patch 9.1.1283: quickfix stack is limited to 10 items

Problem:  quickfix and location-list stack is limited to 10 items
Solution: add the 'chistory' and 'lhistory' options to configure a
          larger quickfix/location list stack
          (64-bitman)

closes: #16920

Co-authored-by: Hirohito Higashi <h.east.727@gmail.com>
Signed-off-by: 64-bitman <60551350+64-bitman@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index e2206f0..962a6e7 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 9.1.  Last change: 2025 Apr 04
+*options.txt*	For Vim version 9.1.  Last change: 2025 Apr 06
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -1717,6 +1717,19 @@
 	This option cannot be set from a |modeline| or in the |sandbox|, for
 	security reasons.
 
+						*'chistory'* *'chi'*
+'chistory' 'chi'	number	(default: 10)
+			global
+			{only available when compiled with the |+quickfix|
+			feature}
+	Number of quickfix lists that should be remembered for the quickfix
+	stack.  Must be between 1 and 100.  If the option is set to a value
+	that is lower than the amount of entries in the quickfix list stack,
+	entries will be removed starting from the oldest one.  If the current
+	quickfix list was removed, then the quickfix list at top of the stack
+	(the most recently created) will be used in its place.  For additional
+	info, see |quickfix-stack|.
+
 				   *'cindent'* *'cin'* *'nocindent'* *'nocin'*
 'cindent' 'cin'		boolean	(default off)
 			local to buffer
@@ -5316,6 +5329,19 @@
 	temporarily when performing an operation where redrawing may cause
 	flickering or cause a slowdown.
 
+						*'lhistory'* *'lhi'*
+'lhistory' 'lhi'	number	(default: 10)
+			local to window
+			{only available when compiled with the |+quickfix|
+			feature}
+	Like 'chistory', but for the location list stack associated with the
+	current window.  If the option is changed in either the location list
+	window itself or the the window that is associated with the location
+	list stack, the new value will also be applied to the other one.  This
+	means this value will always be the same for a given location list
+	window and its corresponding window.  See |quickfix-stack| for
+	additional info.
+
 			*'linebreak'* *'lbr'* *'nolinebreak'* *'nolbr'*
 'linebreak' 'lbr'	boolean	(default off)
 			local to window
diff --git a/runtime/doc/quickfix.txt b/runtime/doc/quickfix.txt
index 91e4863..a9a43fe 100644
--- a/runtime/doc/quickfix.txt
+++ b/runtime/doc/quickfix.txt
@@ -1,4 +1,4 @@
-*quickfix.txt*  For Vim version 9.1.  Last change: 2025 Mar 11
+*quickfix.txt*  For Vim version 9.1.  Last change: 2025 Apr 06
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -43,12 +43,12 @@
 The 'errorformat' option should be set to match the error messages from your
 compiler (see |errorformat| below).
 
-							*quickfix-ID*
+					*quickfix-stack* *quickfix-ID*
 Each quickfix list has a unique identifier called the quickfix ID and this
 number will not change within a Vim session. The |getqflist()| function can be
 used to get the identifier assigned to a list. There is also a quickfix list
-number which may change whenever more than ten lists are added to a quickfix
-stack.
+number which may change whenever more than 'chistory' lists are added to a
+quickfix stack.
 
 						*location-list* *E776*
 A location list is a window-local quickfix list. You get one after commands
@@ -860,10 +860,12 @@
 =============================================================================
 3. Using more than one list of errors			*quickfix-error-lists*
 
-So far has been assumed that there is only one list of errors.  Actually the
-ten last used lists are remembered.  When starting a new list, the previous
-ones are automatically kept.  Two commands can be used to access older error
-lists.  They set one of the existing error lists as the current one.
+So far it has been assumed that there is only one list of errors.  Actually
+there can be multiple used lists that are remembered; see 'chistory' and
+'lhistory'.
+When starting a new list, the previous ones are automatically kept.  Two
+commands can be used to access older error lists.  They set one of the
+existing error lists as the current one.
 
