[PATCH] D74935: [LangRef][AliasAnalysis] Clarify `noalias` affects only modified objects

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

Another related point I’ve never been clear on is if a readnone function is allowed to read constant memory


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D74935/new/

https://reviews.llvm.org/D74935