From 95eefa38f6e14da4e1e2e4412fe0fe0107b93bf7 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Tue, 4 Feb 2025 19:16:57 +0000
Subject: [PATCH] [set] Add a brute-force intersects(other_set)

---
 src/hb-set.hh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/hb-set.hh b/src/hb-set.hh
index f6013a414..e78099e34 100644
--- a/src/hb-set.hh
+++ b/src/hb-set.hh
@@ -120,6 +120,13 @@ struct hb_sparseset_t
   hb_sparseset_t& operator << (const hb_codepoint_pair_t& range)
   { add_range (range.first, range.second); return *this; }
 
+  bool intersects (const hb_set_t &other) const
+  {
+    hb_sparseset_t tmp = *this;
+    tmp.intersect (other);
+    return !tmp.is_empty ();
+  }
+
   bool intersects (hb_codepoint_t first, hb_codepoint_t last) const
   { return s.intersects (first, last); }