 						*:colder* *:col* *E380*
 :col[der] [count]	Go to older error list.  When [count] is given, do
diff --git a/runtime/doc/quickref.txt b/runtime/doc/quickref.txt
index 87764a2..349c1af 100644
--- a/runtime/doc/quickref.txt
+++ b/runtime/doc/quickref.txt
@@ -1,4 +1,4 @@
-*quickref.txt*  For Vim version 9.1.  Last change: 2025 Feb 08
+*quickref.txt*  For Vim version 9.1.  Last change: 2025 Apr 06
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -639,6 +639,7 @@
 'cdpath'	  'cd'	    list of directories searched with ":cd"
 'cedit'			    key used to open the command-line window
 'charconvert'	  'ccv'     expression for character encoding conversion
+'chistory'	  'chi'     maximum number of quickfix lists in history
 'cindent'	  'cin'     do C program indenting
 'cinkeys'	  'cink'    keys that trigger indent when 'cindent' is set
 'cinoptions'	  'cino'    how to do indenting when 'cindent' is set
@@ -786,6 +787,7 @@
 'langremap'	  'lrm'	    do apply 'langmap' to mapped characters
 'laststatus'	  'ls'	    tells when last window has status lines
 'lazyredraw'	  'lz'	    don't redraw while executing macros
+'lhistory'	  'lhi'	    maximum number of location lists in history
 'linebreak'	  'lbr'     wrap long lines at a blank
 'lines'			    number of lines in the display
 'linespace'	  'lsp'     number of pixel lines to use between characters
diff --git a/runtime/doc/tags b/runtime/doc/tags
index acb2251..e55623d 100644
--- a/runtime/doc/tags
+++ b/runtime/doc/tags
@@ -134,6 +134,8 @@
 'ch'	options.txt	/*'ch'*
 'character'	intro.txt	/*'character'*
 'charconvert'	options.txt	/*'charconvert'*
+'chi'	options.txt	/*'chi'*
+'chistory'	options.txt	/*'chistory'*
 'ci'	options.txt	/*'ci'*
 'cia'	options.txt	/*'cia'*
 'cin'	options.txt	/*'cin'*
@@ -463,6 +465,8 @@
 'lazyredraw'	options.txt	/*'lazyredraw'*
 'lbr'	options.txt	/*'lbr'*
 'lcs'	options.txt	/*'lcs'*
+'lhi'	options.txt	/*'lhi'*
+'lhistory'	options.txt	/*'lhistory'*
 'linebreak'	options.txt	/*'linebreak'*
 'lines'	options.txt	/*'lines'*
 'linespace'	options.txt	/*'linespace'*
@@ -9768,6 +9772,7 @@
 quickfix-parse	quickfix.txt	/*quickfix-parse*
 quickfix-perl	quickfix.txt	/*quickfix-perl*
 quickfix-size	quickfix.txt	/*quickfix-size*
+quickfix-stack	quickfix.txt	/*quickfix-stack*
 quickfix-title	quickfix.txt	/*quickfix-title*
 quickfix-valid	quickfix.txt	/*quickfix-valid*
 quickfix-window	quickfix.txt	/*quickfix-window*
diff --git a/runtime/doc/version9.txt b/runtime/doc/version9.txt
index b7b2bcc..48d0941 100644
--- a/runtime/doc/version9.txt
+++ b/runtime/doc/version9.txt
@@ -1,4 +1,4 @@
-*version9.txt*  For Vim version 9.1.  Last change: 2025 Apr 03
+*version9.txt*  For Vim version 9.1.  Last change: 2025 Apr 06
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -41729,6 +41729,7 @@
 
