OpenModelica master from 2026-10-02 03:58:53 to 2026-10-02 13:47:38

Summary

OMC Commits5
Libraries Changed1
Number of Improvements1
Number of Regressions2
Number of Performance Improvements2
Number of Performance Regressions4

OpenModelica Changes

CommitDateAuthorSummary
d836b49e162026-10-02 12:02:46 +0200Per ÖstlundMake use before assign an error with --strict (#17073)
0ef26ad6f82026-10-02 09:36:45 +0200kabdelhak[NB] solve rows of for-equations with if-equation bodies (#17071)
472fc0e6182026-10-02 09:32:58 +0200kabdelhak[NB] skip attributes depending on initialization parameters (#17072)
7c00001c362026-10-02 08:51:53 +0200kabdelhak[NB] do not differentiate external functions without derivatives (#17070)
a3cf75b0bd2026-10-02 08:22:43 +0200kabdelhak[NB] do not pad zero size dimensions when resolving array skips (#17068)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
56c8fde2026-09-30 09:49:19 +0200Martin SjölundFix the solvers stage calling solvers()
981bf8a2026-09-28 07:55:50 +0200Martin SjölundAlways run the solvers job together (#366)

Library Changes

LibraryChange
Buildings_12From version 12.1.2-maint.12.x (42b7bdb8fc8ddebac9722fa47d2e5b1a4bd0ed89) to 12.1.2-maint.12.x (4aa975ce468b1e48991c07936945d19c72e6a849)

Models Affected

AESAES.Coursework.ThermSys_control_problems.Flow_pressure_control_liquids.Valve_linearisation_case_001a_DT_LargeScale (sim)Simulate performance 37.65 → 0:01:04
Buildings_12Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0.13 → 0:04:02
ClaRaClaRa.Examples.SteamCycle_01 (sim)
ClaRa_devClaRa.Examples.SteamCycle_01 (sim)
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDP (sim)Compile → Simulate
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPExternalTrigger (sim)Simulate → Compile
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPWithoutReceiveThread (sim)Simulate → Compile
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_80_M_80 (sim)Simulate performance 21.69 → 11.70
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_56_M_56 (sim)Simulate performance 6.45 → 15.32
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_80_M_80 (sim)Simulate performance 4.82 → 10.70
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_80_M_80 (sim)SimCode performance 13.54 → 7.77