OpenModelica master-fmi-fmpy from 2026-06-30 08:05:27 to 2026-07-02 13:00:00

Summary

OMC Commits5
Libraries Changed1
Number of Improvements6
Number of Regressions4
Number of Performance Improvements9
Number of Performance Regressions4

OpenModelica Changes

CommitDateAuthorSummary
c6861442042026-07-01 14:08:01 +0200MarvinSchmidt-embeff[FMI] Remove spaces around '=' for canRunAsynchronuosly attribute (#15970)
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)

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
Dynawo_devFrom version 1.8.0-master (de0163bb854a3119eb5a9a3c46b01f3c09627481) FMPy version 0.3.29 to 1.8.0-master (74cdffe0f4d8abe4e4d194cd98d0884a5c8145e3) FMPy version 0.3.29

Models Affected

AixLibAixLib.ThermalZones.HighOrder.Examples.OFDHeatLoad (sim)SimCode performance 0:01:08 → 27.70
AixLibAixLib.ThermalZones.HighOrder.Examples.OFD_1Jan (sim)SimCode performance 0:01:35 → 47.65
BuildSysProBuildSysPro.IBPSA.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)
Buildings_11Buildings.DHC.ETS.Combined.Validation.ChillerBorefield (sim)SimCode performance 32.95 → 15.68
Buildings_11Buildings.DHC.Loads.BaseClasses.Examples.CouplingRCZ6 (sim)Verify → Failed
Buildings_12Buildings.DHC.ETS.Combined.Validation.ChillerBorefield (sim)SimCode performance 16.89 → 35.98
Buildings_latestBuildings.Air.Systems.SingleZone.VAV.Examples.ChillerDXHeatingEconomizer (sim)SimCode performance 10.96 → 6.11
Buildings_latestBuildings.DHC.Loads.BaseClasses.Examples.CouplingRCZ6 (sim)Failed → Verify
Buildings_latestBuildings.Examples.ScalableBenchmarks.BuildingVAV.Examples.OneFloor_OneZone (sim)SimCode performance 10.25 → 6.01
Buildings_latestBuildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.Examples.BoreholeDynamics (sim)Failed → Verify
Buildings_latestBuildings.Fluid.Geothermal.Borefields.Examples.Borefields (sim)Failed → Verify
Dynawo_devDynawo.Examples.SMIB.SMIBStepPm (sim)Compile → Verify
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkCammarata (sim)Failed → Compile
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkCammarataIndex1 (sim)SimCode performance 33.54 → 15.99
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_20_M_20 (sim)Compile performance 0:01:55 → 0:04:34
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_28_M_28 (sim)Failed → Verify
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_28_M_28 (sim)Verify → Failed
ScalableTestSuiteScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_12800 (sim)Verify → Compile
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.SteamPipe_N_320 (sim)Compile performance 0:01:35 → 0:03:40
ScalableTestSuiteScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_640 (sim)Compile performance 0:01:20 → 44.69
ScalableTestSuiteScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CounterCurrentHeatExchangerEquations_N_1280 (sim)Verify → Compile
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_80_M_80 (sim)Simulate performance 29.45 → 11.99
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_80_M_80 (sim)BackEnd performance 0:01:40 → 53.32
ScalableTestSuite_nooptScalableTestSuite.Thermal.Advection.ScaledExperiments.SimpleAdvection_N_12800 (sim)Simulate performance 6.77 → 16.70