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-rw-r--r--sphinx/util/cfamily.py1
1 files changed, 0 insertions, 1 deletions
diff --git a/sphinx/util/cfamily.py b/sphinx/util/cfamily.py
index edccf96a7..a1c4bad2d 100644
--- a/sphinx/util/cfamily.py
+++ b/sphinx/util/cfamily.py
@@ -110,7 +110,6 @@ class ASTBaseBase:
__hash__ = None # type: Callable[[], int]
def clone(self) -> Any:
- """Clone a definition expression node."""
return deepcopy(self)
def _stringify(self, transform: StringifyTransform) -> str: