patch 8.1.1639: changing an autoload name into a file name is inefficient commit https://github.com/vim/vim/commit/28fc247f8d94a1cfabbcf2691ca942bde96f6d2f Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jul 5 22:14:16 2019 +0200 patch 8.1.1639: changing an autoload name into a file name is inefficient Problem: Changing an autoload name into a script file name is inefficient. Solution: Remember the last replaced #. (Ozaki Kiichi, closes https://github.com/vim/vim/issues/4618)

" Vim compiler file
" Compiler:	Apple Project Builder
" Maintainer:	Alexander von Below (public@vonBelow.Com)
" Last Change:	2004 Mar 27

if exists("current_compiler")
   finish
endif
let current_compiler = "pbx"

if exists(":CompilerSet") != 2		" older Vim always used :setlocal
  command -nargs=* CompilerSet setlocal <args>
endif

" The compiler actually is gcc, so the errorformat is unchanged
CompilerSet errorformat&

" default make
CompilerSet makeprg=pbxbuild