[PATCH] D54956: [ValueTracking] Look through casts when determining non-nullness

[Florian Hahn via Phabricator via llvm-commits]

fhahn added a comment.

Would it be possible to add a test case?



================
Comment at: lib/Analysis/ValueTracking.cpp:2019
 
+    {
+      // Look through operations that do not alter the value.
----------------
Do we need this in a separate block?


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D54956/new/

https://reviews.llvm.org/D54956