[flang-commits] [flang] [llvm] [flang][OpenMP] Add optional argument to requirement clauses (PR #163557)

[Tom Eccles via flang-commits]

https://github.com/tblah approved this pull request.

LGTM.

nit: If I understand correctly, we won't generate a requires statement in a module file when this evaluates to .false.. Please could you add a test for that. Also a test (could be the same one) that demonstrates that we do resolve at least trivial compile time expressions.

https://github.com/llvm/llvm-project/pull/163557