From c355508a8907584e41c4317fb56eac49f9627969 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Mon, 15 Mar 2021 13:58:30 -0600
Subject: [PATCH] [buffer] HB_NODISCARD ensure_glyphs() / ensure_unicode()

---
 src/hb-buffer.hh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/hb-buffer.hh b/src/hb-buffer.hh
index 959ce70bd..6a8415e2e 100644
--- a/src/hb-buffer.hh
+++ b/src/hb-buffer.hh
@@ -353,7 +353,7 @@ struct hb_buffer_t
     assert ((content_type == HB_BUFFER_CONTENT_TYPE_UNICODE) ||
 	    (!len && (content_type == HB_BUFFER_CONTENT_TYPE_INVALID)));
   }
-  bool ensure_glyphs ()
+  HB_NODISCARD bool ensure_glyphs ()
   {
     if (unlikely (content_type != HB_BUFFER_CONTENT_TYPE_GLYPHS))
     {
@@ -364,7 +364,7 @@ struct hb_buffer_t
     }
     return true;
   }
-  bool ensure_unicode ()
+  HB_NODISCARD bool ensure_unicode ()
   {
     if (unlikely (content_type != HB_BUFFER_CONTENT_TYPE_UNICODE))
     {