OpenModelica master-fmi from 2026-05-05 07:00:21 to 2026-05-08 22:24:47

Summary

OMC Commits20
Libraries Changed2
Number of Improvements6
Number of Regressions34
Number of Performance Improvements3
Number of Performance Regressions3

OpenModelica Changes

CommitDateAuthorSummary
09b6001b842026-05-07 18:01:52 +0200Per ÖstlundAdd basic alias elimination of flows in stream connectors (#15517)
9e8d4776c72026-05-07 15:52:06 +0200Adrian PopAdd missing imports in MetaModelica (#15515)
7e4e775b922026-05-06 21:55:06 +0200Martin SjölundFCore.RefTree is a package, not a type (#15513)
9a9c4fb1ba2026-05-06 21:22:55 +0200Adeel AsgharImprove the modifiers management (#15508)
f3c163ba5b2026-05-06 18:48:24 +0200Per ÖstlundKeep element-wise property when type checking (#15511)
959f964dad2026-05-06 16:11:26 +0200phannebohm[NB] Use partition kind for initial cleanup (#15507)
558a9cc2ca2026-05-06 15:44:58 +0200kabdelhak[NB] add sliced tuple index reduction (#15506)
a2971304802026-05-06 15:10:56 +0200Per ÖstlundUpdate some test cases to use the NF (#15505)
2fea06261f2026-05-06 14:44:47 +0200Martin SjölundFixing some code that should not have compiled (#15504)
48a5f446a02026-05-06 12:55:40 +0200Martin SjölundUse listArrayLiteral for constants (#15503)
d97adc07332026-05-06 08:42:31 +0200Martin SjölundReplace equations with algorithms in MetaModelica (#15502)
045c18eec52026-05-05 20:36:35 +0200phannebohm[NB] Find more SCC aliases (#15499)
4250e5b0482026-05-05 17:40:53 +0200kabdelhak[NB] add differentiation info to pre-defined functions (#15498)
33dc911db82026-05-05 15:56:51 +0200kabdelhak[NB] update index reduction (#15497)
24f53dc0c42026-05-05 13:44:35 +0200Martin SjölundChange equations to algorithms in MetaModelica (#15476)
285b5934fb2026-05-05 12:23:16 +0200Martin SjölundRemoved matchcontinue from BaseHash{Set,Table} (#15494)
445b47ecc82026-05-05 11:58:11 +0200kabdelhak[NB] update inferred clock handling (#15495)
6e5405d9362026-05-05 11:32:38 +0200phannebohm[NF] Init Maps with size and remove unused stuff (#15493)
451c1bbd492026-05-05 09:03:31 +0200phannebohmMove Rational to Util (#15487)
16c54a3ffd2026-05-05 09:01:52 +0200Martin SjölundRemove Modelica-style arrays from the MM code (#15488)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
1dd4db72026-04-19 14:25:16 +0200Adrian Popforce fetch of tags to handle the floating tag 'nightly' (#285)
e83c3f42026-04-14 08:15:53 +0200Adrian Popcannot run python -m fmpy via check_output_log (#284)

Library Changes

LibraryChange
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/55abf579598ca81cae0a82f337350375958e6722.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 3, column 2: syntax error while parsing value - invalid literal; last read: '"temp_AixLib_AixLib_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Static_fmu"}_'; expected end of input OMSimulator v3.0.0.post138-g52bff9c-linux-debug info: 1 warnings info: 0 errors to 13.0.1-master (https://github.com/lbl-srg/modelica-buildings/archive/6e0f19a25b5b4f8dfb620d8c68d10b537dfdec2d.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 3, column 2: syntax error while parsing value - invalid literal; last read: '"temp_AixLib_AixLib_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Static_fmu"}_'; expected end of input OMSimulator v3.0.0.post138-g52bff9c-linux-debug info: 1 warnings info: 0 errors
Dynawo_devFrom version 1.8.0-master (8ae1ea8b85b5a2a2d212ba4371862ecaa49a41d1) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 3, column 2: syntax error while parsing value - invalid literal; last read: '"temp_AixLib_AixLib_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Static_fmu"}_'; expected end of input OMSimulator v3.0.0.post138-g52bff9c-linux-debug info: 1 warnings info: 0 errors to 1.8.0-master (967a657a3562291295185ea055977ebae8ca6ea5) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 3, column 2: syntax error while parsing value - invalid literal; last read: '"temp_AixLib_AixLib_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Static_fmu"}_'; expected end of input OMSimulator v3.0.0.post138-g52bff9c-linux-debug info: 1 warnings info: 0 errors

