From 72eb91deb9eb7a08e38e100a3234518651fe4cb8 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Mon, 6 May 2019 23:39:13 -0700
Subject: [PATCH] Add hb_ref()

Unused.
---
 src/hb-meta.hh | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/hb-meta.hh b/src/hb-meta.hh
index f7699d781..9ca63cd97 100644
--- a/src/hb-meta.hh
+++ b/src/hb-meta.hh
@@ -128,6 +128,16 @@ struct
 
 } HB_FUNCOBJ (hb_deref);
 
+struct
+{
+  template <typename T> auto
+  operator () (T&& v) const HB_AUTO_RETURN (hb_forward<T> (v))
+
+  template <typename T> auto
+  operator () (T& v) const HB_AUTO_RETURN (hb_addressof (v))
+
+} HB_FUNCOBJ (hb_ref);
+
 
 template<bool B, typename T = void> struct hb_enable_if {};
 template<typename T>                struct hb_enable_if<true, T> { typedef T type; };