]> https://gitweb.dealii.org/ - dealii.git/log
dealii.git
2 months agoAdd a test. 17320/head
Wolfgang Bangerth [Fri, 19 Jul 2024 23:50:45 +0000 (17:50 -0600)]
Add a test.

2 months agoAdd TaskResult::try_emplace_task().
Wolfgang Bangerth [Fri, 19 Jul 2024 23:37:19 +0000 (17:37 -0600)]
Add TaskResult::try_emplace_task().

2 months agoMerge pull request #17311 from kronbichler/fix_ifpack2
Wolfgang Bangerth [Fri, 19 Jul 2024 21:08:49 +0000 (15:08 -0600)]
Merge pull request #17311 from kronbichler/fix_ifpack2

Fix Ifpack2 preconditioner type

2 months agoFix Ifpack2 preconditioner type 17311/head
Martin Kronbichler [Fri, 19 Jul 2024 17:07:25 +0000 (19:07 +0200)]
Fix Ifpack2 preconditioner type

2 months agoMerge pull request #17292 from jpthiele/tpetra-tests-chunk2
Wolfgang Bangerth [Fri, 19 Jul 2024 16:17:41 +0000 (10:17 -0600)]
Merge pull request #17292 from jpthiele/tpetra-tests-chunk2

Add set of passing Tpetra tests

2 months agoMerge pull request #17183 from jpthiele/tpetra-precon
Martin Kronbichler [Fri, 19 Jul 2024 16:15:28 +0000 (18:15 +0200)]
Merge pull request #17183 from jpthiele/tpetra-precon

Add wrappers for Tpetra Ifpack2 preconditioners

2 months agoMerge pull request #17293 from jpthiele/changes-file-amesos2
Wolfgang Bangerth [Fri, 19 Jul 2024 16:14:22 +0000 (10:14 -0600)]
Merge pull request #17293 from jpthiele/changes-file-amesos2

Add missing changes file for Tpetra Amesos2 interface

2 months agoAdd set of passing Tpetra tests 17292/head
Jan Philipp Thiele [Fri, 19 Jul 2024 11:49:45 +0000 (13:49 +0200)]
Add set of passing Tpetra tests

2 months agoAdd Tpetra wrappers for Trilinos Ifpack2 preconditioners 17183/head
Jan Philipp Thiele [Thu, 18 Jul 2024 16:42:37 +0000 (18:42 +0200)]
Add Tpetra wrappers for Trilinos Ifpack2 preconditioners

2 months agoMerge pull request #17301 from bangerth/rename
Martin Kronbichler [Fri, 19 Jul 2024 09:48:00 +0000 (11:48 +0200)]
Merge pull request #17301 from bangerth/rename

Rename a private member variable.

2 months agoAdd missing changes file for Tpetra Amesos2 interface 17293/head
Jan Philipp Thiele [Thu, 18 Jul 2024 21:25:11 +0000 (23:25 +0200)]
Add missing changes file for Tpetra Amesos2 interface

2 months agoMerge pull request #17287 from bergbauer/divergence
Martin Kronbichler [Fri, 19 Jul 2024 07:09:29 +0000 (09:09 +0200)]
Merge pull request #17287 from bergbauer/divergence

Implement divergence for FEPointEvaluation

2 months agoMerge pull request #17288 from bergbauer/normal_derivative
Martin Kronbichler [Fri, 19 Jul 2024 07:08:57 +0000 (09:08 +0200)]
Merge pull request #17288 from bergbauer/normal_derivative

Implement normal_derivative for FEPointEvaluation

2 months agoMerge pull request #17294 from bangerth/basename
Peter Munch [Fri, 19 Jul 2024 07:02:13 +0000 (09:02 +0200)]
Merge pull request #17294 from bangerth/basename

Name variables according to their purpose.

2 months agoMerge pull request #17284 from bangerth/topic
Martin Kronbichler [Fri, 19 Jul 2024 05:02:04 +0000 (07:02 +0200)]
Merge pull request #17284 from bangerth/topic

Use 'topic' instead of 'module' in the documentation.

2 months agoRename a private member variable. 17301/head
Wolfgang Bangerth [Fri, 19 Jul 2024 03:43:57 +0000 (21:43 -0600)]
Rename a private member variable.