Models Affected

AixLibAixLib.Systems.ModularAHU.Validation.AHU2_Preheater (sim)Compile → Failed
BuildSysProBuildSysPro.Building.Examples.ValidationDMvsSM (sim)Compile → SimCode
BuildingSystemsBuildingSystems.Applications.HeatingSystems.SolarHeatingSystem (sim)Compile → SimCode
BuildingSystemsBuildingSystems.Applications.SolarThermalSystems.SolarThermalSystem1 (sim)Compile → SimCode
BuildingSystemsBuildingSystems.Applications.SolarThermalSystems.SolarThermalSystem2 (sim)Compile → SimCode
BuildingSystemsBuildingSystems.Technologies.SolarThermal.Examples.BigCollectorInstallationWithStorage (sim)Compile → SimCode
BuildingSystemsBuildingSystems.Technologies.SolarThermal.Examples.SingleCollectorTest (sim)Simulate → SimCode
Buildings_latestBuildings.Fluid.HeatExchangers.CoolingTowers.Examples.DryCooler (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.HeatExchangers.CoolingTowers.Examples.Merkel (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.HeatExchangers.CoolingTowers.Examples.YorkCalc (sim)Simulate → Verify
Buildings_latestBuildings.Media.Antifreeze.Functions.Validation.EthyleneGlycolWater (sim)Simulate → Verify
Buildings_latestBuildings.Media.Antifreeze.Functions.Validation.PropyleneGlycolWater (sim)Simulate → Verify
ClaRaClaRa.Basics.ControlVolumes.GasVolumes.Check.TestFlueGasCell_N_cv (sim)Verify → SimCode
ClaRaClaRa.Components.Adapters.Check.TestScalar2VectorHeatPort (sim)Verify → SimCode
ClaRaClaRa.Components.FlueGasCleaning.Desulfurization.Check.Test_FlueGasCleaning (sim)Verify → SimCode
ClaRaClaRa.Components.HeatExchangers.Check.Test_RegenerativeAirPreheater (sim)Verify → SimCode
ClaRaClaRa.Components.Mills.PhysicalMills.Check.TestMillBox_1 (sim)Compile → SimCode
ClaRaClaRa.Components.Mills.PhysicalMills.Check.TestMillBox_2 (sim)Compile → SimCode
ClaRaClaRa.Components.Mills.PhysicalMills.Volumes.Check.TestAerosolVolume (sim)Compile → SimCode
ClaRaClaRa.Components.VolumesValvesFittings.Pipes.Check.OnePhaseFlow.Test_Tube_FlueGas_L2_Simple (sim)Verify → SimCode
ClaRa_devClaRa.Basics.ControlVolumes.GasVolumes.Check.TestFlueGasCell_N_cv (sim)Verify → Templates
ClaRa_devClaRa.Components.Adapters.Check.TestScalar2VectorHeatPort (sim)Verify → Templates
ClaRa_devClaRa.Components.FlueGasCleaning.Desulfurization.Check.Test_FlueGasCleaning (sim)Verify → Templates
ClaRa_devClaRa.Components.HeatExchangers.Check.Test_RegenerativeAirPreheater (sim)Verify → Templates
ClaRa_devClaRa.Components.Mills.PhysicalMills.Check.TestMillBox_1 (sim)Compile → Templates
ClaRa_devClaRa.Components.Mills.PhysicalMills.Check.TestMillBox_1_measurementInput (sim)Compile → Templates
ClaRa_devClaRa.Components.Mills.PhysicalMills.Check.TestMillBox_2 (sim)Compile → Templates
ClaRa_devClaRa.Components.Mills.PhysicalMills.Volumes.Check.TestAerosolVolume (sim)Compile → Templates
ClaRa_devClaRa.Components.VolumesValvesFittings.Pipes.Check.OnePhaseFlow.Test_Tube_FlueGas_L2_Simple (sim)Verify → Templates
Dynawo_devDynawo.Examples.Wind.WECC.WTG4ACurrentSource2 (sim)Simulate performance 1.15 → 10.82
PhysiolibraryPhysiolibrary.Organs.Lungs.Examples.MeanLungsTest (sim)Compile → Failed
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkCammarata (sim)Compile → SimCode
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkCammarataIndex1 (sim)Compile → SimCode
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkLinConcLosses (sim)Compile → SimCode
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkLinConcLossesHigherCurrent (sim)Compile → SimCode
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkNonLinConcLosses (sim)Compile → SimCode
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkNonLinConcLossesHigherPorosity (sim)Compile → SimCode
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkSalogniColonnaIEA (sim)Compile → SimCode
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_28_M_28 (sim)Failed → Compile
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_28_M_28 (sim)Verify → Failed
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.SimpleAdvection_N_3200 (sim)Compile performance 0:03:32 → 0:01:49
ScalableTestSuite_nooptScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_25600 (sim)Simulate performance 15.39 → 37.93
ScalableTestSuite_nooptScalableTestSuite.Thermal.Advection.ScaledExperiments.SimpleAdvection_N_12800 (sim)Simulate performance 6.92 → 13.43
ThermalSeparationThermalSeparation.Examples.ProPen_EQ_SteadyState (sim)Compile → SimCode
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.Evaporator (sim)Simulate performance 14.57 → 8.01
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.Recuperator (sim)Compile performance 49.19 → 26.13