[libcxx-commits] [libcxx] [libcxx][CI] Update meson used for building picolibc (PR #158308)

[David Spickett via libcxx-commits]

DavidSpickett wrote:

Actually didn't intend for this to be merged right now, but no harm done, it does work for the current versions being used.

Might end up changing it again when we update picolibc, but if all goes well, we won't have to.

https://github.com/llvm/llvm-project/pull/158308