2 months agoName variables according to their purpose. 17294/head
Wolfgang Bangerth [Thu, 18 Jul 2024 22:29:29 +0000 (16:29 -0600)]
Name variables according to their purpose.

2 months agoUse 'topic' instead of 'module' in the documentation. 17284/head
Wolfgang Bangerth [Wed, 17 Jul 2024 16:40:10 +0000 (10:40 -0600)]
Use 'topic' instead of 'module' in the documentation.

2 months agoMerge pull request #17130 from vyushut/CTest_step_thirties
Timo Heister [Thu, 18 Jul 2024 19:43:00 +0000 (15:43 -0400)]
Merge pull request #17130 from vyushut/CTest_step_thirties

Converting the step30-39 tutorials to CTests.

2 months agoMerge pull request #17232 from vyushut/CTest_step_sixties
Timo Heister [Thu, 18 Jul 2024 19:28:13 +0000 (15:28 -0400)]
Merge pull request #17232 from vyushut/CTest_step_sixties

Testing step-60 to step-69.

2 months agoMerge pull request #17289 from kronbichler/fix-doc
Martin Kronbichler [Thu, 18 Jul 2024 17:30:17 +0000 (19:30 +0200)]
Merge pull request #17289 from kronbichler/fix-doc

Improve documentation of FEEvaluation::submit_xxx()

2 months agoMerge pull request #17290 from drwells/hp-collection-iterators
Martin Kronbichler [Thu, 18 Jul 2024 17:23:28 +0000 (19:23 +0200)]
Merge pull request #17290 from drwells/hp-collection-iterators

Add more comparisons to hp::Collection::CollectionIterator.

2 months agothe vtk's are outputted now 17130/head
Vladimir Yushutin [Fri, 5 Jul 2024 17:49:21 +0000 (13:49 -0400)]
the vtk's are outputted now

2 months agostep-62 and step-66 are omitted for now. 17232/head
Vladimir Yushutin [Tue, 9 Jul 2024 15:44:22 +0000 (11:44 -0400)]
step-62 and step-66 are omitted for now.

2 months agohp::Collection::CollectionIterator: add some more comparisons. 17290/head
David Wells [Thu, 18 Jul 2024 13:31:11 +0000 (09:31 -0400)]
hp::Collection::CollectionIterator: add some more comparisons.

These are required by _GLIBCXX_DEBUG.

2 months agohp::Collection::CollectionIterator: give an exception a name.
David Wells [Thu, 18 Jul 2024 13:30:04 +0000 (09:30 -0400)]
hp::Collection::CollectionIterator: give an exception a name.

2 months agoDerivative instead of gradient 17288/head
Maximilian Bergbauer [Thu, 18 Jul 2024 12:54:13 +0000 (14:54 +0200)]
Derivative instead of gradient

2 months agoImplement divergence for FEPointEvaluation 17287/head
Maximilian Bergbauer [Thu, 18 Jul 2024 09:00:36 +0000 (11:00 +0200)]
Implement divergence for FEPointEvaluation

2 months agoImprove documentation of FEEvaluation::submit_xxx() 17289/head
Martin Kronbichler [Thu, 18 Jul 2024 11:47:41 +0000 (13:47 +0200)]
Improve documentation of FEEvaluation::submit_xxx()

2 months agoImplement normal_derivative for FEPointEvaluation
Maximilian Bergbauer [Thu, 18 Jul 2024 11:08:53 +0000 (13:08 +0200)]
Implement normal_derivative for FEPointEvaluation

2 months agoMerge pull request #15540 from bangerth/step-86
Martin Kronbichler [Thu, 18 Jul 2024 09:53:53 +0000 (11:53 +0200)]
Merge pull request #15540 from bangerth/step-86

step-86: Use reasonable time stepping for a heat equation solver.

2 months agoMerge pull request #17267 from jpthiele/fix-tests-70s
Martin Kronbichler [Thu, 18 Jul 2024 09:50:13 +0000 (11:50 +0200)]
Merge pull request #17267 from jpthiele/fix-tests-70s

Add mpirun for steps 70 & 75 output files

2 months agoMerge pull request #17285 from bangerth/doc
Marc Fehling [Thu, 18 Jul 2024 09:45:17 +0000 (11:45 +0200)]
Merge pull request #17285 from bangerth/doc

Add to the documentation of FEFieldFunction.

