2020-06-23  MORIOKA Tomohiko  <tomo.git@chise.org>
 
+       * ids-find.el (ids-find-merge-variables): New function.
+       (ideographic-structure-equal): Use `ids-find-merge-variables';
+       return variable-biding alist.
+       (ideographic-structure-character=): Return variable-biding alist.
+       (ideographic-structure-find-chars*): Use
+       `ideographic-structure-character=' for operators; use
+       `ids-find-merge-variables' to check variable-biding alist.
+
+2020-06-23  MORIOKA Tomohiko  <tomo.git@chise.org>
+
        * ids-find.el (ideographic-structure-merge-components-alist): New
        function.
        (ideographic-structure-to-components-alist): New function.