[clang] [OpenMP][CodeGen] Improved codegen for combined loop directives (PR #72417)

[Alexey Bataev via cfe-commits]

alexey-bataev wrote:

I already told, that you don't need the changes neither in sema, nor in stmt class. All function changes are in codegen, no other changes are required.

https://github.com/llvm/llvm-project/pull/72417