[PATCH] D55950: [ConstantFolding] Fold undef for integer intrinsics

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.

@spatel Any comments?



================
Comment at: lib/Analysis/ConstantFolding.cpp:2035
+          return UndefValue::get(Ty);
+        }
+
----------------
What about moving the mul cases to the top, handle this there and then fallthrough otherwise?


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  https://reviews.llvm.org/D55950/new/

https://reviews.llvm.org/D55950