[llvm-branch-commits] [CI] Use LLVM_ENABLE_RUNTIMES for runtimes builds on Linux (PR #142694)

[Vlad Serebrennikov via llvm-branch-commits]

https://github.com/Endilll commented:

Something feels wrong with this PR:
1) There's a "full changes here" button on the Files Changed tab, which shows me a bunch of changes to libc++ tests adding `#include <span>`
2) In the new version, I don't see `LLVM_ENABLE_RUTIMES` passed to cmake. Not even `CMAKE_BUILD_TYPE` and `CMAKE_CXX_COMPILER`.

What's going on?

https://github.com/llvm/llvm-project/pull/142694