OpenModelica newInst-newBackend from 2026-06-12 01:27:30 to 2026-06-16 06:44:32

Summary

OMC Commits14
Libraries Changed0
Number of Improvements12
Number of Regressions11
Number of Performance Improvements4
Number of Performance Regressions0

OpenModelica Changes

CommitDateAuthorSummary
82a40fbc4b2026-06-15 17:26:09 +0200Adeel AsgharCopy translations to share/qt6/translations (#15844)
444eeb1b332026-06-15 16:15:04 +0200Per ÖstlundImprove handling of dimensions with cyclic dependencies (#15843)
7fa17b3abf2026-06-15 15:06:12 +0200Per ÖstlundImprove flow alias elimination (#15842)
22693d37de2026-06-15 13:20:50 +0200Adeel AsgharUpdate display unit when switching between plot windows (#15841)
e374f159082026-06-15 12:36:37 +0200Adeel AsgharSilence the EGL warnings shown on WSL (#15840)
26bb25a0842026-06-15 11:43:29 +0200Adeel AsgharPrevent window flickering when opening the documentation view (#15832)
081ba7eca22026-06-12 23:55:04 +0200Adrian Pop[BackEnd] Tearing: only force degree-1 $START vars when actually singular (#15433) (#15836)
b4833fb10c2026-06-12 21:30:12 +0200Martin Sjölund[NB] Fix symbolic differentiation losing derivative function bodies (#15834)
c62759fd852026-06-12 20:54:20 +0200Martin Sjölund[BackEnd] Fail getWhenEquationExpr instead of returning uninitialized outputs (#15835)
beba0b158c2026-06-12 17:45:54 +0200Adeel AsgharSet QSG_RHI_BACKEND to opengl on Windows (#15831)
adf3d2fad32026-06-12 16:30:55 +0200Adeel AsgharFix DPI awareness Qt warning on Windows (#15829)
e70886b5b12026-06-12 16:13:28 +0200Per ÖstlundFix some OMNotebook issues (#15827)
84e6b2064a2026-06-12 13:59:18 +0200Adrian Pop[BackEnd] BackendDump.dumpMatching2: loop instead of recursion (fix stack overflow) (#15825)
84c56250462026-06-12 13:37:43 +0200Henning Kiel[OMNotebook] fix for Qt6 (#15745)

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

Models Affected

BuildSysProBuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.RoomSteadyState (sim)Failed → FrontEnd
Buildings_11Buildings.Templates.Components.Validation.Pumps (sim)Failed → FrontEnd
Buildings_12Buildings.Fluid.Geothermal.ZonedBorefields.Validation.FEFLOW.MassFlowRatePulse50 (sim)
Buildings_12Buildings.Fluid.Geothermal.ZonedBorefields.Validation.FEFLOW.MassFlowRateStep100 (sim)
Buildings_12Buildings.Templates.Components.Validation.Pumps (sim)Failed → FrontEnd
Buildings_latestBuildings.Templates.Components.Validation.Pumps (sim)Failed → FrontEnd
ModelicaTest_3.2.3ModelicaTest.Fluid.TestComponents.Fittings.TestPressureLossDerivatives (sim)Simulate → Verify
ModelicaTest_4.0.0ModelicaTest.Fluid.TestComponents.Fittings.TestJunctionIdeal (sim)Templates → SimCode
ModelicaTest_4.0.0ModelicaTest.Fluid.TestComponents.Fittings.TestJunctionVolume (sim)Templates → SimCode
ModelicaTest_4.0.0ModelicaTest.Fluid.TestComponents.Fittings.TestPressureLossDerivatives (sim)Simulate → Verify
ModelicaTest_4.1.0ModelicaTest.Fluid.TestComponents.Fittings.TestJunctionIdeal (sim)Templates → SimCode
ModelicaTest_4.1.0ModelicaTest.Fluid.TestComponents.Fittings.TestJunctionVolume (sim)Templates → SimCode
ModelicaTest_4.1.0ModelicaTest.Fluid.TestComponents.Fittings.TestPressureLossDerivatives (sim)Simulate → Verify
ModelicaTest_trunkModelicaTest.Fluid.TestComponents.Fittings.TestJunctionIdeal (sim)Templates → SimCode
ModelicaTest_trunkModelicaTest.Fluid.TestComponents.Fittings.TestJunctionVolume (sim)Templates → SimCode
ModelicaTest_trunkModelicaTest.Fluid.TestComponents.Fittings.TestPressureLossDerivatives (sim)Simulate → Verify
OpenIPSLOpenIPSL.Tests.Branches.PSAT.PhaseShiftingTransformer_Test (sim)Compile → Simulate
OpenIPSL_2.0.0OpenIPSL.Tests.Branches.PSAT.PhaseShiftingTransformer_Test (sim)Simulate → Compile
OpenIPSL_devOpenIPSL.Tests.Branches.PSAT.PhaseShiftingTransformer_Test (sim)Compile → Simulate
PhysiolibraryPhysiolibrary.Fluid.Examples.BloodGasesTransport.BloodyMary (sim)FrontEnd → Failed
PhysiolibraryPhysiolibrary.Organs.Lungs.Examples.LungsTest (sim)FrontEnd → Failed
ScalableTestGrids_nooptScalableTestGrids.GridModelBuilders.Type1Sample_N_2_M_2 (sim)BackEnd performance 21.94 → 12.76
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_4_M_4 (sim)Templates performance 0:01:41 → 26.11
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_6_M_4 (sim)Failed → FrontEnd
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_reduced_N_6_M_4 (sim)Failed → FrontEnd
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_56_M_56 (sim)FrontEnd → Failed
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_80_M_80 (sim)SimCode performance 18.90 → 5.53
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_80_M_80 (sim)SimCode performance 16.01 → 6.64
ThermofluidStream_devThermofluidStream.Idealized.Examples.TUMExercisesThermodynamicCycles.Exercise3OttoEngine.DryAirNASA (sim)Templates → SimCode