patch 8.1.2286: using border highlight in popup window leaks memory Commit: https://github.com/vim/vim/commit/622b64603748cceafd47f7537b96610e824e0680 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Nov 10 15:16:54 2019 +0100 patch 8.1.2286: using border highlight in popup window leaks memory Problem: Using border highlight in popup window leaks memory. Solution: Free memory before overwriting. (Dominique Pelle, closes https://github.com/vim/vim/issues/5203)

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