From 661050b4659ee490dfe622821bc7fde7d1c40510 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Mon, 6 Feb 2023 12:38:17 -0700
Subject: [PATCH] Revert "[layout] Limit how far we skip when looking back"

This reverts commit 85be877925ddbf34f74a1229f3ca1716bb6170dc.
---
 src/hb-ot-layout-gsubgpos.hh | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/src/hb-ot-layout-gsubgpos.hh b/src/hb-ot-layout-gsubgpos.hh
index 7adf753b8..609c6b689 100644
--- a/src/hb-ot-layout-gsubgpos.hh
+++ b/src/hb-ot-layout-gsubgpos.hh
@@ -597,13 +597,6 @@ struct hb_ot_apply_context_t :
       unsigned stop = num_items - 1;
       if (c->buffer->flags & HB_BUFFER_FLAG_PRODUCE_UNSAFE_TO_CONCAT)
         stop = 1 - 1;
-
-      /* When looking back, limit how far we search; this function is mostly
-       * used for looking back for base glyphs when attaching marks. If we
-       * don't limit, we can get O(n^2) behavior where n is the number of
-       * consecutive marks. */
-      stop = (unsigned) hb_max ((int) stop, (int) idx - HB_MAX_CONTEXT_LENGTH);
-
       while (idx > stop)
       {
 	idx--;