OpenModelica newInst-daeMode from 2026-05-03 20:16:54 to 2026-05-06 05:12:09

Summary

OMC Commits19
Libraries Changed3
Number of Improvements8
Number of Regressions4
Number of Performance Improvements1
Number of Performance Regressions4

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)
424c4061f62026-05-04 23:02:57 +0200Martin SjölundRemove the database bindings (#15491)
8f3dddc8a12026-05-04 22:55:00 +0200Martin SjölundRemove the MessagePack library (#15490)
36cf65a7292026-05-04 20:54:40 +0200JKRT_CLAUDE_ACCOUNTMerge consecutive MetaModelica metarecord field updates (#11909) (#15396)
b9030b79432026-05-04 18:42:36 +0200Martin SjölundPort StateMachines to NF (#15424)
1d375678292026-05-04 17:12:26 +0200Adeel AsgharHttpServer is a required package when building with Qt6 (#15483)
fe057f687c2026-05-04 17:07:26 +0200Martin SjölundChange equations in MetaModelica to algorithms (#15480)
971b00b4ee2026-05-04 17:06:01 +0200Adeel AsgharAvoid calling getElements without a class name (#15486)
3708756fd42026-05-04 15:30:07 +0200Adeel AsgharSwitching order of tabs only causes issues on Windows (#15484)
535021b41e2026-05-04 13:55:07 +0200Adeel AsgharDo not make the fields array static (#15482)
106ed2c6372026-05-03 21:43:00 +0200Martin SjölundRemove string comments on match expression input/pattern/else (#15477)

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_12From version 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/04b122f0c444f3a505163c76e7294db4964c62a8.zip) to 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/451783ab30a673563aecd11cc30f5a22f38e8cdd.zip)
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/bf456b3a4a2e5ec26a38913aef7390afd62fa686.zip) to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/55abf579598ca81cae0a82f337350375958e6722.zip)
Dynawo_devFrom version 1.8.0-master (8ae1ea8b85b5a2a2d212ba4371862ecaa49a41d1) to 1.8.0-master (deab6f8539a714429c36b536b3c929eb3cc14326)

Models Affected

Buildings_12Buildings.DHC.ETS.Combined.Examples.ChillerBorefield (sim)Simulate performance 30.55 → 17.50
Buildings_latestBuildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_100boreholes (sim)Simulate → Verify
Buildings_latestBuildings.Fluid.HeatExchangers.CoolingTowers.Examples.DryCooler (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.Examples.SimpleRoom (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
ClaRa_devClaRa.Components.Mills.PhysicalMills.Check.TestMillBox_1_measurementInput (sim)FrontEnd performance 4.60 → 10.29
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2015 (sim)Verify → Compile
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2020 (sim)Verify → Compile
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WPP4ACurrentSource2020FOCB (sim)Verify → Simulate
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_noTap___N_6_M_4 (sim)Simulate performance 9.71 → 20.06
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_tapNoEv_N_6_M_4 (sim)Simulate performance 10.26 → 19.93
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_56_M_56 (sim)BackEnd performance 37.79 → 0:01:04
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_112_M_112 (sim)Templates → Failed