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Regex: Fix handling of Save instruction in ThreadedRegexVM

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When not saving, we were not fully reading the instruction stream,
leading to an out of sync instruction pointer.
This commit is contained in:
Maxime Coste 2017-10-04 22:31:15 +08:00
parent f1b4931824
commit 854144c535
1 changed files with 1 additions and 1 deletions
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2
src/regex_impl.hh
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@ -171,6 +171,7 @@ struct ThreadedRegexVM
}
case CompiledRegex::Save:
{
const size_t index = *thread.inst++;
if (thread.saves == nullptr)
break;
if (thread.saves->refcount > 1)
@ -178,7 +179,6 @@ struct ThreadedRegexVM
--thread.saves->refcount;
thread.saves = new_saves<true>(thread.saves->pos);
}
const size_t index = *thread.inst++;
thread.saves->pos[index] = pos.base();
break;
}