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[subset] fix for fuzzer testcase: https://oss-fuzz.com/testcase-detail/5858518134554624

This commit is contained in:
Qunxin Liu 2021-04-08 11:00:17 -07:00 committed by Behdad Esfahbod
parent 430a67ceab
commit 9dc9f0385d
2 changed files with 4 additions and 0 deletions
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4
src/hb-ot-layout-gpos-table.hh
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@ -492,9 +492,13 @@ struct Anchor
{
TRACE_SUBSET (this);
if (c->plan->drop_hints)
{
// AnchorFormat 2 and 3 just containing extra hinting information, so
// if hints are being dropped convert to format 1.
if (u.format != 1 && u.format != 2 && u.format != 3)
return_trace (false);
return_trace (bool (reinterpret_cast<Anchor *> (u.format1.copy (c->serializer))));
}
switch (u.format) {
case 1: return_trace (bool (reinterpret_cast<Anchor *> (u.format1.copy (c->serializer))));

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test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-5858518134554624 Normal file
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