[OpenMP] Parsing + sema for "target enter data" directive.

Patch by Arpith Jacob. Thanks!

llvm-svn: 258165
diff --git a/clang/tools/libclang/CXCursor.cpp b/clang/tools/libclang/CXCursor.cpp
index c766d2d..cf37c7c 100644
--- a/clang/tools/libclang/CXCursor.cpp
+++ b/clang/tools/libclang/CXCursor.cpp
@@ -600,6 +600,9 @@
   case Stmt::OMPTargetDataDirectiveClass:
     K = CXCursor_OMPTargetDataDirective;
     break;
+  case Stmt::OMPTargetEnterDataDirectiveClass:
+    K = CXCursor_OMPTargetEnterDataDirective;
+    break;
   case Stmt::OMPTeamsDirectiveClass:
     K = CXCursor_OMPTeamsDirective;
     break;