patch 8.2.1491: Vim9: crash when compiling heredoc lines start with comment Commit: https://github.com/vim/vim/commit/66250c932e8a0e3c43e7c7c7b1dbede040b9c508 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Aug 20 15:02:42 2020 +0200 patch 8.2.1491: Vim9: crash when compiling heredoc lines start with comment Problem: Vim9: crash when compiling heredoc lines start with comment. Solution: Skip over NULL pointers. Do not remove comment and empty lines when fetching function lines. (closes #6743)

--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -2198,13 +2198,12 @@ execute_redir_str(char_u *value, int val
  * Called by do_cmdline() to get the next line.
  * Returns allocated string, or NULL for end of function.
  */
-
     static char_u *
 get_list_line(
     int	    c UNUSED,
     void    *cookie,
     int	    indent UNUSED,
-    int	    do_concat UNUSED)
+    getline_opt_T options UNUSED)
 {
     listitem_T **p = (listitem_T **)cookie;
     listitem_T *item = *p;