remove misleading comment.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42970 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 2396d79..42f1dd1 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -4623,8 +4623,7 @@
   unsigned VTBits = MVT::getSizeInBits(Op.getValueType());
   unsigned NVTBits = MVT::getSizeInBits(NVT);
 
-  // Handle the case when Amt is an immediate.  Other cases are currently broken
-  // and are disabled.
+  // Handle the case when Amt is an immediate.
   if (ConstantSDNode *CN = dyn_cast<ConstantSDNode>(Amt.Val)) {
     unsigned Cst = CN->getValue();
     // Expand the incoming operand to be shifted, so that we have its parts