OpenModelica v1.26 from 2026-05-01 18:07:48 to 2026-05-02 06:42:12

Summary

OMC Commits1
Libraries Changed1
Number of Improvements3
Number of Regressions8
Number of Performance Improvements0
Number of Performance Regressions3

OpenModelica Changes

CommitDateAuthorSummary
a859cb65922026-05-01 19:53:07 +0200Adrian Popfix copy-paste error (#15474)

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_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/f47ab63e5b9225e09135b5acea620b05180097aa.zip) to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/0d7cf53f81085ebd20a71b8cc29e366c236c6808.zip)

Models Affected

AixLibAixLib.Controls.HVACAgentBasedControl.Examples.BookTrading.NetworkCommunication2 (sim)Simulate performance 0.13 → 0:08:00
Buildings_11Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_100boreholes (sim)Simulate → Verify
Buildings_12Buildings.DHC.ETS.Combined.Examples.ChillerBorefield (sim)Compile → Simulate
Buildings_12Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0.19 → 0:06:40
Buildings_latestBuildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimaryLoadSideEconomizer (sim)Verify → Simulate
Buildings_latestBuildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimarySecondaryEconomizer (sim)Verify → Simulate
Buildings_latestBuildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Verify → Simulate
Buildings_latestBuildings.Examples.ChillerPlant.DataCenterContinuousTimeControl (sim)Verify → Simulate
Buildings_latestBuildings.Examples.ChillerPlant.DataCenterDiscreteTimeControl (sim)Verify → Simulate
Buildings_latestBuildings.Fluid.HeatExchangers.CoolingTowers.Examples.Merkel (sim)Verify → Simulate
Buildings_latestBuildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0.19 → 0:13:20
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackagerBitPack_UDP (sim)Simulate → Compile
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPExternalTrigger (sim)Simulate → Compile
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPWithoutReceiveThread (sim)Compile → Simulate