Alexis Montoison

Ok, so we should go with `libgalahad_double_64.so` or `libgalahad_double64.so`. For libHSL, I generate a `libhsl64.so`.

We don't have a null pointer with `MUMPS_seq_jll` 5.4.1 but the tests also fail on Windows. :thinking:

> These segfaults are in the middle of `KN_solve`, and they are for a linear problem. I think this might be a bug in KNITRO? We're not doing anything to...

When we locally precompile an artifact with BinaryBuilder.jl, the url fields in the `Artifacts.toml` of the `*_jll` package generated are wrong and we can't reinstall the `.tar.gz` archives that contain...

@tmigot Do you think that we can use your branch `add-linear-API` to fix the CI tests?

Yes, I can continue it if you explain me what is missing. Because the PR is quite old, I'm a little bit lost.

I added CI for ARM Macs with CirrusCI. We can close this PR.

It should be easier to finalize this PR now because all Krylov methods have a keyword argument `iostream`.

@lpawela I suspect that the matrices are so small that the CUDA routine that provides the size of the buffer doesn't modify the variable that stores the size because we...

Can you try with a default buffer size 10000 instead of 0? Just to check if we still have an error or not. It seems that we still need a...