OpenModelica cpp from 2026-05-05 06:32:43 to 2026-05-05 22:35:12

Summary

OMC Commits9
Libraries Changed2
Number of Improvements12
Number of Regressions2
Number of Performance Improvements5
Number of Performance Regressions7

OpenModelica Changes

CommitDateAuthorSummary
045c18eec52026-05-05 20:36:35 +0200phannebohm[NB] Find more SCC aliases (#15499)
4250e5b0482026-05-05 17:40:53 +0200kabdelhak[NB] add differentiation info to pre-defined functions (#15498)
33dc911db82026-05-05 15:56:51 +0200kabdelhak[NB] update index reduction (#15497)
24f53dc0c42026-05-05 13:44:35 +0200Martin SjölundChange equations to algorithms in MetaModelica (#15476)
285b5934fb2026-05-05 12:23:16 +0200Martin SjölundRemoved matchcontinue from BaseHash{Set,Table} (#15494)
445b47ecc82026-05-05 11:58:11 +0200kabdelhak[NB] update inferred clock handling (#15495)
6e5405d9362026-05-05 11:32:38 +0200phannebohm[NF] Init Maps with size and remove unused stuff (#15493)
451c1bbd492026-05-05 09:03:31 +0200phannebohmMove Rational to Util (#15487)
16c54a3ffd2026-05-05 09:01:52 +0200Martin SjölundRemove Modelica-style arrays from the MM code (#15488)

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
Buildings_latestConfiguration hash (OMC settings or the testing script changed)
Dynawo_devFrom version 1.8.0-master (8ae1ea8b85b5a2a2d212ba4371862ecaa49a41d1) to 1.8.0-master (deab6f8539a714429c36b536b3c929eb3cc14326)

Models Affected

AixLibAixLib.Airflow.FacadeVentilationUnit.Examples.FacadeVentilationUnit (sim)Compile performance 28.17 → 15.85
Buildings_11Buildings.DHC.Plants.Combined.Examples.AllElectricCWStorage (sim)Templates → Compile
Buildings_12Buildings.Air.Systems.SingleZone.VAV.Examples.Guideline36 (sim)Templates performance 6.23 → 13.11
Buildings_12Buildings.DHC.Plants.Combined.Examples.AllElectricCWStorage (sim)Templates → Compile
Buildings_latestBuildings.Fluid.HeatExchangers.CoolingTowers.Examples.DryCooler (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.HeatExchangers.CoolingTowers.Examples.Merkel (sim)Simulate → Verify
Buildings_latestBuildings.Media.Antifreeze.Functions.Validation.EthyleneGlycolWater (sim)Simulate → Verify
Buildings_latestBuildings.Media.Antifreeze.Functions.Validation.PropyleneGlycolWater (sim)Simulate → Verify
Buildings_latestBuildings.Utilities.IO.Python_3_12.Examples.KalmanFilter (sim)Simulate → Verify
Buildings_latestBuildings.Utilities.IO.Python_3_12.Functions.Examples.Exchange (sim)Simulate → Verify
Buildings_latestBuildings.Utilities.IO.Python_3_12.Functions.Examples.ExchangeWithPassPythonObject (sim)Simulate → Verify
BusinessSimulation_devBusinessSimulation.Examples.SoftwareReleaseProject (sim)Compile performance 32.05 → 17.76
ClaRaClaRa.Components.Mills.PhysicalMills.Check.TestMillBox_1_measurementInput (sim)FrontEnd performance 4.93 → 10.18
ClaRa_devClaRa.Components.Mills.PhysicalMills.Check.TestMillBox_1_measurementInput (sim)FrontEnd performance 4.61 → 10.49
Dynawo_devDynawo.Examples.Wind.WECC.WTG4ACurrentSource1 (sim)Verify → Simulate
Dynawo_devDynawo.Examples.Wind.WECC.WTG4ACurrentSource2 (sim)Verify → Simulate
ModelicaTest_3.2.3ModelicaTest.Blocks.FilterTests.AllOptions (sim)Simulate performance 21.64 → 52.51
ModelicaTest_4.1.0ModelicaTest.Blocks.FilterTests.AllOptions (sim)Simulate performance 13.04 → 33.80
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_8_M_4 (sim)Failed → SimCode
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_20_M_20 (sim)Compile performance 36.14 → 0:01:09
ScalableTestSuiteScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineEquations_N_1280 (sim)Simulate performance 0:02:06 → 0:04:30
ScalableTestSuiteScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 11.82 → 5.61
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_10_M_10 (sim)Compile performance 20.33 → 11.48
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_56_M_56 (sim)Templates → Verify
ScalableTestSuite_nooptScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 11.72 → 5.56
ScalableTestSuite_nooptScalableTestSuite.Thermal.Advection.ScaledExperiments.SteamPipe_N_640 (sim)Failed → Simulate