[gh15077] Bugfix

Author: Giacomo Ferroni

pandas/core/frame.py

@@ -3595,9 +3595,6 @@ def _combine_match_columns(self, other, func, level=None, fill_value=None):
         return self._constructor(new_data)
 
     def _combine_const(self, other, func, raise_on_error=True):
-        if self.empty:
-            return self
-
         new_data = self._data.eval(func=func, other=other,
                                    raise_on_error=raise_on_error)
         return self._constructor(new_data)