Index: lib/Transforms/Utils/Local.cpp
===================================================================
--- lib/Transforms/Utils/Local.cpp
+++ lib/Transforms/Utils/Local.cpp
@@ -2182,12 +2182,13 @@
   case Instruction::ShuffleVector:
     // Shufflevector masks are constant.
     return OpIdx != 2;
+  case Instruction::Switch:
   case Instruction::ExtractValue:
-  case Instruction::InsertValue:
     // All operands apart from the first are constant.
     return OpIdx == 0;
-  case Instruction::Alloca:
-    return false;
+  case Instruction::InsertValue:
+    // All operands apart from the first and the second are constant.
+    return OpIdx < 2;
   case Instruction::GetElementPtr:
     if (OpIdx == 0)
       return true;