Silence "not all paths return a value" warning in MSVC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227614 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Vectorize/LoopVectorize.cpp b/lib/Transforms/Vectorize/LoopVectorize.cpp
index b722838b3f0d69663402510d6eab0abd93675123..fa41ab9b193cc115642a14ac4619b8f5c1c529b5 100644 (file)
--- a/lib/Transforms/Vectorize/LoopVectorize.cpp
+++ b/lib/Transforms/Vectorize/LoopVectorize.cpp
@@ -746,6 +746,7 @@ public:
       case IK_NoInduction:
         return nullptr;
       }
+      llvm_unreachable("invalid enum");
     }
 
     /// Start value.