From 585eeb283ace100c7f4e90be9f41c2013ba0b86b Mon Sep 17 00:00:00 2001
From: Richard Brice <37087370+RickBrice@users.noreply.github.com>
Date: Wed, 10 Jul 2024 12:43:01 -0700
Subject: [PATCH] emits * for derived entities instead of $

Validation service 0.6.4 started giving errors for entities with derived types where $ was used. The correct coding is *.
---
 src/ifcparse/IfcParse.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/ifcparse/IfcParse.cpp b/src/ifcparse/IfcParse.cpp
index 26c07f06ed..48574b8049 100644
--- a/src/ifcparse/IfcParse.cpp
+++ b/src/ifcparse/IfcParse.cpp
@@ -1147,7 +1147,10 @@ std::string IfcEntityInstanceData::toString(bool upper) const {
             ss << ",";
         }
         if (attributes_[i] == 0) {
-            ss << "$";
+            if (type_->as_entity()->derived()[i])
+               ss << "*";
+            else
+               ss << "$";
         } else {
             ss << attributes_[i]->toString(upper);
         }