OpenModelica cpp from 2026-04-17 20:54:29 to 2026-04-20 09:53:56

Summary

OMC Commits4
Libraries Changed1
Number of Improvements2
Number of Regressions0
Number of Performance Improvements6
Number of Performance Regressions4

OpenModelica Changes

CommitDateAuthorSummary
7331d1e9e62026-04-20 09:21:36 +0200bartse1fmi: fix memory pool leak in internalEventUpdate and fmi2DoStep (#14509) (#15363)
5f16e754452026-04-18 00:34:53 +0200Adeel AsgharFix main layout of text files and ssp models. (#15366)
c573d3121f2026-04-18 00:01:21 +0200Adeel AsgharImplemented a GUI interface for reverseLookup API (#15365)
d070485a812026-04-17 22:11:16 +0200Adrian Popbeautify command (#15364)

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/8712ec76c4bbc553c2c57fb15e719b11505977bd.zip) to 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/c2eb92470cfbd8a7edea2afbc9afb41c5531857a.zip)

Models Affected

Buildings_12Buildings.DHC.Plants.Combined.Examples.AllElectricCWStorage (sim)BackEnd performance 24.23 → 13.15 Templates performance 54.87 → 26.04
ModelicaTest_3.2.3ModelicaTest.Blocks.FilterTests.AllOptions (sim)Simulate performance 14.59 → 27.30
ModelicaTest_4.0.0ModelicaTest.Blocks.FilterTests.AllOptions (sim)Simulate performance 30.88 → 12.67
ModelicaTest_4.1.0ModelicaTest.Blocks.FilterTests.AllOptions (sim)Simulate performance 54.01 → 22.51
OpenIPSLOpenIPSL.Examples.DAEMode.N44_Base_Case_Systems.Nordic44_Base_Case_StateEvents2 (sim)
OpenIPSLOpenIPSL.Examples.DAEMode.N44_Base_Case_Systems.Nordic44_Base_Case_StateEvents3 (sim)
OpenIPSLOpenIPSL.Examples.DAEMode.N44_Original_Systems.Nordic44_Original_Case_Line_Opening (sim)
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_14_M_14 (sim)Compile performance 37.47 → 20.66
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_20_M_20 (sim)Compile performance 0:01:12 → 41.96
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_56_M_56 (sim)Templates → Verify
ScalableTestSuiteScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 5.59 → 11.48
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_14_M_14 (sim)Compile performance 18.18 → 34.15
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_320_M_5 (sim)Templates → Verify
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_40_M_40 (sim)BackEnd performance 9.10 → 15.51
ScalableTestSuite_nooptScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_3200 (sim)Simulate performance 33.36 → 15.54