patch 8.2.0087: crash in command line expansion when out of memory Commit: https://github.com/vim/vim/commit/61d7c0d52ca40ab8488c36e619d1e46503affd0b Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 5 14:38:40 2020 +0100 patch 8.2.0087: crash in command line expansion when out of memory Problem: Crash in command line expansion when out of memory. Solution: Check for NULL pointer. Also make ExpandGeneric() static. (Dominique Pelle, closes #5437)

"Test for benchmarking the RE engine

so small.vim
if !has("reltime") | finish | endif
func! Measure(file, pattern, arg)
	for re in range(3)
	    let sstart=reltime()
	    let cmd=printf("../vim -u NONE -N --cmd ':set re=%d'".
		\ " -c 'call search(\"%s\", \"\", \"\", 10000)' -c ':q!' %s", re, escape(a:pattern, '\\'), empty(a:arg) ? '' : a:arg)
	    call system(cmd. ' '. a:file)
	    $put =printf('file: %s, re: %d, time: %s', a:file, re, reltimestr(reltime(sstart)))
	endfor
endfunc