OpenModelica cpp from 2026-09-13 00:06:02 to 2026-09-13 22:50:52

Summary

OMC Commits4
Libraries Changed3
Number of Improvements8
Number of Regressions9
Number of Performance Improvements9
Number of Performance Regressions11

OpenModelica Changes

CommitDateAuthorSummary
dfcf8d50c62026-09-13 20:24:25 +0200Adrian Pop[Codegen] Add an ESP32 simulation code target (#16689)
22db91fde52026-09-13 20:19:17 +0200Martin SjölundShip the macOS nightly as a .dmg (#16695)
7dd7b181132026-09-13 16:37:37 +0200Martin SjölundSlim the installers and give macOS a working app bundle (#16693)
3be2e7c1ab2026-09-13 14:09:36 +0200Martin SjölundKeep the wasm side modules' own release profile (#16694)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
1418d012026-09-13 08:31:06 +0200Martin SjölundResolve the SemVer version omc now reports
5b24b0b2026-09-12 09:47:08 +0200Martin SjölundGive each runner a working directory of its own (#360)

Library Changes

LibraryChange
Buildings_11From version 11.1.2-maint.11.x (54efcd7546501f1a2d86e42eb827548a06f4713f) to 11.1.2-maint.11.x (3d1c2adb7bec0ce1ab6a17bccf5dfb8872ca7707)
Buildings_12From version 12.1.2-maint.12.x (0600dc3f0972715f5f0f5c3d9cb7fe6872f15bf8) to 12.1.2-maint.12.x (2bcb6634c8c0e587455a66b7d1aa4b8d9aea95fd)
Buildings_latestConfiguration hash (OMC settings or the testing script changed)

Models Affected

Buildings_11Buildings.Controls.OBC.ASHRAE.G36.AHUs.MultiZone.VAV.SetPoints.Validation.FreezeProtection (sim)Verify → Simulate
Buildings_11Buildings.Controls.OBC.ASHRAE.G36.AHUs.SingleZone.VAV.SetPoints.Validation.FreezeProtection (sim)Verify → Simulate
Buildings_11Buildings.DHC.ETS.Combined.Validation.ChillerBorefield (sim)Templates performance 19.16 → 38.30
Buildings_11Buildings.DHC.ETS.Combined.Validation.ChillerWSE (sim)Templates performance 4.78 → 10.31
Buildings_11Buildings.DHC.Loads.BaseClasses.Examples.CouplingSpawnZ6 (sim)Templates performance 7.50 → 12.98
Buildings_11Buildings.Examples.DualFanDualDuct.ClosedLoop (sim)Templates performance 44.06 → 0:01:27
Buildings_11Buildings.ThermalZones.Detailed.FLEXLAB.Rooms.Examples.X3WithRadiantFloor (sim)Templates → Failed
Buildings_11Buildings.ThermalZones.EnergyPlus_9_6_0.Examples.SmallOffice.ASHRAE2006Spring (sim)Templates performance 7.82 → 17.27
Buildings_11Buildings.ThermalZones.EnergyPlus_9_6_0.Examples.SmallOffice.ASHRAE2006Summer (sim)Templates performance 16.38 → 7.91
Buildings_12Buildings.Fluid.Geothermal.ZonedBorefields.Validation.FEFLOW.MassFlowRatePulse50 (sim)Compile → Verify
Buildings_12Buildings.Utilities.IO.Files.Examples.JSONWriter (sim)Templates → Verify
Buildings_latestBuildings.Controls.OBC.ASHRAE.G36.Plants.Chillers.Economizers.Subsequences.Validation.Tuning_uEcoSta_uTowFanSpeMax (sim)Simulate → Verify
Buildings_latestBuildings.DHC.ETS.Combined.Examples.HeatRecoveryHeatPump (sim)Templates performance 10.46 → 5.32
Buildings_latestBuildings.DHC.Loads.Combined.Examples.BuildingTimeSeriesWithETSDHWTank (sim)Templates performance 15.40 → 6.05
Buildings_latestBuildings.Examples.VAVReheat.Validation.TraceSubstance (sim)BackEnd performance 17.81 → 10.33
Buildings_latestBuildings.Fluid.Geothermal.ZonedBorefields.Validation.FEFLOW.MassFlowRatePulse50 (sim)Compile → Verify
Buildings_latestBuildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.Guideline36Summer (sim)BackEnd performance 13.23 → 7.67
OpenIMDML_mainOpenIMDML.Examples.MultiDomainExamples.MultiDomainThreePhaseInductionMotors.MultiDomainThreePhaseMotorValidation.MultiDomainCIM (sim)Failed → Compile
OpenIMDML_mainOpenIMDML.Examples.MultiDomainExamples.MultiDomainThreePhaseInductionMotors.MultiDomainThreePhaseMotorValidation.MultiDomainTypeI (sim)Failed → Simulate
OpenIMDML_mainOpenIMDML.Examples.MultiDomainExamples.MultiDomainThreePhaseInductionMotors.MultiDomainThreePhaseMotorValidation.MultiDomainTypeIII (sim)Failed → Compile
OpenIMDML_mainOpenIMDML.Examples.MultiDomainExamples.MultiDomainThreePhaseInductionMotors.MultiDomainThreePhaseMotorValidation.MultiDomainTypeV (sim)Failed → Compile
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_8_M_4 (sim)SimCode → Failed
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_56_M_56 (sim)Compile → FrontEnd
ScalableTestSuiteScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_6400 (sim)Simulate → Compile
ScalableTestSuiteScalableTestSuite.Elementary.Tables.ScaledExperiments.TimeTable_N_16000 (sim)Verify → Failed
ScalableTestSuiteScalableTestSuite.Elementary.WhenEvents.ScaledExperiments.ManyEvents_N_4000_M_10 (sim)Simulate performance 9.48 → 22.07
ScalableTestSuiteScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 19.78 → 10.68
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_1600 (sim)Simulate performance 36.81 → 9.14
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.SimpleAdvection_N_1600 (sim)Simulate performance 10.75 → 20.49
ScalableTestSuiteScalableTestSuite.Thermal.HeatExchanger.ScaledExperiments.CocurrentHeatExchangerEquations_N_1280 (sim)Verify → Compile
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_40_M_40 (sim)BackEnd performance 0:01:24 → 42.33
ScalableTestSuite_nooptScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineEquations_N_640 (sim)Simulate performance 7.29 → 23.69
ScalableTestSuite_nooptScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_25600 (sim)BackEnd performance 6.59 → 11.77
ScalableTestSuite_nooptScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_3200 (sim)Simulate performance 13.64 → 52.62
ScalableTestSuite_nooptScalableTestSuite.Elementary.Tables.ScaledExperiments.TimeTable_N_16000 (sim)Verify → Failed
ScalableTestSuite_nooptScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_8 (sim)Simulate performance 10.24 → 5.54
ScalableTestSuite_nooptScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_1600 (sim)Simulate performance 21.36 → 0:01:00