[flang-commits] [flang] [flang][OpenMP] Centralize pushing/popping directive context (PR #204924)

[Krzysztof Parzyszek via flang-commits]

kparzysz wrote:

> Thanks for this cleanup. I was wondering if there is a way we can assert on unbalanced push/pop.

I added assertions for a matching context directive before pop_back.

https://github.com/llvm/llvm-project/pull/204924