--- a/src/HOL/Word/More_Word.thy Fri Oct 16 19:34:37 2020 +0200 +++ b/src/HOL/Word/More_Word.thy Thu Oct 15 14:55:19 2020 +0200 @@ -15,6 +15,7 @@ Misc_set_bit Misc_lsb Misc_Typedef + Word_rsplit begin declare signed_take_bit_Suc [simp]