From da8aedfc171843388a1743b107dea5a98a6ab6eb Mon Sep 17 00:00:00 2001
From: bruvzg <7645683+bruvzg@users.noreply.github.com>
Date: Thu, 4 Nov 2021 10:01:30 +0200
Subject: HarfBuzz: Update to version 3.1.1

---
 thirdparty/harfbuzz/src/hb-bit-set-invertible.hh | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

(limited to 'thirdparty/harfbuzz/src/hb-bit-set-invertible.hh')

diff --git a/thirdparty/harfbuzz/src/hb-bit-set-invertible.hh b/thirdparty/harfbuzz/src/hb-bit-set-invertible.hh
index f48b72fe63..0832b0fc23 100644
--- a/thirdparty/harfbuzz/src/hb-bit-set-invertible.hh
+++ b/thirdparty/harfbuzz/src/hb-bit-set-invertible.hh
@@ -35,10 +35,20 @@
 struct hb_bit_set_invertible_t
 {
   hb_bit_set_t s;
-  bool inverted;
-
-  hb_bit_set_invertible_t () { init (); }
-  ~hb_bit_set_invertible_t () { fini (); }
+  bool inverted = false;
+
+  hb_bit_set_invertible_t () = default;
+  hb_bit_set_invertible_t (hb_bit_set_invertible_t& o) = default;
+  hb_bit_set_invertible_t (hb_bit_set_invertible_t&& o) = default;
+  hb_bit_set_invertible_t& operator= (const hb_bit_set_invertible_t& o) = default;
+  hb_bit_set_invertible_t& operator= (hb_bit_set_invertible_t&& o) = default;
+  friend void swap (hb_bit_set_invertible_t &a, hb_bit_set_invertible_t &b)
+  {
+    if (likely (!a.s.successful || !b.s.successful))
+      return;
+    hb_swap (a.inverted, b.inverted);
+    hb_swap (a.s, b.s);
+  }
 
   void init () { s.init (); inverted = false; }
   void fini () { s.fini (); }
-- 
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