From bff8248a9d44654d7901150e86e684af0cfa8681 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Wed, 18 May 2022 16:25:03 -0600
Subject: [PATCH] [repacker] Pre-alloc vertices

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

diff --git a/src/hb-repacker.hh b/src/hb-repacker.hh
index 4af484afc..6af802f49 100644
--- a/src/hb-repacker.hh
+++ b/src/hb-repacker.hh
@@ -148,6 +148,8 @@ struct graph_t
   {
     num_roots_for_space_.push (1);
     bool removed_nil = false;
+    vertices_.alloc (objects.length);
+    vertices_scratch_.alloc (objects.length);
     for (unsigned i = 0; i < objects.length; i++)
     {
       // TODO(grieger): check all links point to valid objects.