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

Patch by Arpith Jacob. Thanks!

llvm-svn: 258165
diff --git a/clang/lib/CodeGen/CGStmt.cpp b/clang/lib/CodeGen/CGStmt.cpp
index cc4fa2e..df6766a 100644
--- a/clang/lib/CodeGen/CGStmt.cpp
+++ b/clang/lib/CodeGen/CGStmt.cpp
@@ -256,6 +256,9 @@
   case Stmt::OMPTargetDataDirectiveClass:
     EmitOMPTargetDataDirective(cast<OMPTargetDataDirective>(*S));
     break;
+  case Stmt::OMPTargetEnterDataDirectiveClass:
+    EmitOMPTargetEnterDataDirective(cast<OMPTargetEnterDataDirective>(*S));
+    break;
   case Stmt::OMPTaskLoopDirectiveClass:
     EmitOMPTaskLoopDirective(cast<OMPTaskLoopDirective>(*S));
     break;