Add support for the OpenCL vec_step operator, by generalising and
extending the existing support for sizeof and alignof.  Original
patch by Guy Benyei.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@127475 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CXCursor.cpp b/tools/libclang/CXCursor.cpp
index dd22a97..7ed5d20 100644
--- a/tools/libclang/CXCursor.cpp
+++ b/tools/libclang/CXCursor.cpp
@@ -111,7 +111,7 @@
   case Stmt::ParenExprClass:             
   case Stmt::UnaryOperatorClass:
   case Stmt::OffsetOfExprClass:         
-  case Stmt::SizeOfAlignOfExprClass:     
+  case Stmt::UnaryExprOrTypeTraitExprClass:     
   case Stmt::ArraySubscriptExprClass:    
   case Stmt::BinaryOperatorClass:        
   case Stmt::CompoundAssignOperatorClass: