OpenModelica cpp from 2026-06-12 12:37:40 to 2026-06-13 00:01:02

Summary

OMC Commits7
Libraries Changed1
Number of Improvements4
Number of Regressions3
Number of Performance Improvements2
Number of Performance Regressions3

OpenModelica Changes

CommitDateAuthorSummary
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
Dynawo_devFrom version 1.8.0-master (54602e8dee59c6293587b4d706fba5ebfd219a52) to 1.8.0-master (9c57e01b2bcb5fbd1aed0a70e3d417f869937d5f)

Models Affected

Buildings_11Buildings.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Measured_SmallScale (sim)Compile → Simulate
Dynawo_devDynawo.Examples.Wind.WECC.WT3CurrentSource1 (sim)Simulate → Verify
Dynawo_devDynawo.Examples.Wind.WECC.WT3CurrentSource2 (sim)Simulate → Verify
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_56_M_56 (sim)Verify → Templates
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_10_M_10 (sim)Compile performance 11.91 → 21.78
ScalableTestSuiteScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineEquations_N_640 (sim)Simulate performance 8.38 → 29.76
ScalableTestSuiteScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 6.19 → 13.22
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_320_M_5 (sim)Verify → Templates
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_56_M_56 (sim)Templates → Verify
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_56_M_56 (sim)Verify → Templates
ScalableTestSuite_nooptScalableTestSuite.Elementary.SimpleODE.ScaledExperiments.CascadedFirstOrder_N_3200 (sim)Simulate performance 31.83 → 17.37
ScalableTestSuite_nooptScalableTestSuite.Power.ConceptualPowerSystem.ScaledExperiments.PowerSystemStepLoad_N_64_M_16 (sim)Simulate performance 13.33 → 7.49