From b6f29bf14153cac51b218e3aaba9e1b3aa747a8c Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Tue, 2 Apr 2019 18:12:01 -0700
Subject: [PATCH] [iter] Accept pointers in hb_iter()

No idea how to avoid dupicating code.  Was hoping hb_deref_pointer()
would do it, but looks like a pointer can't bind to a universal
reference T&&.  Humm.
---
 src/hb-iter.hh   | 5 +++++
 src/test-iter.cc | 3 +++
 2 files changed, 8 insertions(+)

diff --git a/src/hb-iter.hh b/src/hb-iter.hh
index f23904c22..9a3c2f43f 100644
--- a/src/hb-iter.hh
+++ b/src/hb-iter.hh
@@ -137,6 +137,11 @@ static const struct
   operator () (T&& c) const
   { return c.iter (); }
 
+  template <typename T>
+  hb_iter_t (T)
+  operator () (T* c) const
+  { return c->iter (); }
+
   /* Specialization for C arrays. */
 
   template <typename Type> inline hb_array_t<Type>
diff --git a/src/test-iter.cc b/src/test-iter.cc
index 675bbe397..dcfdd1183 100644
--- a/src/test-iter.cc
+++ b/src/test-iter.cc
@@ -106,6 +106,9 @@ main (int argc, char **argv)
   int dst[20];
   hb_vector_t<int> v;
 
+  hb_iter (v);
+  hb_iter (&v);
+
   array_iter_t<const int> s (src); /* Implicit conversion from static array. */
   array_iter_t<const int> s2 (v); /* Implicit conversion from vector. */
   array_iter_t<int> t (dst);