Wolfgang Bangerth

For reference, the issue is this one: https://github.com/taskflow/taskflow/issues/575 I must be fundamentally misunderstanding how to create asynchronous tasks.

The reason why this patch doesn't work in its current form is described in #16935 and tested in #16934. We need to also add a way to *wait* for tasks...

It should be in `ReferenceCell`. That's where we've been moving all of the other stuff that relates to geometric descriptions of reference cells.

This fails on the following tests: ``` The following tests FAILED: 594 - parallel_output_group_0 (Failed) 595 - parallel_output_group_1 (Failed) 596 - parallel_output_group_2 (Failed) 691 - point_value_02_mpi (Failed) 891 - stokes_solver_fail_A...

There is not very much one can optimize about CG (unlike GMRES, for example). So this looks ok to me, and I'm not overly concerned about it making a difference...

Does the `final-refine2` directory exist? And if so, can you show us what is in it?

What if we stored this patch somewhere in the git repository under `tests/` and thereby auto-create a whole category of tests that can be run along with all of the...

Shouldn't we just `clone()` the manifold?

Yes, @luca-heltai 's comment is how I think this needs to be handled.

@tamiko No worries -- we didn't have the language tools at the time to deal with this.