[PATCH] D102649: [GlobalOpt] Introduce and prevent elimination of implementedby metadata

[William Moses via Phabricator via llvm-commits]

wsmoses added a comment.

@lebedev.ri you're quite right on the LangRef modification.

Also please forgive me for not having included a link to the previous discussion of this topic on llvm-dev (see here for the most recent proposal https://lists.llvm.org/pipermail/llvm-dev/2021-April/150265.html).


Repository:
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  https://reviews.llvm.org/D102649/new/

https://reviews.llvm.org/D102649