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Check for nullptr before resolving inverses

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Thomas Krijnen
2024-12-19 10:40:59 +01:00
parent 9efc9d2044
commit 352e361ea5
1 changed files with 3 additions and 0 deletions
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src/ifcparse/IfcUtil.cpp
+3
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@@ -231,6 +231,9 @@ AttributeValue IfcUtil::IfcBaseEntity::get(const std::string& name) const
} }
aggregate_of_instance::ptr IfcUtil::IfcBaseEntity::get_inverse(const std::string& name) const { aggregate_of_instance::ptr IfcUtil::IfcBaseEntity::get_inverse(const std::string& name) const {
if (file_ == nullptr) {
throw IfcParse::IfcException("Instance not added to file");
}
const std::vector<const IfcParse::inverse_attribute*> attrs = declaration().as_entity()->all_inverse_attributes(); const std::vector<const IfcParse::inverse_attribute*> attrs = declaration().as_entity()->all_inverse_attributes();
std::vector<const IfcParse::inverse_attribute*>::const_iterator iter = attrs.begin(); std::vector<const IfcParse::inverse_attribute*>::const_iterator iter = attrs.begin();
for (; iter != attrs.end(); ++iter) { for (; iter != attrs.end(); ++iter) {