[flang-commits] [flang] [flang] Add cmake error if building with clang-cl and MSVC 17.12 (PR #120114)

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h-vetinari wrote:

> @h-vetinari I couldn't ping you for review on this for some reason but thought you might have some input on it

Thanks. While I'm not excited about this, it does sound like a reasonable thing to avoid predictably falling over later. Hopefully 17.13 is out soon, because we can't really do compiler roll-backs in the images provided for GHA and azure pipelines (to my knowledge at least).

https://github.com/llvm/llvm-project/pull/120114