commit https://github.com/vim/vim/commit/52c6eaffd43a8c8865f8d6ed7cde0a8b137479e2 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Mar 25 18:42:46 2016 +0100 patch 7.4.1654 Problem: Crash when using expand('%:S') in a buffer without a name. Solution: Don't set a NUL. (James McCoy, closes https://github.com/vim/vim/issues/714)

" Vim compiler file
" Compiler:     Erlang
" Maintainer:	Dmitry Vasiliev <dima at hlabs dot org>
" Last Change:	2012-02-13

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

CompilerSet makeprg=erlc\ -Wall\ %

CompilerSet errorformat=%f:%l:\ %m