[WIP][Testing][Flang][OpenMP] Initial implementation of ref_ptr/ptee/ptr_ptee and attach auto/always/never#580

agozillon wants to merge 8 commits intoamd-stagingROCm/llvm-project:amd-stagingfrom

amd/dev/agozillo/ref-ptr-ptee-fortROCm/llvm-project:amd/dev/agozillo/ref-ptr-ptee-fortCopy head branch name to clipboard