 Options: ~
 
+'chistory'		Size of the quickfix stack |quickfix-stack|.
 'completefuzzycollect'	Enable fuzzy collection of candiates for (some)
 			|ins-completion| modes
 'completeitemalign'	Order of |complete-items| in Insert mode completion
@@ -41736,6 +41737,8 @@
 'eventignorewin'	autocommand events that are ignored in a window
 'findfunc'		Vim function to obtain the results for a |:find|
 			command
+'lhistory'		Size of the location list stack |quickfix-stack|.
+'completefuzzycollect'	Enable fuzzy collection of candiates for (some)
 'messagesopt'		configure |:messages| and |hit-enter| prompt
 'winfixbuf'		Keep buffer focused in a window
 'tabclose'		Which tab page to focus after closing a tab page
diff --git a/runtime/optwin.vim b/runtime/optwin.vim
index 2bcea9d..05ea6a2 100644
--- a/runtime/optwin.vim
+++ b/runtime/optwin.vim
@@ -1,7 +1,7 @@
 " These commands create the option window.
 "
 " Maintainer:	The Vim Project <https://github.com/vim/vim>
-" Last Change:	2025 Mar 28
+" Last Change:	2025 Apr 06
 " Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " If there already is an option window, jump to that one.
@@ -405,6 +405,13 @@
   call append("$", "\t" .. s:local_to_window)
   call <SID>OptionL("nuw")
 endif
+if has("quickfix")
+  call <SID>AddOption("chistory", gettext("maximum number of quickfix lists that can be stored in history"))
+  call <SID>OptionL("chi")
+  call <SID>AddOption("lhistory", gettext("maximum number of location lists that can be stored in history"))
+  call append("$", "\t" .. s:local_to_window)
+  call <SID>OptionL("lhi")
+endif
 if has("conceal")
   call <SID>AddOption("conceallevel", gettext("controls whether concealable text is hidden"))
   call append("$", "\t" .. s:local_to_window)
diff --git a/runtime/syntax/vim.vim b/runtime/syntax/vim.vim
index ece8eb5..dcdb6bc 100644
--- a/runtime/syntax/vim.vim
+++ b/runtime/syntax/vim.vim
@@ -2,7 +2,7 @@
 " Language:	   Vim script
 " Maintainer:	   Hirohito Higashi <h.east.727 ATMARK gmail.com>
 "	   Doug Kearns <dougkearns@gmail.com>
-" Last Change:	   2025 Apr 05
+" Last Change:	   2025 Apr 06
 " Former Maintainer: Charles E. Campbell
 
