OpenModelica master from 2025-06-27 23:13:54 to 2025-06-29 11:34:45

Summary

OMC Commits4
Libraries Changed0
Number of Improvements2
Number of Regressions1
Number of Performance Improvements5
Number of Performance Regressions3

OpenModelica Changes

CommitDateAuthorSummary
a4914f24262025-06-28 21:23:08 +0300Adrian Popupdate OMOptim submodule to fix the Windows build (#14051)
f6c93b97582025-06-28 17:11:31 +0200phannebohm[wip] Recompute Jacobian if step size changed (#14035)
ef17c1b3622025-06-28 15:59:00 +0200phannebohmImprove initial guesses for GBODE (#14050)
7c720ed2282025-06-28 11:25:24 +0200phannebohm[C] Add new flag `newtonMaxSteps` for GBODE (#14049)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
ed227ef2025-06-28 00:10:54 +0200Francesco CasellaRead for new round of testing June 2025 (#215)
6d6bfe52025-05-29 01:41:14 +0200Adrian PopAdd new json field to force library version exact match - to be used for MSL (#213)

Library Changes

LibraryChange

Models Affected

AixLibAixLib.Controls.HVACAgentBasedControl.Examples.BookTrading.NetworkCommunication2 (sim)Simulate performance 0:08:00 → 0.15
Buildings_12Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_100boreholes (sim)Verify → Simulate
MEVMEV.Simulations.LinearControl.Scenario6 (sim)Simulate performance 4.27 → 12.95
MEVMEV.Simulations.LinearControl.Scenario7 (sim)Compile performance 9.58 → 20.92
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPAutoBufferSize (sim)Compile → Simulate
ScalableTestGrids_nooptScalableTestGrids.GridModelBuilders.Type1Sample_N_2_M_2 (sim)Compile performance 40.73 → 16.47
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_2_M_2 (sim)Compile performance 38.86 → 16.55
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_2_M_4 (sim)FrontEnd performance 12.82 → 3.39 BackEnd performance 18.64 → 10.44
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_3_M_4 (sim)FrontEnd performance 17.81 → 8.93
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_6_M_4 (sim)Failed → Simulate
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_28_M_28 (sim)BackEnd performance 19.21 → 33.91