OpenModelica newInst-daeMode from 2026-06-24 05:37:42 to 2026-06-26 05:18:07

Summary

OMC Commits7
Libraries Changed1
Number of Improvements14
Number of Regressions1
Number of Performance Improvements1
Number of Performance Regressions2

OpenModelica Changes

CommitDateAuthorSummary
12c5f1fc0f2026-06-25 19:08:43 +0200Per ÖstlundEnable more warnings for OMNotebook (#15922)
50a10d991a2026-06-25 15:56:00 +0200Per ÖstlundFix more OMNotebook memory management issues (#15921)
df63cabae72026-06-25 16:04:46 +0300Adrian Popdoc: fix unset HOME and missing systemoverview.png in UsersGuide build (#15920)
d4301ebb972026-06-24 14:10:58 +0200Henning Kieluse 1-based index in List.replaceAtWithList() (#15899)
bd361b28ac2026-06-24 12:57:01 +0200linuslangenkamp[ColPack] replace deprecated std::random_shuffle (#15909)
ccf28cba1e2026-06-24 13:23:00 +0300Adrian Pop[FMI] Add FMI 3.0 export (#15686) (#15692)
bf329049952026-06-24 12:14:16 +0300Adrian Pop[CMake] Detect BLAS/LAPACK once and cache to skip per-call vendor sweep (#15908)

3rdParty changes

Note that the 3rdParty libraries changed: 50be61eef3a5..f0f1e90cb0d0

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
Buildings_latestFrom version 14.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/599402af69beaabb8a54db47b1340c22ebb0e690.zip) to 14.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/b0e326a37dfcc032f7597f0ae9919ca8a1517b5c.zip)

Models Affected

AixLibAixLib.Controls.HVACAgentBasedControl.Examples.BookTrading.BookTrading (sim)Compile → Simulate
AixLibAixLib.Controls.HVACAgentBasedControl.Examples.BookTrading.NetworkCommunication1 (sim)Simulate performance 0:08:00 → 0.11
AixLibAixLib.Controls.HVACAgentBasedControl.Examples.BookTrading.NetworkCommunication2 (sim)Compile → Simulate
Buildings_latestBuildings.Fluid.BaseClasses.FlowModels.Validation.InversePowerLaws (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.BaseClasses.FlowModels.Validation.InvertingPowerLaw_dp (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.BaseClasses.FlowModels.Validation.InvertingPowerLaw_m_flow (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.BaseClasses.FlowModels.Validation.PowerLaw_dp (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.BaseClasses.FlowModels.Validation.PowerLaw_dp_DerivativeCheck (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.BaseClasses.FlowModels.Validation.PowerLaw_dp_DerivativeCheck2 (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.BaseClasses.FlowModels.Validation.PowerLaw_m_flow_DerivativeCheck (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.BaseClasses.FlowModels.Validation.PowerLaw_m_flow_DerivativeCheck2 (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.FixedResistances.Validation.PressureDropPartiallyTurbulent (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.HeatExchangers.CoolingTowers.Examples.DryCooler (sim)Verify → Simulate
Buildings_latestBuildings.Templates.Plants.Controls.StagingRotation.BaseClasses.Validation.SelectEquipmentAtStage (sim)Simulate → Verify
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPAutoBufferSize (sim)Compile → Simulate
ScalableTestSuiteScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_25600 (sim)Simulate performance 9.33 → 31.49
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_112_M_112 (sim)Failed → Verify
ScalableTestSuite_nooptScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_25600 (sim)Simulate performance 11.98 → 21.16