patch 9.0.1686: undotree() only works for the current buffer Commit: https://github.com/vim/vim/commit/5fee11114975b7405b7ccd3ee8758e54bf559760 Author: Devin J. Pohly <djpohly@gmail.com> Date: Sun Apr 23 20:26:59 2023 -0500 patch 9.0.1686: undotree() only works for the current buffer Problem: undotree() only works for the current buffer Solution: Add an optional "buffer number" parameter to undotree(). If omitted, use the current buffer for backwards compatibility. closes: #4001 closes: #12292 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: zeertzjq <zeertzjq@outlook.com> Co-authored-by: Devin J. Pohly <djpohly@gmail.com>

|o+0&#ffffff0|n|e| |o|n|e| |o|n|e| |o|n|e| |o|n|e| @55
|t|w|o| @1|h|e|r|e| @65
|t|h|r|e@1| @1|t|h|r|e@1| @62
|S|e|c|o|n|d| |w|i|n|d|o|w| @61
|~+0#4040ff13&| @73
|~| @73
|~| @73
|~| @73
|~| @73
|[+1#0000000&|N|o| |N|a|m|e|]| |[|+|]| @43|3|,|1|4| @10|A|l@1
|o+0&&|n|e| |o|n|e| |o|n|e| |o|n|e| |o|n|e| @55
|t|w|o| |||h|i|d@1|e|n||| |h>e|r|e| @57
|t|h|r|e@1| @1|t|h|r|e@1| @62
|~+0#4040ff13&| @73
|~| @73
|~| @73
|~| @73
|~| @73
|[+3#0000000&|N|o| |N|a|m|e|]| |[|+|]| @43|2|,|1|5| @10|A|l@1
|-+2&&@1| |I|N|S|E|R|T| |-@1| +0&&@62