patch 9.0.1392: using NULL pointer with nested :open command
Problem: Using NULL pointer with nested :open command.
Solution: Check that ccline.cmdbuff is not NULL.
diff --git a/src/testdir/test_ex_mode.vim b/src/testdir/test_ex_mode.vim
index a660222..d03ec8f 100644
--- a/src/testdir/test_ex_mode.vim
+++ b/src/testdir/test_ex_mode.vim
@@ -134,6 +134,28 @@
bwipe!
endfunc
+" FIXME: this doesn't fail without the fix but hangs
+func Skip_Test_open_command_state()
+ " Tricky script that failed because State was not set properly
+ let lines =<< trim END
+ !ls
+ 0scìi
+ so! Xsourced
+ set t_û0=0
+ v/-/o
+ END
+ call writefile(lines, 'XopenScript', '')
+
+ let sourced = ["!f\u0083\x02\<Esc>z=0"]
+ call writefile(sourced, 'Xsourced', 'b')
+
+ CheckRunVimInTerminal
+ let buf = RunVimInTerminal('-u NONE -i NONE -n -m -X -Z -e -s -S XopenScript -c qa!', #{rows: 6, wait_for_ruler: 0, no_clean: 1})
+ sleep 3
+
+ call StopVimInTerminal(buf)
+endfunc
+
" Test for :g/pat/visual to run vi commands in Ex mode
" This used to hang Vim before 8.2.0274.
func Test_Ex_global()