[PATCH] D92297: [CodeGen] -fno-delete-null-pointer-checks: change dereferenceable to dereferenceable_or_null

[Benjamin Kramer via Phabricator via cfe-commits]

bkramer accepted this revision.
bkramer added a comment.
This revision is now accepted and ready to land.

While it would be nice for `dereferenceable` to not imply nonnull, the implementation currently assumes it does and will speculate loads based on that. See `llvm::Value::getPointerDereferenceableBytes` and its users.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D92297/new/

https://reviews.llvm.org/D92297