[PATCH] D156845: [ConstantRange] Calculate precise range for shl by -1

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


================
Comment at: llvm/lib/IR/ConstantRange.cpp:1501
+    return ConstantRange::getNonEmpty(std::move(Max), std::move(Min) + 1);
+  } else
+    return ConstantRange::getNonEmpty(std::move(Min), std::move(Max) + 1);
----------------
No else after return


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D156845/new/

https://reviews.llvm.org/D156845