OpenModelica master-fmi from 2026-06-26 15:52:13 to 2026-06-27 05:55:51

Summary

OMC Commits6
Libraries Changed0
Number of Improvements2
Number of Regressions6
Number of Performance Improvements6
Number of Performance Regressions11

OpenModelica Changes

CommitDateAuthorSummary
2d69baba822026-06-27 00:59:26 +0300Adrian Pop[FrontEnd] Fix noEvent not respected when a relation is shared by removeEqualRHS (#15942)
6db6937d8d2026-06-27 00:12:15 +0300Adrian Pop[3D] Visualize shapes used directly from ModelicaServices.Animation (#15941)
1ea1f7f5bc2026-06-26 20:14:21 +0200Julien Schuellerfix: preserve init-time parameter values through fmi2SetFMUstate (#15915)
7841133d812026-06-26 19:36:21 +0200Martin SjölundUpdate 3rdParty for clang-cl fixes (MSVC, cross-compiling) (#15934)
371e68b1fe2026-06-26 16:38:21 +0200Julien Schuellerfix: enable canGetAndSetFMUstate by default in FMI 2.0 export (#15914)
1b867bd02c2026-06-26 15:54:05 +0200Julien Schuellerfix: allow fmi2Get/Set/FreeFMUstate in Continuous-Time Mode (#15912)

3rdParty changes

Note that the 3rdParty libraries changed: f0f1e90cb0d0..3bbcfa4a76ea

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.Systems.ModularAHU.Validation.AHU2_Heater (sim)SimCode performance 18.14 → 5.36
AixLibAixLib.ThermalZones.HighOrder.Examples.OFDHeatLoad (sim)SimCode performance 23.55 → 0:01:50
AixLibAixLib.ThermalZones.HighOrder.Examples.OFD_1Jan (sim)SimCode performance 55.50 → 26.16
AixLibAixLib.ThermalZones.HighOrder.Validation.ASHRAE140.Case320 (sim)Simulate → Compile
BuildSysProBuildSysPro.Building.Examples.ValidationDMvsSM (sim)Simulate → Compile
BuildingSystemsBuildingSystems.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)SimCode performance 36.07 → 16.32
Buildings_11Buildings.DHC.ETS.Combined.Examples.ChillerBorefield (sim)SimCode performance 19.75 → 35.44
Buildings_11Buildings.DHC.ETS.Combined.Subsystems.Validation.Borefield (sim)SimCode performance 22.91 → 45.40
Buildings_11Buildings.DHC.Plants.Cooling.Examples.ElectricChillerParallel (sim)Verify → Simulate
Buildings_12Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:07:02 → 1.42
Buildings_latestBuildings.DHC.Examples.Combined.ETSHeatRecoveryHeatPump_BuildingTimeSeries.WithDHW (sim)SimCode → Failed
Buildings_latestBuildings.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)SimCode performance 8.18 → 15.06
ClaRaClaRa.Components.Utilities.Blocks.Check.testMatrixReader (sim)SimCode performance 4.08 → 10.53
IDEASIDEAS.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)SimCode performance 17.97 → 7.50
IDEAS_devIDEAS.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)SimCode performance 17.34 → 8.34
LEPSE_mainLEPSE.Examples.KKT_1 (sim)Verify → Compile
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkCammarata (sim)Failed → Compile
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkLinConcLosses (sim)SimCode performance 16.71 → 28.95
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_20_M_20 (sim)Failed → Compile
ScalableTestSuiteScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTI_Modelica_N_1280 (sim)Compile performance 0:01:50 → 0:03:13
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_112_M_112 (sim)Verify → Failed
ScalableTestSuite_nooptScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_25600 (sim)BackEnd performance 34.18 → 18.48 Simulate performance 12.19 → 26.27
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.Condenser (sim)Simulate performance 8.47 → 20.43
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.Evaporator (sim)Simulate performance 9.60 → 19.36
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.Recuperator (sim)Simulate performance 12.99 → 29.33