[PATCH] D76973: [LangRef] Clarify the semantics of branch on undef
Juneyoung Lee via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sat Mar 28 02:10:15 PDT 2020
aqjune added a comment.
In D76973#1947615 <https://reviews.llvm.org/D76973#1947615>, @jdoerfert wrote:
> I also don't like "expression containing undef" which could be interpreted as `and i1 false, undef`, though that one is an OK branch condition.
There is a second condition which is that it should always yield the same value. I'll make this more explicit.
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https://reviews.llvm.org/D76973/new/
https://reviews.llvm.org/D76973
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