 " DO NOT CHANGE DIRECTLY.
@@ -47,14 +47,14 @@
 
 " vimOptions are caught only when contained in a vimSet {{{2
 " GEN_SYN_VIM: vimOption normal, START_STR='syn keyword vimOption contained', END_STR='skipwhite nextgroup=vimSetEqual,vimSetMod'
-syn keyword vimOption contained al aleph ari allowrevins ambw ambiwidth arab arabic arshape arabicshape acd autochdir ai autoindent ar autoread asd autoshelldir aw autowrite awa autowriteall bg background bs backspace bk backup bkc backupcopy bdir backupdir bex backupext bsk backupskip bdlay balloondelay beval ballooneval bevalterm balloonevalterm bexpr balloonexpr bo belloff bin binary bomb brk breakat bri breakindent briopt breakindentopt bsdir browsedir bh bufhidden bl buflisted bt buftype cmp casemap cdh cdhome cd cdpath cedit ccv charconvert cin cindent cink cinkeys cino cinoptions cinsd cinscopedecls cinw cinwords cb clipboard ch cmdheight cwh cmdwinheight cc colorcolumn co columns com comments cms commentstring cp compatible cpt complete cfu completefunc skipwhite nextgroup=vimSetEqual,vimSetMod
+syn keyword vimOption contained al aleph ari allowrevins ambw ambiwidth arab arabic arshape arabicshape acd autochdir ai autoindent ar autoread asd autoshelldir aw autowrite awa autowriteall bg background bs backspace bk backup bkc backupcopy bdir backupdir bex backupext bsk backupskip bdlay balloondelay beval ballooneval bevalterm balloonevalterm bexpr balloonexpr bo belloff bin binary bomb brk breakat bri breakindent briopt breakindentopt bsdir browsedir bh bufhidden bl buflisted bt buftype cmp casemap cdh cdhome cd cdpath cedit ccv charconvert chi chistory cin cindent cink cinkeys cino cinoptions cinsd cinscopedecls cinw cinwords cb clipboard ch cmdheight cwh cmdwinheight cc colorcolumn co columns com comments cms commentstring cp compatible cpt complete cfu completefunc skipwhite nextgroup=vimSetEqual,vimSetMod
 syn keyword vimOption contained cfc completefuzzycollect cia completeitemalign cot completeopt cpp completepopup csl completeslash cocu concealcursor cole conceallevel cf confirm ci copyindent cpo cpoptions cm cryptmethod cspc cscopepathcomp csprg cscopeprg csqf cscopequickfix csre cscoperelative cst cscopetag csto cscopetagorder csverb cscopeverbose crb cursorbind cuc cursorcolumn cul cursorline culopt cursorlineopt debug def define deco delcombine dict dictionary diff dex diffexpr dip diffopt dg digraph dir directory dy display ead eadirection ed edcompatible emo emoji enc encoding eof endoffile eol endofline ea equalalways ep equalprg eb errorbells ef errorfile efm errorformat ek esckeys ei eventignore eiw eventignorewin et expandtab ex exrc fenc fileencoding skipwhite nextgroup=vimSetEqual,vimSetMod
 syn keyword vimOption contained fencs fileencodings ff fileformat ffs fileformats fic fileignorecase ft filetype fcs fillchars ffu findfunc fixeol fixendofline fcl foldclose fdc foldcolumn fen foldenable fde foldexpr fdi foldignore fdl foldlevel fdls foldlevelstart fmr foldmarker fdm foldmethod fml foldminlines fdn foldnestmax fdo foldopen fdt foldtext fex formatexpr flp formatlistpat fo formatoptions fp formatprg fs fsync gd gdefault gfm grepformat gp grepprg gcr guicursor gfn guifont gfs guifontset gfw guifontwide ghr guiheadroom gli guiligatures go guioptions guipty gtl guitablabel gtt guitabtooltip hf helpfile hh helpheight hlg helplang hid hidden hl highlight hi history hk hkmap hkp hkmapp hls hlsearch icon iconstring ic ignorecase imaf imactivatefunc imak imactivatekey skipwhite nextgroup=vimSetEqual,vimSetMod
