lgj->StartDateTicks().base(), start_ymd.year, start_ymd.month + 1, start_ymd.day, lgj->StartDateTicks().ToDateFractRemainder(),
 				lgj->JoinDateTicks().base(), join_ymd.year, join_ymd.month + 1, join_ymd.day, lgj->JoinDateTicks().ToDateFractRemainder(),

src/date_func.h

@@ -87,12 +87,12 @@ inline constexpr Year DateDeltaToYears(DateDelta date)
 
 inline constexpr DateTicks DateToDateTicks(Date date, DateFract fract = 0)
 {
-	return (date.base() * DAY_TICKS) + fract;
+	return ((int64_t)date.base() * DAY_TICKS) + fract;
 }
 
 inline constexpr DateTicksDelta DateDeltaToDateTicksDelta(DateDelta date, DateFract fract = 0)
 {
-	return (date.base() * DAY_TICKS) + fract;
+	return ((int64_t)date.base() * DAY_TICKS) + fract;
 }
 
 inline DateTicks NowDateTicks()

src/date_type.h

@@ -51,8 +51,8 @@ struct DateTicksOperations {
 };
 
 /* The type to store dates in when tick-precision is required */
-using DateTicksDelta = StrongType::Typedef<int32_t, struct DateTicksDeltaTag, StrongType::Compare, StrongType::IntegerScalable>;
-using DateTicks = StrongType::Typedef<int32_t, struct DateTicksTag, StrongType::Compare, StrongType::IntegerDelta<DateTicksDelta>, DateTicksOperations>;
+using DateTicksDelta = StrongType::Typedef<int64_t, struct DateTicksDeltaTag, StrongType::Compare, StrongType::IntegerScalable>;
+using DateTicks = StrongType::Typedef<int64_t, struct DateTicksTag, StrongType::Compare, StrongType::IntegerDelta<DateTicksDelta>, DateTicksOperations>;
 
 /* Mixin for DateTicksScaledDelta */
 struct DateTicksScaledDeltaOperations {

src/linkgraph/linkgraphschedule.cpp

@@ -284,7 +284,7 @@ void LinkGraphJobGroup::JoinThread()
 	DateTicks bucket_join_date = 0;
 	auto flush_bucket = [&]() {
 		if (!bucket_cost) return;
-		DEBUG(linkgraph, 2, "LinkGraphJobGroup::ExecuteJobSet: Creating Job Group: jobs: " PRINTF_SIZE ", cost: %u, join after: %d",
+		DEBUG(linkgraph, 2, "LinkGraphJobGroup::ExecuteJobSet: Creating Job Group: jobs: " PRINTF_SIZE ", cost: %u, join after: " OTTD_PRINTF64,
 				bucket.size(), bucket_cost, (bucket_join_date - NowDateTicks()).base());
 		auto group = std::make_shared<LinkGraphJobGroup>(constructor_token(), std::move(bucket));
 		group->SpawnThread();

src/saveload/linkgraph_sl.cpp

@@ -180,7 +180,7 @@ SaveLoadTable GetLinkGraphJobDesc()
 		SLE_VAR2(LinkGraphJob, "linkgraph.demand_size",           settings.demand_size,           SLE_UINT8),
 		SLE_VAR2(LinkGraphJob, "linkgraph.short_path_saturation", settings.short_path_saturation, SLE_UINT8),
 
-		SLE_VAR2(LinkGraphJob, "join_date", join_date_ticks,        SLE_INT32),
+		SLE_VAR2(LinkGraphJob, "join_date", join_date_ticks,        SLE_FILE_I32 | SLE_VAR_I64),
 		SLE_VAR(LinkGraphJob, link_graph.index, SLE_UINT16),
 		SLEG_STRUCT("linkgraph", SlLinkgraphJobProxy),
 	};

src/sl/extended_ver_sl.cpp

@@ -109,7 +109,7 @@ const SlxiSubChunkInfo _sl_xv_sub_chunk_infos[] = {
 	{ XSLFI_EXTRA_LARGE_MAP,                  XSCF_NULL,                0,   1, "extra_large_map",                  nullptr, nullptr, nullptr          },
 	{ XSLFI_REVERSE_AT_WAYPOINT,              XSCF_NULL,                1,   1, "reverse_at_waypoint",              nullptr, nullptr, nullptr          },
 	{ XSLFI_VEH_LIFETIME_PROFIT,              XSCF_NULL,                1,   1, "veh_lifetime_profit",              nullptr, nullptr, nullptr          },
-	{ XSLFI_LINKGRAPH_DAY_SCALE,              XSCF_NULL,                4,   4, "linkgraph_day_scale",              nullptr, nullptr, nullptr          },
+	{ XSLFI_LINKGRAPH_DAY_SCALE,              XSCF_NULL,                5,   5, "linkgraph_day_scale",              nullptr, nullptr, nullptr          },
 	{ XSLFI_TEMPLATE_REPLACEMENT,             XSCF_NULL,                9,   9, "template_replacement",             nullptr, nullptr, "TRPL,TMPL"      },
 	{ XSLFI_MORE_RAIL_TYPES,                  XSCF_NULL,                0,   1, "more_rail_types",                  nullptr, nullptr, nullptr          },
 	{ XSLFI_CARGO_TYPE_ORDERS,                XSCF_NULL,                3,   3, "cargo_type_orders",                nullptr, nullptr, "ORDX,VEOX"      },

src/sl/linkgraph_sl.cpp

@@ -83,8 +83,10 @@ SaveLoadTable GetLinkGraphJobDesc()
 		}
 
 		const SaveLoad job_desc[] = {
-			SLE_VAR(LinkGraphJob, join_date_ticks,  SLE_INT32),
-			SLE_CONDVAR_X(LinkGraphJob, start_date_ticks,  SLE_INT32, SL_MIN_VERSION, SL_MAX_VERSION, SlXvFeatureTest(XSLFTO_AND, XSLFI_LINKGRAPH_DAY_SCALE)),
+			SLE_CONDVAR_X(LinkGraphJob, join_date_ticks,  SLE_FILE_I32 | SLE_VAR_I64, SL_MIN_VERSION, SL_MAX_VERSION, SlXvFeatureTest(XSLFTO_AND, XSLFI_LINKGRAPH_DAY_SCALE, 0, 4)),
+			SLE_CONDVAR_X(LinkGraphJob, join_date_ticks,  SLE_INT64,                  SL_MIN_VERSION, SL_MAX_VERSION, SlXvFeatureTest(XSLFTO_AND, XSLFI_LINKGRAPH_DAY_SCALE, 5)),
+			SLE_CONDVAR_X(LinkGraphJob, start_date_ticks, SLE_FILE_I32 | SLE_VAR_I64, SL_MIN_VERSION, SL_MAX_VERSION, SlXvFeatureTest(XSLFTO_AND, XSLFI_LINKGRAPH_DAY_SCALE, 1, 4)),
+			SLE_CONDVAR_X(LinkGraphJob, start_date_ticks, SLE_INT64,                  SL_MIN_VERSION, SL_MAX_VERSION, SlXvFeatureTest(XSLFTO_AND, XSLFI_LINKGRAPH_DAY_SCALE, 5)),
 			SLE_VAR(LinkGraphJob, link_graph.index, SLE_UINT16),
 		};