2 months agoMerge pull request #17280 from bangerth/string
Marc Fehling [Thu, 18 Jul 2024 09:44:30 +0000 (11:44 +0200)]
Merge pull request #17280 from bangerth/string

Do not convert a std::string to a std::string.

2 months agoMerge pull request #17282 from bangerth/typo
Marc Fehling [Thu, 18 Jul 2024 09:44:12 +0000 (11:44 +0200)]
Merge pull request #17282 from bangerth/typo

Fix a typo.

2 months agoMerge pull request #17273 from peterrum/tria_data
Wolfgang Bangerth [Thu, 18 Jul 2024 03:32:04 +0000 (21:32 -0600)]
Merge pull request #17273 from peterrum/tria_data

Triangulation: pack/unpack fixed/variable data

2 months agoMerge pull request #17277 from tamiko/pathsearch_remove_internal_use
Wolfgang Bangerth [Wed, 17 Jul 2024 22:14:45 +0000 (16:14 -0600)]
Merge pull request #17277 from tamiko/pathsearch_remove_internal_use

`Parameterhandler`/`ParameterAcceptor`: do not use `PathSearch::ExcFileNotFound`

2 months agoMerge pull request #17283 from stefanozampini/fix-dev-docs
Daniel Arndt [Wed, 17 Jul 2024 21:34:27 +0000 (17:34 -0400)]
Merge pull request #17283 from stefanozampini/fix-dev-docs

fix petsc installation readme

2 months agoTalk about parallel runs. 15540/head
Wolfgang Bangerth [Tue, 9 Jul 2024 21:26:52 +0000 (15:26 -0600)]
Talk about parallel runs.

2 months agoRead input file name from the command line.
Wolfgang Bangerth [Tue, 9 Jul 2024 21:14:26 +0000 (15:14 -0600)]
Read input file name from the command line.

2 months agoAdjust to updated callback names.
Wolfgang Bangerth [Tue, 9 Jul 2024 21:14:15 +0000 (15:14 -0600)]
Adjust to updated callback names.

2 months agoLeave a note about DAEs.
Wolfgang Bangerth [Mon, 1 Jul 2024 23:10:14 +0000 (17:10 -0600)]
Leave a note about DAEs.

2 months agoHook in step-86.
Wolfgang Bangerth [Fri, 28 Jun 2024 22:20:07 +0000 (16:20 -0600)]
Hook in step-86.

2 months agoLink to step-86 from other parts of the library.
Wolfgang Bangerth [Fri, 28 Jun 2024 22:15:19 +0000 (16:15 -0600)]
Link to step-86 from other parts of the library.

2 months agostep-86: A tutorial for PETScWrappers::TimeStepper.
Wolfgang Bangerth [Fri, 28 Jun 2024 22:14:59 +0000 (16:14 -0600)]
step-86: A tutorial for PETScWrappers::TimeStepper.

2 months agoMerge pull request #17275 from tamiko/more_tests_in_ci
Daniel Arndt [Wed, 17 Jul 2024 17:18:18 +0000 (13:18 -0400)]
Merge pull request #17275 from tamiko/more_tests_in_ci

Github: add a-framework/ tests to github actions

2 months agoMerge pull request #17233 from bangerth/petsc-ts-3
Daniel Arndt [Wed, 17 Jul 2024 17:16:51 +0000 (13:16 -0400)]
Merge pull request #17233 from bangerth/petsc-ts-3

Rename a third callback in PETScWrappers::TimeStepper.

2 months agoAdd to the documentation of FEFieldFunction. 17285/head
Wolfgang Bangerth [Wed, 17 Jul 2024 17:01:54 +0000 (11:01 -0600)]
Add to the documentation of FEFieldFunction.

2 months agofix petsc installation readme 17283/head
Stefano Zampini [Wed, 17 Jul 2024 16:29:37 +0000 (18:29 +0200)]
fix petsc installation readme

2 months agoFix a typo. 17282/head
Wolfgang Bangerth [Wed, 17 Jul 2024 15:57:32 +0000 (09:57 -0600)]
Fix a typo.

2 months agoTriangulation: pack/unpack fixed/variable data 17273/head
Peter Munch [Wed, 17 Jul 2024 07:43:39 +0000 (09:43 +0200)]
Triangulation: pack/unpack fixed/variable data

2 months agoDo not convert a std::string to a std::string. 17280/head
Wolfgang Bangerth [Wed, 17 Jul 2024 15:42:18 +0000 (09:42 -0600)]
Do not convert a std::string to a std::string.

