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Fix traversal

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This commit is contained in:
Thomas Krijnen
2017-11-13 14:58:02 +01:00
parent 93a33a8507
commit 693444d4d2
1 changed files with 8 additions and 1 deletions
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src/ifcparse/IfcParse.cpp
+8 -1
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@@ -1085,7 +1085,14 @@ void IfcFile::traverse(IfcUtil::IfcBaseClass* instance, std::set<IfcUtil::IfcBas
if (level >= max_level && max_level > 0) return;
auto attributes = instance->declaration().as_entity()->all_attributes();
auto entity = instance->declaration().as_entity();
if (!entity) {
// This is a simple type instance, don't traverse attributes.
return;
}
auto attributes = entity->all_attributes();
for (unsigned i = 0; i < attributes.size(); ++i) {
Argument* arg = instance->data().getArgument(i);