small optimization

e20111b5 · Maarten L. Hekkelman · e8f24f61 · e20111b5
Commit e20111b5 authored Jul 31, 2022 by Maarten L. Hekkelman
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src/Cif++.cpp
+3 -0

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--- a/src/Cif++.cpp
+++ b/src/Cif++.cpp
@@ -2947,6 +2947,9 @@ void Row::assign(size_t column, const std::string &value, bool skipUpdateLinked,

 	if (oldValue != nullptr and value == oldValue) // no need to update
 		return;
+	
+	if (oldValue == nullptr and value.empty()) // no need to update either
+		return;

 	std::string oldStrValue = oldValue ? oldValue : "";