[llvm] [IR] Fix unsafe cast<ConstantInt> on DISubrange/DISubrangeType bound operands (6 call sites) (PR #217570)

[Alexis Engelke via llvm-commits]

https://github.com/aengelke requested changes to this pull request.

This should be checked by the verifier.

Also, please don't submit verbose slop PR descriptions. How did you find this?

https://github.com/llvm/llvm-project/pull/217570