AST, Sema, Serialization: add CUDAKernelCallExpr and related semantic actions

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@125217 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/ItaniumMangle.cpp b/lib/AST/ItaniumMangle.cpp
index 0e05041..6608571 100644
--- a/lib/AST/ItaniumMangle.cpp
+++ b/lib/AST/ItaniumMangle.cpp
@@ -1732,7 +1732,8 @@
   case Expr::BinaryTypeTraitExprClass:
   case Expr::VAArgExprClass:
   case Expr::CXXUuidofExprClass:
-  case Expr::CXXNoexceptExprClass: {
+  case Expr::CXXNoexceptExprClass:
+  case Expr::CUDAKernelCallExprClass: {
     // As bad as this diagnostic is, it's better than crashing.
     Diagnostic &Diags = Context.getDiags();
     unsigned DiagID = Diags.getCustomDiagID(Diagnostic::Error,