OpenModelica cpp from 2026-08-06 23:20:05 to 2026-08-07 22:54:31

Summary

OMC Commits5
Libraries Changed0
Number of Improvements7
Number of Regressions1
Number of Performance Improvements7
Number of Performance Regressions5

OpenModelica Changes

CommitDateAuthorSummary
5fb7305e9c2026-08-07 22:40:09 +0200Martin Sjölundwasm-jit: init function locals in decl order (#16218)
4468ccc58e2026-08-07 20:02:25 +0200Martin Sjölundwasm-jit: fix five MSL 4.1.0 sweep failures (#16217)
d9ce24c3802026-08-07 16:52:11 +0200Martin Sjölundwasm-jit: run optimize() with the Ipopt solver (#16213)
48341bb2c82026-08-07 14:55:06 +0200Martin Sjölundwasm-jit: external work variables and FORTRAN 77 (#16216)
939ec76b442026-08-07 13:57:29 +0200Martin SjölundFix two ScalableTestSuite large-model failures (#16214)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
f0529402026-08-07 08:03:04 +0200Martin SjölundApply __OpenModelica_simulationFlags to wasm-jit
65f890e2026-08-07 07:57:06 +0200Martin SjölundApply -alarm to wasm-jit simulations too

Library Changes

LibraryChange

Models Affected

Buildings_11Buildings.DHC.Loads.Combined.Examples.BuildingTimeSeriesWithETSDHWTank (sim)Templates performance 12.38 → 6.56
Buildings_12Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Spring (sim)Templates performance 18.76 → 8.79
Buildings_latestBuildings.DHC.Examples.Combined.ETSHeatRecoveryHeatPump_BuildingTimeSeries.WithDHW (sim)Templates performance 24.53 → 12.24
Buildings_latestBuildings.DHC.Examples.Combined.ETSHeatRecoveryHeatPump_BuildingTimeSeries.WithoutDHW (sim)Templates performance 20.24 → 9.49
ModelicaTest_4.1.0ModelicaTest.Blocks.FilterTests.AllOptions (sim)Simulate performance 44.34 → 23.60
ModelicaTest_4.1.0ModelicaTest.Tables.CombiTable2Ds.OneSidedDerivative2D (sim)Failed → Verify
ModelicaTest_4.1.0ModelicaTest.Tables.CombiTable2Dv.OneSidedDerivative2D (sim)Failed → Verify
ModelicaTest_trunkModelicaTest.Tables.CombiTable2Ds.OneSidedDerivative2D (sim)Failed → Verify
ModelicaTest_trunkModelicaTest.Tables.CombiTable2Dv.OneSidedDerivative2D (sim)Failed → Verify
Modelica_4.0.0Modelica.Electrical.Batteries.Examples.CCCV_StackRC (sim)Compile performance 11.99 → 20.68
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_8_M_4 (sim)FrontEnd → Failed
ScalableTestSuiteScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineEquations_N_640 (sim)Simulate performance 10.43 → 54.87
ScalableTestSuiteScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 13.08 → 5.72
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_1600 (sim)Simulate performance 12.88 → 22.23
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.SimpleAdvection_N_1600 (sim)Simulate performance 12.50 → 5.53
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.SimpleAdvection_N_6400 (sim)Compile → Simulate
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_80_M_80 (sim)BackEnd performance 0:02:10 → 0:03:43
ScalableTestSuite_nooptScalableTestSuite.Elementary.Tables.ScaledExperiments.CombiTimeTable_N_16000 (sim)Failed → Verify
ScalableTestSuite_nooptScalableTestSuite.Elementary.Tables.ScaledExperiments.TimeTable_N_16000 (sim)Failed → Verify
ScalableTestSuite_nooptScalableTestSuite.Elementary.WhenEvents.ScaledExperiments.ManyEvents_N_4000_M_10 (sim)SimCode performance 32.42 → 17.02 Simulate performance 6.56 → 11.79