2 months agoGithub: add a-framework/ tests to github actions 17275/head
Matthias Maier [Wed, 17 Jul 2024 11:28:07 +0000 (06:28 -0500)]
Github: add a-framework/ tests to github actions

2 months agoQuick tests: if configured also run a-framework/ tests
Matthias Maier [Wed, 17 Jul 2024 11:20:59 +0000 (06:20 -0500)]
Quick tests: if configured also run a-framework/ tests

2 months agoadd a doc news changes entry 17277/head
Matthias Maier [Wed, 17 Jul 2024 13:21:48 +0000 (08:21 -0500)]
add a doc news changes entry

2 months agoParameterHandler/ParameterAcceptor: do not use PathSearch::ExcFileNotFound
Matthias Maier [Wed, 17 Jul 2024 13:19:34 +0000 (08:19 -0500)]
ParameterHandler/ParameterAcceptor: do not use PathSearch::ExcFileNotFound

2 months agoMerge pull request #17038 from paulapatience/prmindent
Matthias Maier [Wed, 17 Jul 2024 12:33:23 +0000 (12:33 +0000)]
Merge pull request #17038 from paulapatience/prmindent

Apply prmindent to PRM files

2 months agoMerge pull request #15655 from tamiko/update_indent_runner
Matthias Maier [Wed, 17 Jul 2024 12:31:21 +0000 (12:31 +0000)]
Merge pull request #15655 from tamiko/update_indent_runner

github: update indent worker to Ubuntu 22.04

2 months agogithub: update indent worker to Ubuntu 22.04 15655/head
Matthias Maier [Tue, 4 Jul 2023 22:07:36 +0000 (17:07 -0500)]
github: update indent worker to Ubuntu 22.04

2 months agoMerge pull request #17244 from dominiktassilostill/Face_to_cell_index_nodal_simplex
Martin Kronbichler [Wed, 17 Jul 2024 07:15:51 +0000 (09:15 +0200)]
Merge pull request #17244 from dominiktassilostill/Face_to_cell_index_nodal_simplex

Add `face_to_cell_index_nodal` for simplex elements

2 months agoMerge pull request #17248 from vyushut/CTest_step_eighties
Martin Kronbichler [Wed, 17 Jul 2024 07:15:06 +0000 (09:15 +0200)]
Merge pull request #17248 from vyushut/CTest_step_eighties

testing of step-80 to step-89

2 months agoMerge pull request #17268 from peterrum/codim_hyper_shell
David Wells [Wed, 17 Jul 2024 01:29:02 +0000 (21:29 -0400)]
Merge pull request #17268 from peterrum/codim_hyper_shell

Support codim-1 in hyper_shell() and hyper_cube_with_cylindrical_hole()

2 months agotesting step-80 to step-89 17248/head
Vladimir Yushutin [Wed, 10 Jul 2024 21:01:55 +0000 (17:01 -0400)]
testing step-80 to step-89

2 months agoSupport codim-1 in hyper_shell() and hyper_cube_with_cylindrical_hole() 17268/head
Peter Munch [Tue, 16 Jul 2024 17:31:50 +0000 (19:31 +0200)]
Support codim-1 in hyper_shell() and hyper_cube_with_cylindrical_hole()

2 months agoAdd mpirun for steps 70 & 75 output files 17267/head
Jan Philipp Thiele [Tue, 16 Jul 2024 15:16:03 +0000 (17:16 +0200)]
Add mpirun for steps 70 & 75 output files

2 months agoMerge pull request #17262 from bangerth/19-2
Marc Fehling [Tue, 16 Jul 2024 10:42:13 +0000 (12:42 +0200)]
Merge pull request #17262 from bangerth/19-2

Make a 'Mapping' object 'const'.

2 months agoMerge pull request #17261 from bangerth/19-1
David Wells [Mon, 15 Jul 2024 19:08:03 +0000 (15:08 -0400)]
Merge pull request #17261 from bangerth/19-1

Remove an unnecessary 'typename' in step-19.

2 months agoMerge pull request #17255 from bangerth/doc
David Wells [Mon, 15 Jul 2024 15:11:21 +0000 (11:11 -0400)]
Merge pull request #17255 from bangerth/doc

Updates to the LogStream documentation.

