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[serialize] Movce empty-object handling earlier
author
Behdad Esfahbod
<behdad@behdad.org>
Wed, 3 Apr 2019 00:20:04 +0000
(17:20 -0700)
committer
Behdad Esfahbod
<behdad@behdad.org>
Wed, 3 Apr 2019 00:20:04 +0000
(17:20 -0700)
src/hb-serialize.hh
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diff --git
a/src/hb-serialize.hh
b/src/hb-serialize.hh
index
9b7143e
..
6a2b6ff
100644
(file)
--- a/
src/hb-serialize.hh
+++ b/
src/hb-serialize.hh
@@
-172,6
+172,9
@@
struct hb_serialize_context_t
obj.tail = head;
unsigned len = obj.tail - obj.head;
+ if (!len)
+ return 0;
+
objidx_t objidx = packed_map.get (&obj);
if (objidx)
{
@@
-183,9
+186,6
@@
struct hb_serialize_context_t
memmove (tail, obj.head, len);
head = obj.head;
- if (!len)
- return 0;
-
obj.head = tail;
obj.tail = tail + len;