-syn keyword vimOption contained imc imcmdline imd imdisable imi iminsert ims imsearch imsf imstatusfunc imst imstyle inc include inex includeexpr is incsearch inde indentexpr indk indentkeys inf infercase im insertmode isf isfname isi isident isk iskeyword isp isprint js joinspaces jop jumpoptions key kmp keymap km keymodel kpc keyprotocol kp keywordprg lmap langmap lm langmenu lnr langnoremap lrm langremap ls laststatus lz lazyredraw lbr linebreak lines lsp linespace lisp lop lispoptions lw lispwords list lcs listchars lpl loadplugins luadll magic mef makeef menc makeencoding mp makeprg mps matchpairs mat matchtime mco maxcombine mfd maxfuncdepth mmd maxmapdepth mm maxmem mmp maxmempattern mmt maxmemtot mis menuitems mopt messagesopt msm mkspellmem ml modeline skipwhite nextgroup=vimSetEqual,vimSetMod
-syn keyword vimOption contained mle modelineexpr mls modelines ma modifiable mod modified more mouse mousef mousefocus mh mousehide mousem mousemodel mousemev mousemoveevent mouses mouseshape mouset mousetime mzq mzquantum mzschemedll mzschemegcdll nf nrformats nu number nuw numberwidth ofu omnifunc odev opendevice opfunc operatorfunc pp packpath para paragraphs paste pt pastetoggle pex patchexpr pm patchmode pa path perldll pi preserveindent pvh previewheight pvp previewpopup pvw previewwindow pdev printdevice penc printencoding pexpr printexpr pfn printfont pheader printheader pmbcs printmbcharset pmbfn printmbfont popt printoptions prompt ph pumheight pmw pummaxwidth pw pumwidth pythondll pythonhome pythonthreedll pythonthreehome pyx pyxversion qftf quickfixtextfunc skipwhite nextgroup=vimSetEqual,vimSetMod
-syn keyword vimOption contained qe quoteescape ro readonly rdt redrawtime re regexpengine rnu relativenumber remap rop renderoptions report rs restorescreen ri revins rl rightleft rlc rightleftcmd rubydll ru ruler ruf rulerformat rtp runtimepath scr scroll scb scrollbind scf scrollfocus sj scrolljump so scrolloff sbo scrollopt sect sections secure sel selection slm selectmode ssop sessionoptions sh shell shcf shellcmdflag sp shellpipe shq shellquote srr shellredir ssl shellslash stmp shelltemp st shelltype sxe shellxescape sxq shellxquote sr shiftround sw shiftwidth shm shortmess sn shortname sbr showbreak sc showcmd sloc showcmdloc sft showfulltag sm showmatch smd showmode stal showtabline ss sidescroll siso sidescrolloff scl signcolumn scs smartcase si smartindent skipwhite nextgroup=vimSetEqual,vimSetMod
-syn keyword vimOption contained sta smarttab sms smoothscroll sts softtabstop spell spc spellcapcheck spf spellfile spl spelllang spo spelloptions sps spellsuggest sb splitbelow spk splitkeep spr splitright sol startofline stl statusline su suffixes sua suffixesadd swf swapfile sws swapsync swb switchbuf smc synmaxcol syn syntax tcl tabclose tal tabline tpm tabpagemax ts tabstop tbs tagbsearch tc tagcase tfu tagfunc tl taglength tr tagrelative tag tags tgst tagstack tcldll term tbidi termbidi tenc termencoding tgc termguicolors twk termwinkey twsl termwinscroll tws termwinsize twt termwintype terse ta textauto tx textmode tw textwidth tsr thesaurus tsrfu thesaurusfunc top tildeop to timeout tm timeoutlen title titlelen titleold titlestring tb toolbar tbis toolbariconsize skipwhite nextgroup=vimSetEqual,vimSetMod
-syn keyword vimOption contained ttimeout ttm ttimeoutlen tbi ttybuiltin tf ttyfast ttym ttymouse tsl ttyscroll tty ttytype udir undodir udf undofile ul undolevels ur undoreload uc updatecount ut updatetime vsts varsofttabstop vts vartabstop vbs verbose vfile verbosefile vdir viewdir vop viewoptions vi viminfo vif viminfofile ve virtualedit vb visualbell warn wiv weirdinvert ww whichwrap wc wildchar wcm wildcharm wig wildignore wic wildignorecase wmnu wildmenu wim wildmode wop wildoptions wak winaltkeys wcr wincolor wi window wfb winfixbuf wfh winfixheight wfw winfixwidth wh winheight wmh winminheight wmw winminwidth winptydll wiw winwidth wrap wm wrapmargin ws wrapscan write wa writeany wb writebackup wd writedelay xtermcodes skipwhite nextgroup=vimSetEqual,vimSetMod
