[flang-commits] [flang] [flang][OpenMP] Reland implement collapse for imperfectly nested loops (PR #211000)

[Eugene Epshteyn via flang-commits]

eugeneepshteyn wrote:

@cenewcombe , an update to the testing guide just landed today that may be helpful for the future: https://github.com/llvm/llvm-project/pull/207754

https://github.com/llvm/llvm-project/pull/211000