3 files changed, 14 insertions, 0 deletions
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index 9d48855..b264c38 100644
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -1,3 +1,9 @@
+2019-12-11  David Malcolm  <dmalcolm@redhat.com>
+
+	* c-pretty-print.c (c_pretty_printer::clone): New vfunc
+	implementation.
+	* c-pretty-print.h (c_pretty_printer::clone): New vfunc decl.
+
 2019-12-09  David Malcolm  <dmalcolm@redhat.com>
 
 	* c-format.c (range_label_for_format_type_mismatch::get_text):
diff --git a/gcc/c-family/c-pretty-print.c b/gcc/c-family/c-pretty-print.c
index bc73545..e5e898a 100644
--- a/gcc/c-family/c-pretty-print.c
+++ b/gcc/c-family/c-pretty-print.c
@@ -2372,6 +2372,13 @@ c_pretty_printer::c_pretty_printer ()
   parameter_list            = pp_c_parameter_type_list;
 }
 
+/* c_pretty_printer's implementation of pretty_printer::clone vfunc.  */
+
+pretty_printer *
+c_pretty_printer::clone () const
+{
+  return new c_pretty_printer (*this);
+}
 
 /* Print the tree T in full, on file FILE.  */
 
diff --git a/gcc/c-family/c-pretty-print.h b/gcc/c-family/c-pretty-print.h
index 8d69620..df21e21 100644
--- a/gcc/c-family/c-pretty-print.h
+++ b/gcc/c-family/c-pretty-print.h
@@ -51,6 +51,7 @@ class c_pretty_printer : public pretty_printer
 {
 public:
   c_pretty_printer ();
+  pretty_printer *clone () const OVERRIDE;
 
   // Format string, possibly translated.
   void translate_string (const char *);