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-rw-r--r--include/qpdf/QPDFNumberTreeObjectHelper.hh4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/qpdf/QPDFNumberTreeObjectHelper.hh b/include/qpdf/QPDFNumberTreeObjectHelper.hh
index be67c887..194cfbcb 100644
--- a/include/qpdf/QPDFNumberTreeObjectHelper.hh
+++ b/include/qpdf/QPDFNumberTreeObjectHelper.hh
@@ -41,6 +41,10 @@ class QPDFNumberTreeObjectHelper: public QPDFObjectHelper
public:
QPDF_DLL
QPDFNumberTreeObjectHelper(QPDFObjectHandle);
+ QPDF_DLL
+ virtual ~QPDFNumberTreeObjectHelper()
+ {
+ }
typedef long long int numtree_number;