Turn LVI back off, I have a testcase now.

llvm-svn: 111834
diff --git a/llvm/lib/Transforms/Scalar/JumpThreading.cpp b/llvm/lib/Transforms/Scalar/JumpThreading.cpp
index 40250fa..2c3c39b 100644
--- a/llvm/lib/Transforms/Scalar/JumpThreading.cpp
+++ b/llvm/lib/Transforms/Scalar/JumpThreading.cpp
@@ -47,7 +47,7 @@
 static cl::opt<bool>
 EnableLVI("enable-jump-threading-lvi",
           cl::desc("Use LVI for jump threading"),
-          cl::init(true),
+          cl::init(false),
           cl::ReallyHidden);