+syn keyword vimOption contained imc imcmdline imd imdisable imi iminsert ims imsearch imsf imstatusfunc imst imstyle inc include inex includeexpr is incsearch inde indentexpr indk indentkeys inf infercase im insertmode isf isfname isi isident isk iskeyword isp isprint js joinspaces jop jumpoptions key kmp keymap km keymodel kpc keyprotocol kp keywordprg lmap langmap lm langmenu lnr langnoremap lrm langremap ls laststatus lz lazyredraw lhi lhistory lbr linebreak lines lsp linespace lisp lop lispoptions lw lispwords list lcs listchars lpl loadplugins luadll magic mef makeef menc makeencoding mp makeprg mps matchpairs mat matchtime mco maxcombine mfd maxfuncdepth mmd maxmapdepth mm maxmem mmp maxmempattern mmt maxmemtot mis menuitems mopt messagesopt msm mkspellmem skipwhite nextgroup=vimSetEqual,vimSetMod
+syn keyword vimOption contained ml modeline mle modelineexpr mls modelines ma modifiable mod modified more mouse mousef mousefocus mh mousehide mousem mousemodel mousemev mousemoveevent mouses mouseshape mouset mousetime mzq mzquantum mzschemedll mzschemegcdll nf nrformats nu number nuw numberwidth ofu omnifunc odev opendevice opfunc operatorfunc pp packpath para paragraphs paste pt pastetoggle pex patchexpr pm patchmode pa path perldll pi preserveindent pvh previewheight pvp previewpopup pvw previewwindow pdev printdevice penc printencoding pexpr printexpr pfn printfont pheader printheader pmbcs printmbcharset pmbfn printmbfont popt printoptions prompt ph pumheight pmw pummaxwidth pw pumwidth pythondll pythonhome pythonthreedll pythonthreehome pyx pyxversion skipwhite nextgroup=vimSetEqual,vimSetMod
+syn keyword vimOption contained qftf quickfixtextfunc qe quoteescape ro readonly rdt redrawtime re regexpengine rnu relativenumber remap rop renderoptions report rs restorescreen ri revins rl rightleft rlc rightleftcmd rubydll ru ruler ruf rulerformat rtp runtimepath scr scroll scb scrollbind scf scrollfocus sj scrolljump so scrolloff sbo scrollopt sect sections secure sel selection slm selectmode ssop sessionoptions sh shell shcf shellcmdflag sp shellpipe shq shellquote srr shellredir ssl shellslash stmp shelltemp st shelltype sxe shellxescape sxq shellxquote sr shiftround sw shiftwidth shm shortmess sn shortname sbr showbreak sc showcmd sloc showcmdloc sft showfulltag sm showmatch smd showmode stal showtabline ss sidescroll siso sidescrolloff scl signcolumn skipwhite nextgroup=vimSetEqual,vimSetMod
+syn keyword vimOption contained scs smartcase si smartindent sta smarttab sms smoothscroll sts softtabstop spell spc spellcapcheck spf spellfile spl spelllang spo spelloptions sps spellsuggest sb splitbelow spk splitkeep spr splitright sol startofline stl statusline su suffixes sua suffixesadd swf swapfile sws swapsync swb switchbuf smc synmaxcol syn syntax tcl tabclose tal tabline tpm tabpagemax ts tabstop tbs tagbsearch tc tagcase tfu tagfunc tl taglength tr tagrelative tag tags tgst tagstack tcldll term tbidi termbidi tenc termencoding tgc termguicolors twk termwinkey twsl termwinscroll tws termwinsize twt termwintype terse ta textauto tx textmode tw textwidth tsr thesaurus tsrfu thesaurusfunc top tildeop to timeout tm timeoutlen title titlelen titleold titlestring skipwhite nextgroup=vimSetEqual,vimSetMod
+syn keyword vimOption contained tb toolbar tbis toolbariconsize ttimeout ttm ttimeoutlen tbi ttybuiltin tf ttyfast ttym ttymouse tsl ttyscroll tty ttytype udir undodir udf undofile ul undolevels ur undoreload uc updatecount ut updatetime vsts varsofttabstop vts vartabstop vbs verbose vfile verbosefile vdir viewdir vop viewoptions vi viminfo vif viminfofile ve virtualedit vb visualbell warn wiv weirdinvert ww whichwrap wc wildchar wcm wildcharm wig wildignore wic wildignorecase wmnu wildmenu wim wildmode wop wildoptions wak winaltkeys wcr wincolor wi window wfb winfixbuf wfh winfixheight wfw winfixwidth wh winheight wmh winminheight wmw winminwidth winptydll wiw winwidth wrap wm wrapmargin ws wrapscan write wa writeany wb writebackup wd writedelay xtermcodes skipwhite nextgroup=vimSetEqual,vimSetMod
 
