OpenModelica master from 2026-08-16 13:35:02 to 2026-08-17 00:26:48

Summary

OMC Commits6
Libraries Changed0
Number of Improvements11
Number of Regressions27
Number of Performance Improvements7
Number of Performance Regressions3

OpenModelica Changes

CommitDateAuthorSummary
9123c1c9572026-08-16 21:46:33 +0200Martin Sjölundwasm-jit: fix the NPendulum linear_system tests (#16313)
e7c7e67c062026-08-16 19:17:44 +0200Martin Sjölundwasm-jit: honour -lv=-LOG_STDOUT in ModelicaMessage (#16312)
b1e87891f52026-08-16 17:53:54 +0200Martin Sjölundwasm-jit: iterate discrete update at time events (#16311)
3118f12e2c2026-08-16 17:20:19 +0200Martin Sjölundwasm-jit: support -single precision result files (#16310)
8e2b9166fd2026-08-16 15:41:56 +0200Martin Sjölundwasm-jit: fix six simulation tests (#16306)
6c4d1921c12026-08-16 15:36:23 +0200Martin Sjölundwasm-jit: *_info.json under infoXmlOperations (#16309)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
c65d56a2026-08-14 08:44:36 +0200Martin SjölundAdd some MDD dependencies (#315)
2ee99a92026-08-13 18:23:01 +0200Martin SjölundInstall jinja2 in wasm-jit image for Buildings library (#314)

Library Changes

LibraryChange

Models Affected

Buildings_11Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:06:40 → 0.21
Buildings_11Buildings.ThermalZones.EnergyPlus_9_6_0.Examples.SmallOffice.Guideline36Winter (sim)Compile → Simulate
Buildings_11Buildings.Utilities.IO.Python_3_8.Examples.KalmanFilter (sim)Templates → Verify
Buildings_11Buildings.Utilities.IO.Python_3_8.Examples.SimpleRoom (sim)Templates → Verify
Buildings_11Buildings.Utilities.IO.Python_3_8.Functions.Examples.Exchange (sim)Templates → Verify
Buildings_11Buildings.Utilities.IO.Python_3_8.Functions.Examples.ExchangeWithPassPythonObject (sim)Templates → Verify
Buildings_12Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:06:40 → 0.21
Buildings_12Buildings.Utilities.IO.Python_3_8.Examples.KalmanFilter (sim)Templates → Verify
Buildings_12Buildings.Utilities.IO.Python_3_8.Examples.SimpleRoom (sim)Templates → Verify
Buildings_12Buildings.Utilities.IO.Python_3_8.Functions.Examples.Exchange (sim)Templates → Verify
Buildings_12Buildings.Utilities.IO.Python_3_8.Functions.Examples.ExchangeWithPassPythonObject (sim)Templates → Verify
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)Simulate → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesSatSubcritical (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesSupercritical (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesTranscritical (sim)Simulate → Templates
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)Simulate → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesTranscritical (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesSatSubcritical (sim)Compile → Templates
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesSupercritical (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesTranscritical (sim)Compile → Templates
ExternalMediaExternalMedia.Test.CoolProp.Misc.RhoSmoothing (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.CoolProp.Pentane.Pentane_hs (sim)Compile → Failed
ExternalMediaExternalMedia.Test.CoolProp.Pentane.Pentane_hs_state (sim)Simulate → Templates
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 → Templates
ExternalMediaExternalMedia.Test.TestMedium.TestState (sim)Simulate → Templates
ExternalMediaExternalMedia.Test.TestMedium.TestStatesSat (sim)Simulate → Failed
IDEASIDEAS.Airflow.Multizone.Examples.ClosedDoors (sim)Compile performance 24.87 → 3.81
IDEASIDEAS.Airflow.Multizone.Examples.NaturalVentilation (sim)Compile performance 20.90 → 2.87
IDEASIDEAS.Airflow.Multizone.Examples.OneEffectiveAirLeakageArea (sim)Compile performance 22.05 → 2.42
KeyWordIOKeyWordIO.Examples.CaseExamples.ElectricalCases (sim)Templates → Simulate
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDP (sim)Compile → Simulate
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_2_M_2 (sim)Compile performance 34.78 → 16.72
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_2_M_4 (sim)Compile performance 38.51 → 20.90
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_8_M_4 (sim)Templates → Failed
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_reduced_N_6_M_4 (sim)Simulate → Failed
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_28_M_28 (sim)BackEnd performance 15.78 → 27.44
ScalableTestSuite_nooptScalableTestSuite.Elementary.Tables.ScaledExperiments.CombiTimeTable_N_16000 (sim)Compile performance 11.43 → 25.74
ScalableTestSuite_nooptScalableTestSuite.Elementary.Tables.ScaledExperiments.TimeTable_N_16000 (sim)Compile performance 14.60 → 29.70
ScalableTestSuite_nooptScalableTestSuite.Thermal.Advection.ScaledExperiments.SteamPipe_N_1280 (sim)Verify → Failed