OpenModelica cpp from 2026-06-29 23:49:18 to 2026-06-30 22:55:37

Summary

OMC Commits4
Libraries Changed2
Number of Improvements1
Number of Regressions14
Number of Performance Improvements5
Number of Performance Regressions4

OpenModelica Changes

CommitDateAuthorSummary
29e6ebbe4f2026-06-30 15:00:31 +0200arun3688Fix stripping trailing chars from -L directories (#15963)
3fae8321ed2026-06-30 14:13:17 +0200kabdelhak[NB] update dumping of for-equations (#14847)
dbfbd4b3aa2026-06-30 10:57:28 +0200arun3688Fix stripping trailing chars from -l library names (#15961)
8d2b0f90d02026-06-30 01:21:48 +0300Adrian Pop[Backend] Fix propagation of attributes when inlining functions (both OF & NF) (#15950)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
d357aff2026-06-12 13:26:07 +0200AndreasFix OMSimulator submodule update when directory layout changes (#287)
12a01782026-06-06 12:43:09 +0200Adrian Popdrop v1.25 and add v1.27 (#286)

Library Changes

LibraryChange
ThermofluidStreamConfiguration hash (OMC settings or the testing script changed)
ThermofluidStream_devFrom version 1.3.0-main (e54ad6bed5f20927a85332b45d766f9c9ed001fb) to 1.3.0-main (614af9e9320e30f167f4a19a40f8d0b21c35344b)

Models Affected

AixLibAixLib.Airflow.AirHandlingUnit.ModularAirHandlingUnit.Examples.ExampleAHU (sim)Compile → Simulate
Buildings_11Buildings.DHC.Plants.Combined.Examples.AllElectricCWStorage (sim)Compile → Templates
Buildings_latestBuildings.DHC.Loads.Combined.Examples.BuildingTimeSeriesWithETSDHWTank (sim)Templates performance 7.28 → 14.78
Buildings_latestBuildings.Examples.FanCoils.FourPipe (sim)BackEnd performance 9.88 → 17.68
ExternalMediaExternalMedia.Test.TestMedium.TestBasePropertiesDynamic (sim)Simulate → Compile
ModelicaTest_4.0.0ModelicaTest.Blocks.FilterTests.AllOptions (sim)Simulate performance 43.86 → 20.95
ModelicaTest_4.1.0ModelicaTest.Blocks.FilterTests.AllOptions (sim)BackEnd performance 5.98 → 11.01
Modelica_trunkModelica.Blocks.Examples.Rectifier6pulseFFT (sim)BackEnd performance 12.69 → 22.25
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_320_M_5 (sim)Verify → Templates
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_80_M_80 (sim)BackEnd performance 0:02:51 → 0:01:24
ScalableTestSuiteScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 10.37 → 5.52
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_320_M_5 (sim)Verify → Templates
ScalableTestSuite_nooptScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 13.57 → 5.52
ScalableTestSuite_nooptScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_1600 (sim)Simulate performance 41.43 → 22.84
ThermofluidStreamThermofluidStream.Examples.SimpleAirCycle (sim)Verify → Simulate
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.CounterFlowNTU (sim)Verify → Simulate
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.CounterFlowNTU_parallel (sim)Verify → Simulate
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.CounterFlowNTU_serial (sim)Verify → Simulate
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.CounterFlowNTU_zeroMassFlow (sim)Verify → Simulate
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.CrossFlowNTU (sim)Verify → Simulate
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.CrossFlowNTU_zeroMassFlow (sim)Verify → Simulate
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.Evaporator (sim)Verify → Compile
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.Recuperator (sim)Verify → Compile
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.Recuperator (sim)Verify → Compile