patch 9.0.1763: crash when passing invalid buffer to undotree() Commit: https://github.com/vim/vim/commit/ab9f2ecfd4ecaf74eeed0e5ec41355589af3ec8f Author: zeertzjq <zeertzjq@outlook.com> Date: Sun Aug 20 18:35:10 2023 +0200 patch 9.0.1763: crash when passing invalid buffer to undotree() Problem: crash when passing invalid buffer to undotree() Solution: Use get_buf_arg() instead of tv_get_buf_from_arg(). closes: #12862 closes: #12830 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: zeertzjq <zeertzjq@outlook.com>

/* XPM */
static char * vim16x16[] = {
"16 16 8 1",
" 	c None",
".	c #000000",
"+	c #000080",
"@	c #008000",
"#	c #00FF00",
"$	c #808080",
"%	c #C0C0C0",
"&	c #FFFFFF",
"  .....#. ....  ",
" .&&&&&.@.&&&&. ",
" .%%%%%$..%%%%$.",
"  .%%%$.@.&%%$. ",
"  .%%%$..&%%$.  ",
"  .%%%$.&%%$..  ",
" #.%%%$&%%$.@@. ",
"#@.%%%&%%$.@@@@.",
".@.%%%%%..@@@@+ ",
" ..%%%%.%...@.  ",
"  .%%%%...%%.%. ",
"  .%%%.%%.%%%%%.",
"  .%%$..%.%.%.%.",
"  .%$.@.%.%.%.%.",
"   .. .%%.%.%.%.",
"       .. . . . "};