OpenModelica master-fmi-fmpy from 2026-03-29 06:45:44 to 2026-04-02 21:29:50

Summary

OMC Commits17
Libraries Changed4
Number of Improvements16
Number of Regressions58
Number of Performance Improvements2
Number of Performance Regressions5

OpenModelica Changes

CommitDateAuthorSummary
634bf77f5f2026-04-02 13:35:42 +0200Per ÖstlundFix some more compiler warnings (#15296)
c69815043c2026-04-02 11:32:47 +0200Per ÖstlundFix CSV format of filterSimulationResults (#15294)
cdfa3511092026-04-01 17:20:43 +0200Per ÖstlundFix translateResidualsDAE (#15293)
0d5b93f98b2026-04-01 14:07:38 +0200Adeel AsgharAdded version to the library documentation (#15292)
d61b0623f32026-04-01 13:09:19 +0200Adeel AsgharFix resource not found errors (#15291)
a2aeb46f132026-04-01 12:31:35 +0200Per ÖstlundIgnore protected input in extractor models (#15290)
9dac3fceba2026-04-01 11:54:44 +0200Per ÖstlundFix some compiler warnings for the Windows build (#15284)
67145d7c842026-03-31 20:03:54 +0200Adeel AsgharReplace library path (#15289)
083acea49c2026-03-31 19:09:10 +0200Adeel AsgharFix GenerateDoc.mos script (#15287)
a99ff3dc512026-03-31 14:43:57 +0200Per ÖstlundUpdate MetaModelica.cpp (#15283)
8b5f25f1ab2026-03-31 14:38:05 +0200Per ÖstlundFix deprecated use of invalidateFilter (#15281)
66c8265ad52026-03-31 12:15:05 +0200Adeel AsgharFix link replacement regex (#15280)
6caea1c49e2026-03-30 16:42:55 +0200Per ÖstlundChange behaviour of getInheritedClasses for class extends (#15279)
dedb244c042026-03-30 15:54:21 +0200Per ÖstlundFix lookup of class extends in nfAPI (#15277)
e54a44d4692026-03-30 14:21:02 +0200Adeel AsgharHandle exception raised by `getInheritedClasses` (#15276)
5fc37624642026-03-30 11:03:15 +0200Per ÖstlundImprove typing of array slices (#15275)
7c4051dbdb2026-03-28 10:47:35 +0100Martin SjölundFix compilation on clang 21.1.8

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
8f4dee72026-04-01 15:14:49 +0200linuslangenkamp[GBODE] switch to Radau IIA once again (#282)
dbfd1362026-03-27 15:34:11 +0100linuslangenkamp[GBODE] set ESDIRK4 as default integrator (#281)

Library Changes

LibraryChange
Buildings_11From version 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/8ffaefad4792181db2d71f08f9077bcc535dee17.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit to 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/a134dbe5bec3c42764d8b3a8dabcd3070bf5f616.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit
Buildings_12From version 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/8fbca51d4f79a1a88f2a6788a1c8ef7464db747c.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit to 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/520fee0b3fa38772968cb544ff29375e9fbace4b.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/dc18485a811428470bad3288af1371c771173d82.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/0fe651fe115bcb9e1d2739b4cd9472a36de2c1bc.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit
ExternalMediaFrom version 4.0.0 (https://github.com/modelica-3rdparty/ExternalMedia/releases/download/v4.0.0/ExternalMedia-4.0.0.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit to 4.1.1 (https://github.com/modelica-3rdparty/ExternalMedia/releases/download/v4.1.1/ExternalMedia-v4.1.1.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit

