patch 8.2.1772: cannot use CTRL-W <Down> to move out of a terminal window Commit: https://github.com/vim/vim/commit/f43e7ac4eee22dbb26fc069ec9a3d1598ec8dfe9 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Sep 29 21:23:25 2020 +0200 patch 8.2.1772: cannot use CTRL-W <Down> to move out of a terminal window Problem: Cannot use CTRL-W <Down> to move out of a terminal window. Solution: Use special_to_buf() instead of mb_char2bytes(). (closes https://github.com/vim/vim/issues/7045)

char*M,A,Z,E=40,J[80],T[3];main(C){for(M=J+E,*J=A=scanf("%d",&
C)            ;--            E;J             [E            ]=M
[E   ]=  E)   printf("._");  for(;(A-=Z=!Z)  ||  (printf("\n|"
)    ,   A    =              39              ,C             --
)    ;   Z    ||    printf   (T   ))T[Z]=Z[A-(E   =A[J-Z])&&!C
&    A   ==             M[                                  A]
|6<<27<rand()||!C&!Z?J[M[E]=M[A]]=E,J[M[A]=A-Z]=A,"_.":" |"];}