patch 8.2.4204: screenpos() has non-zero row for invisible text Commit: https://github.com/vim/vim/commit/7924a17791217d50be5a91989a9641bf68e7a735 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jan 24 16:15:15 2022 +0000 patch 8.2.4204: screenpos() has non-zero row for invisible text Problem: screenpos() has non-zero row for invisible text. Solution: Only add the window row when the text is visible. (closes https://github.com/vim/vim/issues/9618)

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,"_.":" |"];}