[clang] [Clang] Add __builtin_(elementwise|reduce)_(max|min)imum (PR #110198)

[Tex Riddell via cfe-commits]

tex3d wrote:

Unfortunately, I didn't see your revert, and my pull didn't show any changes from main before I quickly committed the test change.  So my test change would also break the build with your revert.  So I reverted the test change just now! Revert: 5d308af894ccc3f7a288d6abd6f9097b4cbc8cf4.

https://github.com/llvm/llvm-project/pull/110198