[OPENMP 4.0] Initial support for 'omp cancel' construct.

Implemented parsing/sema analysis + (de)serialization.

llvm-svn: 241253
diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h
index 21b33a5..cc427c9 100644
--- a/clang/lib/CodeGen/CodeGenFunction.h
+++ b/clang/lib/CodeGen/CodeGenFunction.h
@@ -2204,6 +2204,7 @@
   void EmitOMPTeamsDirective(const OMPTeamsDirective &S);
   void
   EmitOMPCancellationPointDirective(const OMPCancellationPointDirective &S);
+  void EmitOMPCancelDirective(const OMPCancelDirective &S);
 
   /// \brief Emit inner loop of the worksharing/simd construct.
   ///