[clang] [llvm] [mlir] [debuginfo][coro] Emit debug info labels for coroutine resume points (PR #141937)

[Felipe de Azevedo Piovezan via llvm-commits]

felipepiovezan wrote:

> ~Note that this also influences Swift. The new labels will also be available in Swift. I hope this might also be useful for Swift to improve debugging experience, and hence is actually a good thing?~
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> ~Not sure, though. If you want, I could also skip emitting those labels for Swift.~
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> ~CC @adrian-prantl~
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> Nevermind, I got confused. This code path does not influence Swift, afaict

Yup, Swift bypasses the problem by not having a common entry point for all continuation points; instead, the continuation is always the start of a unique function with a line table entry that also points to the correct line number.

https://github.com/llvm/llvm-project/pull/141937