[flang-commits] [flang] [flang][semantic] Implement semantic checks and new data structure (PR #203030)

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ivanrodriguez3753 wrote:

I was analyzing `parseBound.thing` instead of `parseBound`, skipping the integer type constraint wrapper. I've added your tests in the existing LIT tests. 

https://github.com/llvm/llvm-project/pull/203030