Models Affected

AESAES.Coursework.ThermSys_control_problems.Thermal_zones_control.Thermal_zones_case_01 (sim)Simulate → Failed
AESAES.Coursework.Typical_control_structures.Decoupling (sim)Simulate → Failed
BuildSysProBuildSysPro.Systems.HVAC.Emission.Examples.MozartJoulePIControlled (sim)Compile → Simulate
BuildingSystemsBuildingSystems.Fluid.Geothermal.Aquifer.Validation.NumberWells (sim)Simulate → Failed
Buildings_11Buildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimarySecondaryEconomizer (sim)Compile → Failed
Buildings_11Buildings.DHC.ETS.Combined.Validation.ChillerOnly (sim)Verify → Failed
Buildings_11Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed (sim)Verify → Compile
Buildings_11Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0.32 → 0:07:02
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600 (sim)Failed → Compile
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Failed → Verify
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case940 (sim)Compile → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindowExteriorShade (sim)Failed → Compile
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindowInteriorShade (sim)Failed → Compile
Buildings_12Buildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimarySecondaryEconomizer (sim)Compile → Failed
Buildings_12Buildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Compile → Failed
Buildings_12Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.SingleSpeed (sim)Verify → Compile
Buildings_12Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.VariableSpeed (sim)Verify → Compile
Buildings_12Buildings.Fluid.HydronicConfigurations.ActiveNetworks.Examples.DecouplingMixing (sim)Simulate performance 0.50 → 18.06
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case685 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindow (sim)Compile → Failed
Buildings_12Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Summer (sim)Compile → Failed
Buildings_latestBuildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimarySecondaryEconomizer (sim)Compile → Failed
Buildings_latestBuildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Compile → Failed
Buildings_latestBuildings.DHC.Loads.BaseClasses.Examples.CouplingSpawnZ6 (sim)Compile → Failed
Buildings_latestBuildings.DHC.Loads.Cooling.Examples.BuildingTimeSeriesWithETS (sim)Compile → Verify
Buildings_latestBuildings.Fluid.DXSystems.Cooling.AirSource.Examples.VariableSpeed (sim)Compile → Verify
Buildings_latestBuildings.Fluid.DXSystems.Cooling.WaterSource.Examples.SingleSpeed (sim)Verify → Compile
Buildings_latestBuildings.Fluid.HeatExchangers.Validation.WetCoilEffectivenessNTUHeating (sim)Verify → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0.27 → 0:14:02
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case640 (sim)Verify → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case900 (sim)Compile → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Failed → Verify
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowInteriorShade (sim)Failed → Verify
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindow (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindowExteriorShade (sim)Compile → Failed
Chemical_masterChemical.Obsolete.Examples.Hemoglobin.Joels57 (sim)Compile performance 0:10:07 → 0:04:55
EHPTexamplesEHPTexamples.PSD.PSecu1 (sim)Simulate → Compile
EHPTexamplesEHPTexamples.SHEV.SHEVpowerFiltSoc (sim)Simulate → Compile
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesDynamic (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesExplicit (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesImplicit (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesTranscritical (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesSatSubcritical (sim)Simulate → SimCode
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesSupercritical (sim)Simulate → SimCode
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesTranscritical (sim)Simulate → SimCode
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesDynamic (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesExplicit (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesImplicit (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesTranscritical (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesSatSubcritical (sim)Compile → SimCode
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesSupercritical (sim)Simulate → SimCode
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesTranscritical (sim)Compile → SimCode
ExternalMediaExternalMedia.Test.CoolProp.Misc.RhoSmoothing (sim)Simulate → Compile
ExternalMediaExternalMedia.Test.CoolProp.Pentane.Pentane_hs (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.Pentane.Pentane_hs_state (sim)Simulate → Compile
ExternalMediaExternalMedia.Test.TestMedium.TestBasePropertiesDynamic (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.TestMedium.TestBasePropertiesExplicit (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.TestMedium.TestBasePropertiesImplicit (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.TestMedium.TestConstants (sim)Simulate → Failed
ExternalMediaExternalMedia.Test.TestMedium.TestSat (sim)Simulate → Compile
ExternalMediaExternalMedia.Test.TestMedium.TestState (sim)Simulate → Compile
ExternalMediaExternalMedia.Test.TestMedium.TestStatesSat (sim)Simulate → Failed
MEVMEV.Test.TestStandardPatient (sim)Compile → Simulate
Modelica_3.2.3Modelica.Electrical.PowerConverters.Examples.ACDC.RectifierCenterTapmPulse.ThyristorCenterTapmPulse_R (sim)Simulate → Compile
Modelica_3.2.3Modelica.Mechanics.MultiBody.Examples.Loops.EngineV6 (sim)Simulate → Failed
Modelica_4.0.0Modelica.Electrical.Analog.Examples.OpAmps.Multivibrator (sim)Simulate → Compile
Modelica_4.0.0Modelica.Electrical.PowerConverters.Examples.ACDC.RectifierCenterTap2mPulse.ThyristorCenterTap2mPulse_RL (sim)Compile → Simulate
Modelica_4.0.0Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.SMEE_Rectifier (sim)Simulate → Compile
Modelica_4.1.0Modelica.Electrical.Analog.Examples.OpAmps.Multivibrator (sim)Compile → Simulate
Modelica_trunkModelica.Electrical.PowerConverters.Examples.ACDC.RectifierCenterTap2mPulse.ThyristorCenterTap2mPulse_RL (sim)Simulate → Compile
Modelica_trunkModelica.Magnetic.FluxTubes.Examples.Hysteresis.HysteresisModelComparison (sim)Simulate → Compile
OpenIPSLOpenIPSL.Tests.Machines.PSAT.Order3test2_AVR (sim)Simulate → Compile
OpenIPSL_2.0.0OpenIPSL.Examples.TwoAreas.Two_Areas_PSAT (sim)Simulate performance 4.42 → 14.92
OpenIPSL_2.0.0OpenIPSL.Tests.Controls.PSAT.OEL.AVRTypeII_OEL_Test (sim)Simulate → Compile
OpenIPSL_2.0.0OpenIPSL.Tests.Machines.PSAT.Order3test2 (sim)Simulate performance 0.47 → 10.18
PowerSystemsPowerSystems.Examples.AC1ph_DC.Inverters.InverterToGrid (sim)Compile → Simulate
ScalableTestSuiteScalableTestSuite.Electrical.BreakerCircuits.ScaledExperiments.BreakerNetwork_N_640_M_10 (sim)Verify → Failed
ScalableTestSuiteScalableTestSuite.Elementary.ParameterArrays.ScaledExperiments.Table_N_70_M_70 (sim)Compile performance 0:03:38 → 0:01:30
ScalableTestSuiteScalableTestSuite.Mechanical.FlexibleBeam.ScaledExperiments.FlexibleBeamModelica_N_32 (sim)Simulate → Failed
ScalableTestSuiteScalableTestSuite.Mechanical.Strings.ScaledExperiments.StringModelica_N_32 (sim)Failed → Verify
ScalableTestSuiteScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_640 (sim)Compile → Failed