OpenModelica cpp from 2026-04-30 03:47:43 to 2026-05-01 01:33:16

Summary

OMC Commits7
Libraries Changed2
Number of Improvements6
Number of Regressions5
Number of Performance Improvements4
Number of Performance Regressions5

OpenModelica Changes

CommitDateAuthorSummary
fe5c92065b2026-04-30 23:32:14 +0200Martin SjölundReplace equations with algorithms in MetaModelica (#15471)
ad3cf7f2782026-04-30 20:54:08 +0200Adrian Popdebug why git describe does not work as it should (#15466)
c54d26f3532026-04-30 19:35:24 +0200kabdelhak[NSim] move top level inputs to the correct position (#15469)
0f2adf3ec92026-04-30 19:02:43 +0200Martin SjölundReplace equations with algorithms in MetaModelica (#15468)
25da15cc3e2026-04-30 14:10:45 +0200Per ÖstlundRemove NFEquation.ARRAY_EQUALITY (#15458)
47887e39242026-04-30 14:09:53 +0200Martin SjölundMake Susan output algorithms instead of equations (#15463)
052c5e73952026-04-30 06:57:00 +0200Adrian Popfetch tags for describe to work properly (#15462)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
1dd4db72026-04-19 14:25:16 +0200Adrian Popforce fetch of tags to handle the floating tag 'nightly' (#285)
e83c3f42026-04-14 08:15:53 +0200Adrian Popcannot run python -m fmpy via check_output_log (#284)

Library Changes

LibraryChange
ThermofluidStreamFrom version 1.2.0 (https://github.com/DLR-SR/ThermofluidStream/archive/8d2287a558d9d5e3a6235c981d5a60044dae5b61.zip) to 1.3.0 (https://github.com/DLR-SR/ThermofluidStream/archive/e43023fd5b731416a60a0f0db21791f71f0d2baf.zip)
ThermofluidStream_devFrom version 1.2.0-main (528a88d20a848ebfb55521f79caf1c158bce3bd9) to 1.3.0-main (e43023fd5b731416a60a0f0db21791f71f0d2baf)

Models Affected

AixLibAixLib.Airflow.FacadeVentilationUnit.Examples.FacadeVentilationUnit (sim)Compile performance 29.27 → 14.81
AixLibAixLib.Systems.ModularAHU.Examples.DemandControlledAHU (sim)BackEnd performance 5.11 → 16.54 Templates performance 25.51 → 0:01:02
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_320_M_5 (sim)Verify → Templates
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_56_M_56 (sim)Verify → Templates
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_20_M_20 (sim)Compile performance 38.70 → 0:01:07
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_28_M_28 (sim)Compile performance 0:01:09 → 0:02:00
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_56_M_56 (sim)Verify → Templates
ScalableTestSuiteScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 10.99 → 5.71
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_1600 (sim)Simulate performance 23.67 → 44.71
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_320_M_5 (sim)Templates → Verify
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_56_M_56 (sim)Templates → Verify
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_14_M_14 (sim)Compile performance 36.62 → 18.95
ScalableTestSuite_nooptScalableTestSuite.Elementary.WhenEvents.ScaledExperiments.ManyEvents_N_4000_M_10 (sim)Simulate performance 11.91 → 6.12
ThermofluidStreamThermofluidStream.Examples.ReverseHeatPump (sim)Simulate performance 48.73 → 0:10:29
ThermofluidStreamThermofluidStream.Examples.SimpleAirCycle (sim)Simulate → Verify
ThermofluidStreamThermofluidStream.Examples.SimpleCoolingCycle (sim)Verify → Simulate
ThermofluidStreamThermofluidStream.Examples.SimpleStream (sim)Simulate → Verify
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.ElementTwoPhase (sim)Verify → Compile
ThermofluidStream_devThermofluidStream.Processes.Tests.Pump (sim)Simulate → Verify
ThermofluidStream_devThermofluidStream.Processes.Tests.Pump_dp_tau_centrifugal_DesignPoint (sim)Simulate → Verify