patch 9.0.2114: overflow detection not accurate when adding digits Commit: https://github.com/vim/vim/commit/22cbc8a4e17ce61aa460c451a26e1bff2c3d2af9 Author: Christian Brabandt <cb@256bit.org> Date: Sun Nov 19 10:47:21 2023 +0100 patch 9.0.2114: overflow detection not accurate when adding digits Problem: overflow detection not accurate when adding digits Solution: Use a helper function Use a helper function to better detect overflows before adding integer digits to a long or an integer variable respectively. Signal the overflow to the caller function. closes: #13539 Signed-off-by: Christian Brabandt <cb@256bit.org> Signed-off-by: Michael Henry <vim@drmikehenry.com> Signed-off-by: Ernie Rael <errael@raelity.com>

" Vim filetype plugin file
" Language:	Diff
" Maintainer:	The Vim Project <https://github.com/vim/vim>
" Last Change:	2023 Aug 10
" Former Maintainer:	Bram Moolenaar <Bram@vim.org>

" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

let b:undo_ftplugin = "setl modeline< commentstring<"

" Don't use modelines in a diff, they apply to the diffed file
setlocal nomodeline

" If there are comments they start with #
let &l:commentstring = "# %s"

if (has("gui_win32") || has("gui_gtk")) && !exists("b:browsefilter")
  let b:browsefilter = "Diff Files (*.diff)\t*.diff\nPatch Files (*.patch)\t*.h\nAll Files (*.*)\t*.*\n"
  let b:undo_ftplugin ..= " | unlet! b:browsefilter"
endif