OpenModelica master from 2026-08-18 13:31:23 to 2026-08-19 00:30:55

Summary

OMC Commits3
Libraries Changed0
Number of Improvements26
Number of Regressions9
Number of Performance Improvements7
Number of Performance Regressions1

OpenModelica Changes

CommitDateAuthorSummary
a5c222ae4d2026-08-18 18:25:05 +0200AndreasUpdate 3rdParty (#16326)
bf26866ebc2026-08-18 15:46:42 +0200Adeel AsgharFix compiler warnings across OMEdit (#16325)
8ec4e9839a2026-08-18 15:38:38 +0200AndreasUpdate sundials 5.4.0 --> 7.8.0 (#16158)

3rdParty changes

Note that the 3rdParty libraries changed: 5fcf98093292..333e7639b6dd

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
90787332026-08-18 20:35:21 +0200Martin SjölundAdd old Python packages to wasm-jit image
b5ecbba2026-08-18 14:22:58 +0200Martin Sjölundwasm-jit should run on 9950x

Library Changes

LibraryChange

Models Affected

Buildings_11Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:06:40 → 1.25
Buildings_11Buildings.Utilities.IO.Python_3_8.Examples.KalmanFilter (sim)Verify → Templates
Buildings_11Buildings.Utilities.IO.Python_3_8.Examples.SimpleRoom (sim)Verify → Templates
Buildings_11Buildings.Utilities.IO.Python_3_8.Functions.Examples.Exchange (sim)Verify → Templates
Buildings_11Buildings.Utilities.IO.Python_3_8.Functions.Examples.ExchangeWithPassPythonObject (sim)Verify → Templates
Buildings_12Buildings.DHC.Examples.Combined.SeriesConstantFlow (sim)Templates performance 6.37 → 11.01
Buildings_12Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:06:40 → 1.21
Buildings_12Buildings.Utilities.IO.Python_3_8.Examples.KalmanFilter (sim)Verify → Templates
Buildings_12Buildings.Utilities.IO.Python_3_8.Examples.SimpleRoom (sim)Verify → Templates
Buildings_12Buildings.Utilities.IO.Python_3_8.Functions.Examples.Exchange (sim)Verify → Templates
Buildings_12Buildings.Utilities.IO.Python_3_8.Functions.Examples.ExchangeWithPassPythonObject (sim)Verify → Templates
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesDynamic (sim)Failed → Simulate
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesExplicit (sim)Failed → Simulate
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesImplicit (sim)Failed → Simulate
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestBasePropertiesTranscritical (sim)Failed → Simulate
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesSatSubcritical (sim)Templates → Simulate
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesSupercritical (sim)Templates → Simulate
ExternalMediaExternalMedia.Test.CoolProp.CO2.TestStatesTranscritical (sim)Templates → Simulate
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesDynamic (sim)Failed → Simulate
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesExplicit (sim)Failed → Compile
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesImplicit (sim)Failed → Simulate
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestBasePropertiesTranscritical (sim)Failed → Compile
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesSatSubcritical (sim)Templates → Compile
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesSupercritical (sim)Templates → Simulate
ExternalMediaExternalMedia.Test.CoolProp.CO2_Tabular.TestStatesTranscritical (sim)Templates → Compile
ExternalMediaExternalMedia.Test.CoolProp.Misc.RhoSmoothing (sim)Templates → Simulate
ExternalMediaExternalMedia.Test.CoolProp.Pentane.Pentane_hs (sim)Failed → Compile
ExternalMediaExternalMedia.Test.CoolProp.Pentane.Pentane_hs_state (sim)Templates → Simulate
ExternalMediaExternalMedia.Test.TestMedium.TestBasePropertiesDynamic (sim)Failed → Simulate
ExternalMediaExternalMedia.Test.TestMedium.TestBasePropertiesExplicit (sim)Failed → Simulate
ExternalMediaExternalMedia.Test.TestMedium.TestBasePropertiesImplicit (sim)Failed → Simulate
ExternalMediaExternalMedia.Test.TestMedium.TestConstants (sim)Failed → Simulate
ExternalMediaExternalMedia.Test.TestMedium.TestSat (sim)Templates → Simulate
ExternalMediaExternalMedia.Test.TestMedium.TestState (sim)Templates → Simulate
ExternalMediaExternalMedia.Test.TestMedium.TestStatesSat (sim)Failed → Simulate
KeyWordIOKeyWordIO.Examples.CaseExamples.ElectricalCases (sim)Simulate → Templates
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDP (sim)Compile → Simulate
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_2_M_2 (sim)BackEnd performance 11.88 → 5.51
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_4_M_4 (sim)FrontEnd performance 23.48 → 13.12
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_reduced_N_3_M_4 (sim)FrontEnd performance 12.62 → 6.21
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_reduced_N_6_M_4 (sim)Failed → Simulate
ScalableTestSuite_nooptScalableTestSuite.Elementary.Tables.ScaledExperiments.CombiTimeTable_N_16000 (sim)Compile performance 24.93 → 12.84
ScalableTestSuite_nooptScalableTestSuite.Elementary.Tables.ScaledExperiments.TimeTable_N_16000 (sim)Compile performance 30.62 → 16.26