[pango/harfbuzz-ng: 39/57] [HB] Add comment

[Behdad Esfahbod <behdad src gnome org>]

commit 8c48985195d3b1cafb7852f2d70b9d82a01d1d78
Author: Behdad Esfahbod <behdad behdad org>
Date:   Tue Aug 4 02:14:24 2009 -0400

    [HB] Add comment

 pango/opentype/hb-ot-layout-common-private.hh |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/pango/opentype/hb-ot-layout-common-private.hh b/pango/opentype/hb-ot-layout-common-private.hh
index 439d7e8..a6fa2b4 100644
--- a/pango/opentype/hb-ot-layout-common-private.hh
+++ b/pango/opentype/hb-ot-layout-common-private.hh
@@ -47,8 +47,10 @@ template <typename Type>
 struct Record
 {
   inline bool sanitize (SANITIZE_ARG_DEF, const char *base) {
-    /* Note: Doesn't sanitize referenced object */
-    /* Only accept ASCII-visible tags (mind DEL) */
+    /* Note: Only accept ASCII-visible tags (mind DEL)
+     * This is one of the few times (only time?) we check
+     * for data integrity, as opposed o just boundary checks
+     */
     return (tag & 0x80808080) == 0 && offset.sanitize (SANITIZE_ARG, base);
   }