[PATCH] D95122: [Libcalls, Attrs] Annotate libcalls with noundef

Dávid Bolvanský via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Feb 12 21:18:54 PST 2021


xbolva00 added a comment.

In D95122#2512515 <https://reviews.llvm.org/D95122#2512515>, @nikic wrote:

> I think this goes against the rules established in D87994 <https://reviews.llvm.org/D87994>, which allows memory accesses based on partially undefined values. Now, I think the change in D87994 <https://reviews.llvm.org/D87994> was a very bad one and we should undo it, but until then I don't think we can annotate with noundef here.

LangRef was changed/reverted.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D95122/new/

https://reviews.llvm.org/D95122



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