[PATCH] D86813: [DebugInstrRef][2/3] Track PHI values through register coalescing

[Adrian Prantl via Phabricator via llvm-commits]

aprantl added a comment.

In D86813#2793958 <https://reviews.llvm.org/D86813#2793958>, @jmorse wrote:

>> lgtm
>
> Cheers,
>
>> @jmorse @aprantl Sorry for the divergence, but regarding this tests reduction in terms of DI Metadata -- do you think that we can automate this process? I've written a small write-up/proposal for a utility for that purpose: https://github.com/djolertrk/llvm-metadataburn -- please let me know what you think.
>
> Highly relevant to my interests, this'd save 5-10 minutes frequently fiddling with metadata, and it eases newcomers preparation / revision of patches. Yes please!

Yes! Bugpoint can already reduce metadata — I'm wondering if this could maybe a mode of bugpoint in the future?


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