2 months agoMerge pull request #17258 from bangerth/29
David Wells [Mon, 15 Jul 2024 15:10:41 +0000 (11:10 -0400)]
Merge pull request #17258 from bangerth/29

step-29 no longer uses deallog. Update output in results.dox accordingly.

2 months agoMerge pull request #17259 from marcfehling/windows-export
Matthias Maier [Mon, 15 Jul 2024 12:27:19 +0000 (12:27 +0000)]
Merge pull request #17259 from marcfehling/windows-export

CMake: Explain why we disable dynamic linking on Windows.

2 months agoAdd face_to_cell_index_nodal for simplex elements 17244/head
Dominik Still [Mon, 15 Jul 2024 10:59:00 +0000 (12:59 +0200)]
Add face_to_cell_index_nodal for simplex elements

2 months agoMerge pull request #17257 from jpthiele/tpetra-types-bugfix
Timo Heister [Fri, 12 Jul 2024 01:09:09 +0000 (02:09 +0100)]
Merge pull request #17257 from jpthiele/tpetra-types-bugfix

Fix Tpetra types for older Trilinos

2 months agoMerge pull request #17245 from vyushut/CTest_step_seventies
Timo Heister [Thu, 11 Jul 2024 21:06:15 +0000 (22:06 +0100)]
Merge pull request #17245 from vyushut/CTest_step_seventies

testing step-70 to step-79

2 months agoMerge pull request #17165 from vyushut/CTest_step_fourties
Martin Kronbichler [Thu, 11 Jul 2024 19:17:58 +0000 (21:17 +0200)]
Merge pull request #17165 from vyushut/CTest_step_fourties

testing of step-40 to step-49

2 months agoMake a 'Mapping' object 'const'. 17262/head
Wolfgang Bangerth [Thu, 11 Jul 2024 17:38:35 +0000 (11:38 -0600)]
Make a 'Mapping' object 'const'.

2 months agoRemove an unnecessary 'typename'. 17261/head
Wolfgang Bangerth [Thu, 11 Jul 2024 17:38:00 +0000 (11:38 -0600)]
Remove an unnecessary 'typename'.

2 months agoMerge pull request #17252 from pcafrica/discretetime_serialize
Wolfgang Bangerth [Thu, 11 Jul 2024 17:37:08 +0000 (11:37 -0600)]
Merge pull request #17252 from pcafrica/discretetime_serialize

Add DiscreteTime::serialize() and DiscreteTime::memory_consumption()

2 months agoCMake: Explain why we disable dynamic linking on Windows. 17259/head
Marc Fehling [Thu, 11 Jul 2024 16:36:49 +0000 (18:36 +0200)]
CMake: Explain why we disable dynamic linking on Windows.

2 months agostep-29 no longer uses deallog. Update output in results.dox. 17258/head
Wolfgang Bangerth [Thu, 11 Jul 2024 16:23:32 +0000 (10:23 -0600)]
step-29 no longer uses deallog. Update output in results.dox.

2 months agoMerge pull request #17254 from kronbichler/fix_step87
Martin Kronbichler [Thu, 11 Jul 2024 14:56:26 +0000 (16:56 +0200)]
Merge pull request #17254 from kronbichler/fix_step87

step-87: Clear ghost values in a vector

2 months agoFix Tpetra types for older Trilinos 17257/head
Jan Philipp Thiele [Thu, 11 Jul 2024 13:54:16 +0000 (15:54 +0200)]
Fix Tpetra types for older Trilinos

2 months agoMerge pull request #17243 from gassmoeller/docker-build-ghcr
Bruno Turcksin [Thu, 11 Jul 2024 14:36:24 +0000 (10:36 -0400)]
Merge pull request #17243 from gassmoeller/docker-build-ghcr

Build docker image for ghcr first, then push to Dockerhub

2 months agoAdd DiscreteTime::serialize() and DiscreteTime::memory_consumption() 17252/head
Pasquale Africa [Thu, 11 Jul 2024 07:03:08 +0000 (09:03 +0200)]
Add DiscreteTime::serialize() and DiscreteTime::memory_consumption()

2 months agoUpdates to the LogStream documentation. 17255/head
Wolfgang Bangerth [Thu, 11 Jul 2024 13:21:51 +0000 (07:21 -0600)]
Updates to the LogStream documentation.

