From a29ca6efbc7ee4a7832fdf66bdda07654e28496a Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Mon, 21 Nov 2022 22:02:17 -0700
Subject: [PATCH] [subset-cff] Comment

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

diff --git a/src/hb-subset-cff-common.hh b/src/hb-subset-cff-common.hh
index ff00fd77e..b4e2832e1 100644
--- a/src/hb-subset-cff-common.hh
+++ b/src/hb-subset-cff-common.hh
@@ -309,6 +309,9 @@ struct parsed_cs_op_t : op_str_t
   bool for_skip () const { return skip_flag; }
   void set_skip ()       { skip_flag = true; }
 
+  /* The layout of this struct is designed to fit within the
+   * padding of op_str_t! */
+
   protected:
   bool	  drop_flag : 1;
   bool	  keep_flag : 1;