Add AST/Sema support for __builtin_types_compatible_p (a GNU extension).
Todo...still need to call the action from the parser...


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@40693 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/AST/StmtPrinter.cpp b/AST/StmtPrinter.cpp
index 18f605b..9ca1783 100644
--- a/AST/StmtPrinter.cpp
+++ b/AST/StmtPrinter.cpp
@@ -481,6 +481,12 @@
   OS << ")";
 }
 
+void StmtPrinter::VisitTypesCompatibleExpr(TypesCompatibleExpr *Node) {
+  OS << "__builtin_types_compatible_p(";
+  OS << Node->getArgType1().getAsString() << ",";
+  OS << Node->getArgType2().getAsString() << ")";
+}
+
 
 // C++