Michael Dickens

Reverting my approval. Seems like you noticed the same as I did: the builds from this PR are failing. Looking into it while I have a spare moment ...

Relevant error: `The requested image's platform (linux/arm/v7) does not match the detected host platform (linux/amd64) and no specific platform was requested` ... which leads me to believe that `armv7` is...

`armv7` looks correct ... not sure what's going on here!

This is very interesting ... here's the CMake error trace: ``` CMake Error at /usr/share/cmake-3.16/Modules/CMakeCompilerIdDetection.cmake:26 (list): list sub-command REMOVE_ITEM requires two or more arguments. Call Stack (most recent call first):...

Seems reasonable & the code makes sense. I'll test tomorrow when I'm at work & also looking into upgrading gcc-devel to 20220410 ... hopefully the ARM64 version has been fixed...

@barracuda156 if you believe other changes are warranted that are related to this PR's topic, my advice is to get them all here for us to review ... so if...

@barracuda156 can you also elaborate what you note: "since ppc64 is not supported on G4" ... is this a general truth (not just OpenBLAS), or is it just OpenBLAS? Is...

> now somebody has to actually try it and see what it does. I'll be in my lab next week & will see about getting a G5 running. I don't...

Not sure our QA/CI goes back far enough to verify that this PR will work on older macOS, but it should since it adds back the changes that removed the...

@mascguy thanks! Even just validating on any of 10.7-10.14 ... those where the default libc++ doesn't provide full std::filesystem functionality even when in c++17 mode ... any one of those...