 " vimOptions: These are the turn-off setting variants {{{2
 " GEN_SYN_VIM: vimOption turn-off, START_STR='syn keyword vimOption contained', END_STR=''
@@ -85,15 +85,15 @@
 
 " vimOptions: These are the variable names {{{2
 " GEN_SYN_VIM: vimOption normal variable,           START_STR='syn keyword vimOptionVarName contained', END_STR=''
-syn keyword vimOptionVarName contained al aleph ari allowrevins ambw ambiwidth arab arabic arshape arabicshape acd autochdir ai autoindent ar autoread asd autoshelldir aw autowrite awa autowriteall bg background bs backspace bk backup bkc backupcopy bdir backupdir bex backupext bsk backupskip bdlay balloondelay beval ballooneval bevalterm balloonevalterm bexpr balloonexpr bo belloff bin binary bomb brk breakat bri breakindent briopt breakindentopt bsdir browsedir bh bufhidden bl buflisted bt buftype cmp casemap cdh cdhome cd cdpath cedit ccv charconvert cin cindent cink cinkeys cino cinoptions cinsd cinscopedecls cinw cinwords cb clipboard ch cmdheight cwh cmdwinheight cc colorcolumn co columns com comments cms commentstring cp compatible cpt complete cfu completefunc
-syn keyword vimOptionVarName contained cfc completefuzzycollect cia completeitemalign cot completeopt cpp completepopup csl completeslash cocu concealcursor cole conceallevel cf confirm ci copyindent cpo cpoptions cm cryptmethod cspc cscopepathcomp csprg cscopeprg csqf cscopequickfix csre cscoperelative cst cscopetag csto cscopetagorder csverb cscopeverbose crb cursorbind cuc cursorcolumn cul cursorline culopt cursorlineopt debug def define deco delcombine dict dictionary diff dex diffexpr dip diffopt dg digraph dir directory dy display ead eadirection ed edcompatible emo emoji enc encoding eof endoffile eol endofline ea equalalways ep equalprg eb errorbells ef errorfile efm errorformat ek esckeys ei eventignore eiw eventignorewin et expandtab ex exrc fenc fileencoding
-syn keyword vimOptionVarName contained fencs fileencodings ff fileformat ffs fileformats fic fileignorecase ft filetype fcs fillchars ffu findfunc fixeol fixendofline fcl foldclose fdc foldcolumn fen foldenable fde foldexpr fdi foldignore fdl foldlevel fdls foldlevelstart fmr foldmarker fdm foldmethod fml foldminlines fdn foldnestmax fdo foldopen fdt foldtext fex formatexpr flp formatlistpat fo formatoptions fp formatprg fs fsync gd gdefault gfm grepformat gp grepprg gcr guicursor gfn guifont gfs guifontset gfw guifontwide ghr guiheadroom gli guiligatures go guioptions guipty gtl guitablabel gtt guitabtooltip hf helpfile hh helpheight hlg helplang hid hidden hl highlight hi history hk hkmap hkp hkmapp hls hlsearch icon iconstring ic ignorecase imaf imactivatefunc
-syn keyword vimOptionVarName contained imak imactivatekey imc imcmdline imd imdisable imi iminsert ims imsearch imsf imstatusfunc imst imstyle inc include inex includeexpr is incsearch inde indentexpr indk indentkeys inf infercase im insertmode isf isfname isi isident isk iskeyword isp isprint js joinspaces jop jumpoptions key kmp keymap km keymodel kpc keyprotocol kp keywordprg lmap langmap lm langmenu lnr langnoremap lrm langremap ls laststatus lz lazyredraw lbr linebreak lines lsp linespace lisp lop lispoptions lw lispwords list lcs listchars lpl loadplugins luadll magic mef makeef menc makeencoding mp makeprg mps matchpairs mat matchtime mco maxcombine mfd maxfuncdepth mmd maxmapdepth mm maxmem mmp maxmempattern mmt maxmemtot mis menuitems mopt messagesopt
-syn keyword vimOptionVarName contained msm mkspellmem ml modeline mle modelineexpr mls modelines ma modifiable mod modified more mouse mousef mousefocus mh mousehide mousem mousemodel mousemev mousemoveevent mouses mouseshape mouset mousetime mzq mzquantum mzschemedll mzschemegcdll nf nrformats nu number nuw numberwidth ofu omnifunc odev opendevice opfunc operatorfunc pp packpath para paragraphs paste pt pastetoggle pex patchexpr pm patchmode pa path perldll pi preserveindent pvh previewheight pvp previewpopup pvw previewwindow pdev printdevice penc printencoding pexpr printexpr pfn printfont pheader printheader pmbcs printmbcharset pmbfn printmbfont popt printoptions prompt ph pumheight pmw pummaxwidth pw pumwidth pythondll pythonhome pythonthreedll pythonthreehome
