OpenModelica cpp from 2026-07-06 16:52:51 to 2026-07-06 23:14:28

Summary

OMC Commits1
Libraries Changed1
Number of Improvements1
Number of Regressions6
Number of Performance Improvements4
Number of Performance Regressions3

OpenModelica Changes

CommitDateAuthorSummary
157ae4af712026-07-06 19:43:58 +0200Martin Sjölundwasm-jit: fix stale ModelicaExternalC error message (#16003)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
6697fc02026-07-06 18:25:17 +0200linuslangenkamp[GBODE] set Radau IIA 3-stage, remove embedded error estimate (#288)
d357aff2026-06-12 13:26:07 +0200AndreasFix OMSimulator submodule update when directory layout changes (#287)

Library Changes

LibraryChange
Buildings_latestFrom version 14.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/a131864e4c4df22ebcd52bb8da439de0087ac365.zip) to 14.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/0192839096eb88d9d260b9390bff8efa3bca02b5.zip)

Models Affected

AESAES.Coursework.ThermSys_control_problems.Flow_pressure_control_liquids.Valve_linearisation_case_001a_DT_LargeScale (sim)Templates performance 51.04 → 28.76
Buildings_11Buildings.DHC.Plants.Combined.Examples.AllElectricCWStorage (sim)Templates → Compile
Buildings_12Buildings.DHC.Plants.Combined.Examples.AllElectricCWStorage (sim)Templates performance 51.84 → 24.31
Buildings_latestBuildings.DHC.Examples.Combined.ETSHeatRecoveryHeatPump_BuildingTimeSeries.WithDHW (sim)Templates performance 12.17 → 26.54
ModelicaTest_4.1.0ModelicaTest.Blocks.FilterTests.AllOptions (sim)Simulate performance 24.58 → 54.90
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_8_M_4 (sim)SimCode → Failed
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_56_M_56 (sim)Verify → Templates
ScalableTestSuiteScalableTestSuite.Elementary.Tables.ScaledExperiments.TimeTable_N_16000 (sim)Verify → Failed
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_160_M_10 (sim)Simulate performance 10.14 → 4.79
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_80_M_80 (sim)BackEnd performance 0:02:08 → 0:03:54
ScalableTestSuite_nooptScalableTestSuite.Elementary.Tables.ScaledExperiments.TimeTable_N_16000 (sim)Verify → Failed
ScalableTestSuite_nooptScalableTestSuite.Elementary.WhenEvents.ScaledExperiments.ManyEvents_N_8000_M_10 (sim)SimCode performance 0:02:34 → 0:01:29