OpenModelica newInst-daeMode from 2026-06-28 18:40:51 to 2026-07-01 05:16:00

Summary

OMC Commits10
Libraries Changed0
Number of Improvements6
Number of Regressions8
Number of Performance Improvements3
Number of Performance Regressions4

OpenModelica Changes

CommitDateAuthorSummary
92cac8c90d2026-07-01 00:59:03 +0200arun3688Fix stripping trailing chars from -I directories (#15967)
29e6ebbe4f2026-06-30 15:00:31 +0200arun3688Fix stripping trailing chars from -L directories (#15963)
3fae8321ed2026-06-30 14:13:17 +0200kabdelhak[NB] update dumping of for-equations (#14847)
dbfbd4b3aa2026-06-30 10:57:28 +0200arun3688Fix stripping trailing chars from -l library names (#15961)
8d2b0f90d02026-06-30 01:21:48 +0300Adrian Pop[Backend] Fix propagation of attributes when inlining functions (both OF & NF) (#15950)
d59fb08f522026-06-29 18:18:53 +0300Adrian Pop[FrontEnd] Record extends chain so inherited shapes are visualized (#15952)
b7756bf80c2026-06-29 15:51:57 +0200Henning Kielfix(runtime): optimize macOS stack overflow handling and silence compiler warning (#15939)
96bd240a3c2026-06-29 15:25:43 +0200phannebohmFix some warnings from the language server (#15956)
9b585617a62026-06-29 15:13:34 +0200Adeel AsgharLoad a previously compiled simulation executable (#15954)
e3ae4cfb782026-06-29 10:27:25 +0200Per ÖstlundUpdate type when simplifying if-expressions (#15951)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
d357aff2026-06-12 13:26:07 +0200AndreasFix OMSimulator submodule update when directory layout changes (#287)
12a01782026-06-06 12:43:09 +0200Adrian Popdrop v1.25 and add v1.27 (#286)

Library Changes

LibraryChange

Models Affected

AixLibAixLib.Controls.HVACAgentBasedControl.Examples.BookTrading.NetworkCommunication2 (sim)Simulate → Compile
Buildings_11Buildings.Airflow.Multizone.Examples.TrickleVent (sim)Simulate → Verify
Buildings_11Buildings.DHC.Loads.BaseClasses.Validation.BenchmarkFlowDistribution1 (sim)Verify → Compile
Buildings_11Buildings.ThermalZones.EnergyPlus_9_6_0.Examples.SmallOffice.IdealHeatingCoolingSpring (sim)Compile → Simulate
Buildings_12Buildings.DHC.ETS.Combined.Examples.ChillerBorefield (sim)Simulate performance 17.19 → 29.55
Buildings_12Buildings.DHC.Loads.BaseClasses.Validation.BenchmarkFlowDistribution1 (sim)Verify → Compile
Buildings_12Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.IdealHeatingCoolingSpring (sim)Compile → Simulate
Buildings_12Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.IdealHeatingCoolingSummer (sim)Simulate → Compile
Buildings_12Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.IdealHeatingCoolingWinter (sim)Simulate → Compile
Buildings_latestBuildings.Airflow.Multizone.Examples.TrickleVent (sim)Simulate → Verify
Buildings_latestBuildings.Applications.DataCenters.DXCooled.Examples.DXCooledAirsideEconomizer (sim)Simulate performance 0:13:20 → 0.31
Buildings_latestBuildings.DHC.Loads.BaseClasses.Validation.BenchmarkFlowDistribution1 (sim)Verify → Compile
Buildings_latestBuildings.Fluid.Geothermal.ZonedBorefields.Validation.TransientBoreholeDynamics (sim)Simulate performance 47.65 → 0:01:45
Buildings_latestBuildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.IdealHeatingCoolingSummer (sim)Simulate → Compile
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesImplicit (sim)Compile → Simulate
IBPSA_latestIBPSA.Experimental.Benchmarks.AirFlow.Examples.TwoFloors (sim)Simulate performance 10.08 → 0.29
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPWithoutReceiveThread (sim)Simulate → Compile
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_noTap___N_6_M_4 (sim)Simulate performance 9.27 → 20.64
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_tapEv___N_6_M_4 (sim)Simulate performance 18.52 → 40.94
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_80_M_80 (sim)BackEnd performance 0:01:50 → 59.14
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_112_M_112 (sim)Failed → Templates