[PATCH] D134410: [clang][CodeGen] Add noundef metadata to load instructions (preliminary)

[Eli Friedman via Phabricator via cfe-commits]

efriedma added a comment.

How much code does this break?  How much does this help performance?  (My instinct here is that the tradeoff is not worth it, but I'm willing to be convinced otherwise.)


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D134410/new/

https://reviews.llvm.org/D134410