walkero
/
harfbuzz
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[cff] Add memory-barrier to INDEX 

Like we do for ArrayOf.
This commit is contained in:
Behdad Esfahbod 2022-11-21 11:00:29 -07:00
parent 6905d36d73
commit 5ee6d5d77e
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
src/hb-ot-cff-common.hh
View File

@ -229,6 +229,7 @@ struct CFFIndex
hb_ubytes_t operator [] (unsigned int index) const hb_ubytes_t operator [] (unsigned int index) const
{ {
if (unlikely (index >= count)) return hb_ubytes_t (); if (unlikely (index >= count)) return hb_ubytes_t ();
_hb_compiler_memory_r_barrier ();
unsigned length = length_at (index); unsigned length = length_at (index);
if (unlikely (!length)) return hb_ubytes_t (); if (unlikely (!length)) return hb_ubytes_t ();
return hb_ubytes_t (data_base () + offset_at (index) - 1, length); return hb_ubytes_t (data_base () + offset_at (index) - 1, length);