[PATCH] D102673: [ConstantFolding] Fold constrained arithmetic intrinsics

Serge Pavlov via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Jun 1 03:35:30 PDT 2021


sepavloff added inline comments.


================
Comment at: llvm/lib/Transforms/Utils/Local.cpp:497
+      return true;
+  }
+
----------------
kpn wrote:
> What about "maytrap"? The language reference explicitly calls out constant folding as allowed under "maytrap" since it doesn't introduce any new exceptions.
I think you are right. According to the documentation, constant folding is possible in this case.


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