[OPENMP50]Add support for master taskloop simd.

Added  trsing/semantics/codegen for combined construct master taskloop simd.

llvm-svn: 375255
diff --git a/clang/include/clang-c/Index.h b/clang/include/clang-c/Index.h
index 4917ba5..2268935 100644
--- a/clang/include/clang-c/Index.h
+++ b/clang/include/clang-c/Index.h
@@ -2563,7 +2563,12 @@
    */
   CXCursor_OMPParallelMasterTaskLoopDirective = 282,
 
-  CXCursor_LastStmt = CXCursor_OMPParallelMasterTaskLoopDirective,
+  /** OpenMP master taskloop simd directive.
+   */
+  CXCursor_OMPMasterTaskLoopSimdDirective      = 283,
+
+
+  CXCursor_LastStmt = CXCursor_OMPMasterTaskLoopSimdDirective,
 
   /**
    * Cursor that represents the translation unit itself.