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-rw-r--r--src/backend/optimizer/util/clauses.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/optimizer/util/clauses.c b/src/backend/optimizer/util/clauses.c
index 3412d31117a..109f93d109d 100644
--- a/src/backend/optimizer/util/clauses.c
+++ b/src/backend/optimizer/util/clauses.c
@@ -4139,7 +4139,7 @@ add_function_defaults(List *args, int pronargs, HeapTuple func_tuple)
if (ndelete < 0)
elog(ERROR, "not enough default arguments");
if (ndelete > 0)
- defaults = list_copy_tail(defaults, ndelete);
+ defaults = list_delete_first_n(defaults, ndelete);
/* And form the combined argument list, not modifying the input list */
return list_concat_copy(args, defaults);