2 months agoClear ghost values in a vector 17254/head
Martin Kronbichler [Thu, 11 Jul 2024 11:42:08 +0000 (13:42 +0200)]
Clear ghost values in a vector

2 months agoMerge pull request #17225 from tjhei/fix-tests-nonlinear-solver-mpi
Martin Kronbichler [Thu, 11 Jul 2024 11:33:35 +0000 (13:33 +0200)]
Merge pull request #17225 from tjhei/fix-tests-nonlinear-solver-mpi

fix tests/numerics/nonlinear_solver_selector_01

2 months agoMerge pull request #17242 from marcfehling/fix-warning-step-63
Martin Kronbichler [Thu, 11 Jul 2024 06:51:24 +0000 (08:51 +0200)]
Merge pull request #17242 from marcfehling/fix-warning-step-63

Fix MSVC warning in step-63.

2 months agoMerge pull request #17222 from jpthiele/tpetra-types
Wolfgang Bangerth [Wed, 10 Jul 2024 19:55:23 +0000 (13:55 -0600)]
Merge pull request #17222 from jpthiele/tpetra-types

Rework and restructure type definitions of TpetraWrappers classes

2 months agostep-71 is omitted for now. step-73 does not exist. 17245/head
Vladimir Yushutin [Wed, 10 Jul 2024 16:50:13 +0000 (12:50 -0400)]
step-71 is omitted for now. step-73 does not exist.

2 months agoMerge pull request #17241 from kronbichler/fix_step_66
Wolfgang Bangerth [Wed, 10 Jul 2024 17:09:31 +0000 (11:09 -0600)]
Merge pull request #17241 from kronbichler/fix_step_66

Fix ghost update for step-66

2 months agoFix MSVC warning in step-63. 17242/head
Marc Fehling [Wed, 10 Jul 2024 16:18:40 +0000 (18:18 +0200)]
Fix MSVC warning in step-63.

2 months agoPush to ghcr.io first 17243/head
Rene Gassmoeller [Wed, 10 Jul 2024 12:44:05 +0000 (14:44 +0200)]
Push to ghcr.io first

2 months agoFix digest download
Rene Gassmoeller [Mon, 8 Jul 2024 14:03:03 +0000 (16:03 +0200)]
Fix digest download

2 months agoFix ghost update for step-66 17241/head
Martin Kronbichler [Wed, 10 Jul 2024 12:15:03 +0000 (14:15 +0200)]
Fix ghost update for step-66

2 months agoMerge pull request #17231 from labdala/add_instatiation_to_dof_renumbering
Marc Fehling [Wed, 10 Jul 2024 11:28:24 +0000 (13:28 +0200)]
Merge pull request #17231 from labdala/add_instatiation_to_dof_renumbering

Add instantiations to dof_renumbering.inst.in

2 months agoMerge pull request #17240 from bangerth/ida
Marc Fehling [Wed, 10 Jul 2024 11:27:12 +0000 (13:27 +0200)]
Merge pull request #17240 from bangerth/ida

Leave another comment in the documentation of SUNDIALS::IDA.

2 months agoMerge pull request #17235 from bangerth/petsc-ts-doc
Marc Fehling [Wed, 10 Jul 2024 11:26:50 +0000 (13:26 +0200)]
Merge pull request #17235 from bangerth/petsc-ts-doc

Augment the documentation of some PETScWrapper::TimeStepper callbacks.

2 months agoRework and restructure type definitions of TpetraWrappers classes 17222/head
Jan Philipp Thiele [Mon, 8 Jul 2024 08:58:02 +0000 (10:58 +0200)]
Rework and restructure type definitions of TpetraWrappers classes

2 months agoLeave another comment in the documentation of SUNDIALS::IDA. 17240/head
Wolfgang Bangerth [Tue, 9 Jul 2024 22:19:10 +0000 (16:19 -0600)]
Leave another comment in the documentation of SUNDIALS::IDA.

2 months agoMerge pull request #17234 from bangerth/petsc-ts-compat
David Wells [Wed, 10 Jul 2024 03:20:40 +0000 (23:20 -0400)]
Merge pull request #17234 from bangerth/petsc-ts-compat

Add a test that checks backward compatibility.


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