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Assert failed when parsing enumerator in debug mode #598

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Merged
merged 1 commit into from
Jul 19, 2025
Merged

Assert failed when parsing enumerator in debug mode #598

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10 changes: 9 additions & 1 deletion src/parser/cxx/parser.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -6621,23 +6621,31 @@ void Parser::parse_enumerator_list(List<EnumeratorAST*>*& yyast,
parse_enumerator(enumerator, type);

if (!enumerator->expression) {
// no explicit value given, so we need to increment the last value

if (lastValue.has_value()) {
// we have a last value, so we can increment it
if (control_->is_unsigned(type)) {
// increment the last value as unsigned
if (auto v = interp.toUInt(lastValue.value())) {
lastValue = v.value() + 1;
} else {
lastValue = std::nullopt;
}
} else {
// increment the last value as signed
if (auto v = interp.toInt(lastValue.value())) {
lastValue = v.value() + 1;
} else {
lastValue = std::nullopt;
}
}

// set the value of the enumerator symbol
enumerator->symbol->setValue(*lastValue);
}
enumerator->symbol->setValue(*lastValue);
} else {
// refresh the last value from the enumerator expression
lastValue = enumerator->symbol->value();
}

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