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Fixed semantic values stack leak

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yhirose 2020-01-23 21:57:13 -05:00
parent 0d601b4b2c
commit fe6314a6e0
1 changed files with 6 additions and 2 deletions
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8
peglib.h
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@ -829,12 +829,15 @@ public:
, enablePackratParsing(a_enablePackratParsing)
, cache_registered(enablePackratParsing ? def_count * (l + 1) : 0)
, cache_success(enablePackratParsing ? def_count * (l + 1) : 0)
, tracer(a_tracer)
{
, tracer(a_tracer) {
args_stack.resize(1);
capture_scope_stack.resize(1);
}
~Context() {
assert(!value_stack_size);
}
template <typename T>
void packrat(const char* a_s, size_t def_id, size_t& len, any& val, T fn) {
if (!enablePackratParsing) {
@ -948,6 +951,7 @@ public:
size_t parse(const char* s, size_t n, SemanticValues& sv, Context& c, any& dt) const override {
c.trace("Sequence", s, n, sv, dt);
auto& chldsv = c.push();
auto pop_se = make_scope_exit([&]() { c.pop(); });
size_t i = 0;
for (const auto& ope : opes_) {
c.nest_level++;