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-rw-r--r--src/test/regress/sql/xml.sql2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/test/regress/sql/xml.sql b/src/test/regress/sql/xml.sql
index cae45dd28cb..edf639b8c53 100644
--- a/src/test/regress/sql/xml.sql
+++ b/src/test/regress/sql/xml.sql
@@ -26,6 +26,8 @@ SELECT xmlconcat(1, 2);
SELECT xmlconcat('bad', '<syntax');
SELECT xmlconcat('<foo/>', NULL, '<?xml version="1.1" standalone="no"?><bar/>');
SELECT xmlconcat('<?xml version="1.1"?><foo/>', NULL, '<?xml version="1.1" standalone="no"?><bar/>');
+SELECT xmlconcat(NULL);
+SELECT xmlconcat(NULL, NULL);
SELECT xmlelement(name element,