From 2449eb088275ef10009bdff1a5809c56f2c0dd63 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Wed, 12 Mar 2025 21:03:24 -0600
Subject: [PATCH] [aat] Adjust filtering to match collect_glyphs()

---
 src/hb-aat-layout-common.hh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/hb-aat-layout-common.hh b/src/hb-aat-layout-common.hh
index 55d2975a4..1d9c6f0fe 100644
--- a/src/hb-aat-layout-common.hh
+++ b/src/hb-aat-layout-common.hh
@@ -235,6 +235,7 @@ struct LookupSegmentSingle
   template <typename set_t, typename filter_t>
   void collect_glyphs_filtered (set_t &glyphs, const filter_t &filter) const
   {
+    if (first == DELETED_GLYPH) return;
     if (!filter (value)) return;
     glyphs.add_range (first, last);
   }
@@ -324,6 +325,7 @@ struct LookupSegmentArray
   template <typename set_t, typename filter_t>
   void collect_glyphs_filtered (set_t &glyphs, const void *base, const filter_t &filter) const
   {
+    if (first == DELETED_GLYPH) return;
     const auto &values = base+valuesZ;
     for (hb_codepoint_t i = first; i <= last; i++)
       if (filter (values[i - first]))
@@ -424,6 +426,7 @@ struct LookupSingle
   template <typename set_t, typename filter_t>
   void collect_glyphs_filtered (set_t &glyphs, const filter_t &filter) const
   {
+    if (glyph == DELETED_GLYPH) return;
     if (!filter (value)) return;
     glyphs.add (glyph);
   }