OpenModelica cpp from 2026-06-17 22:54:59 to 2026-06-18 23:04:18

Summary

OMC Commits5
Libraries Changed2
Number of Improvements1
Number of Regressions1
Number of Performance Improvements4
Number of Performance Regressions3

OpenModelica Changes

CommitDateAuthorSummary
a31662a52e2026-06-18 16:05:16 +0200Per ÖstlundUpdate positiveMax omit rule (#15866)
d08ca120cd2026-06-18 13:36:34 +0300Adrian Pop[FMI] Fix FMI 1.0 model-exchange CVODE build + direct-feedthrough outputs (#15862) (#15863)
dc10e87af12026-06-18 11:22:45 +0200AndreasUpdating 3rdParty (#15861)
bcfd5bb7f72026-06-18 11:22:19 +0200AndreasFixing zero-length format string (#15860)
13302708af2026-06-17 23:27:37 +0200Adeel AsgharAllow FMU export of models when ecnrypted models/libraries are loaded (#15852)

3rdParty changes

Note that the 3rdParty libraries changed: 8780bcb40e3a..50be61eef3a5

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
Buildings_latestFrom version 13.0.1-master (https://github.com/lbl-srg/modelica-buildings/archive/2c3c6c4a49b0aee70c96fbb48ac2cb9f6186eead.zip) to 13.0.1-master (https://github.com/lbl-srg/modelica-buildings/archive/8754785d1d873f7e49578c4368587dfb0e6e4300.zip)
Dynawo_devFrom version 1.8.0-master (f21c547d9901b2db4be3ec04403b6e5b1b8781aa) to 1.8.0-master (63b584b480aa301ce93b0a745511a72cc4c10e9b)

Models Affected

Buildings_11Buildings.DHC.Examples.Cooling.ElectricChillersDirectETS (sim)Templates performance 24.84 → 13.19
Buildings_latestBuildings.DHC.Examples.Combined.SeriesVariableFlow (sim)Templates → Compile
Dynawo_devDynawo.Examples.RVS.TestCases.TestB.TestBNoSvcLoadReset (sim)
ModelicaTest_3.2.3ModelicaTest.Blocks.FilterTests.AllOptions (sim)Simulate performance 45.72 → 18.20
ModelicaTest_4.1.0ModelicaTest.Blocks.FilterTests.AllOptions (sim)BackEnd performance 10.78 → 5.65
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_80_M_80 (sim)BackEnd performance 0:01:20 → 0:02:35
ScalableTestSuiteScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineEquations_N_640 (sim)Simulate performance 18.22 → 8.56
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_56_M_56 (sim)Verify → Templates
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_10_M_10 (sim)Compile performance 10.10 → 21.22
ScalableTestSuite_nooptScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineModelica_N_160 (sim)Compile performance 11.25 → 23.74