From 741373f6ab69ae9ad7bd309aac487ad504333ef3 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@gmail.com>
Date: Tue, 6 Aug 2013 05:41:22 +0000
Subject: [PATCH] Put an llvm_unreachable at the end of getSplatIndex as its
 loop should never find all undef elements.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187775 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/CodeGen/SelectionDAGNodes.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
index 5fdbe44aafd..987f2904251 100644
--- a/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -1205,7 +1205,7 @@ public:
       if (Mask[i] >= 0)
         return Mask[i];
     }
-    return -1;
+    llvm_unreachable("Splat with all undef indices?");
   }
   static bool isSplatMask(const int *Mask, EVT VT);
 
-- 
2.34.1