[PATCH] D117912: [IR] document and update ctlz/cttz intrinsics to optionally return poison rather than undef

Dávid Bolvanský via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sat Jan 22 12:03:05 PST 2022

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xbolva00 added a comment.

>> __builtin_unpredictable

Backend (SDAG) ignores this hint sadly, it would be really cool to have it.


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