-syn keyword vimOptionVarName contained pyx pyxversion qftf quickfixtextfunc qe quoteescape ro readonly rdt redrawtime re regexpengine rnu relativenumber remap rop renderoptions report rs restorescreen ri revins rl rightleft rlc rightleftcmd rubydll ru ruler ruf rulerformat rtp runtimepath scr scroll scb scrollbind scf scrollfocus sj scrolljump so scrolloff sbo scrollopt sect sections secure sel selection slm selectmode ssop sessionoptions sh shell shcf shellcmdflag sp shellpipe shq shellquote srr shellredir ssl shellslash stmp shelltemp st shelltype sxe shellxescape sxq shellxquote sr shiftround sw shiftwidth shm shortmess sn shortname sbr showbreak sc showcmd sloc showcmdloc sft showfulltag sm showmatch smd showmode stal showtabline ss sidescroll siso sidescrolloff
-syn keyword vimOptionVarName contained scl signcolumn scs smartcase si smartindent sta smarttab sms smoothscroll sts softtabstop spell spc spellcapcheck spf spellfile spl spelllang spo spelloptions sps spellsuggest sb splitbelow spk splitkeep spr splitright sol startofline stl statusline su suffixes sua suffixesadd swf swapfile sws swapsync swb switchbuf smc synmaxcol syn syntax tcl tabclose tal tabline tpm tabpagemax ts tabstop tbs tagbsearch tc tagcase tfu tagfunc tl taglength tr tagrelative tag tags tgst tagstack tcldll term tbidi termbidi tenc termencoding tgc termguicolors twk termwinkey twsl termwinscroll tws termwinsize twt termwintype terse ta textauto tx textmode tw textwidth tsr thesaurus tsrfu thesaurusfunc top tildeop to timeout tm timeoutlen title
-syn keyword vimOptionVarName contained titlelen titleold titlestring tb toolbar tbis toolbariconsize ttimeout ttm ttimeoutlen tbi ttybuiltin tf ttyfast ttym ttymouse tsl ttyscroll tty ttytype udir undodir udf undofile ul undolevels ur undoreload uc updatecount ut updatetime vsts varsofttabstop vts vartabstop vbs verbose vfile verbosefile vdir viewdir vop viewoptions vi viminfo vif viminfofile ve virtualedit vb visualbell warn wiv weirdinvert ww whichwrap wc wildchar wcm wildcharm wig wildignore wic wildignorecase wmnu wildmenu wim wildmode wop wildoptions wak winaltkeys wcr wincolor wi window wfb winfixbuf wfh winfixheight wfw winfixwidth wh winheight wmh winminheight wmw winminwidth winptydll wiw winwidth wrap wm wrapmargin ws wrapscan write wa writeany wb writebackup
-syn keyword vimOptionVarName contained wd writedelay xtermcodes
+syn keyword vimOptionVarName contained al aleph ari allowrevins ambw ambiwidth arab arabic arshape arabicshape acd autochdir ai autoindent ar autoread asd autoshelldir aw autowrite awa autowriteall bg background bs backspace bk backup bkc backupcopy bdir backupdir bex backupext bsk backupskip bdlay balloondelay beval ballooneval bevalterm balloonevalterm bexpr balloonexpr bo belloff bin binary bomb brk breakat bri breakindent briopt breakindentopt bsdir browsedir bh bufhidden bl buflisted bt buftype cmp casemap cdh cdhome cd cdpath cedit ccv charconvert chi chistory cin cindent cink cinkeys cino cinoptions cinsd cinscopedecls cinw cinwords cb clipboard ch cmdheight cwh cmdwinheight cc colorcolumn co columns com comments cms commentstring cp compatible cpt complete
+syn keyword vimOptionVarName contained cfu completefunc cfc completefuzzycollect cia completeitemalign cot completeopt cpp completepopup csl completeslash cocu concealcursor cole conceallevel cf confirm ci copyindent cpo cpoptions cm cryptmethod cspc cscopepathcomp csprg cscopeprg csqf cscopequickfix csre cscoperelative cst cscopetag csto cscopetagorder csverb cscopeverbose crb cursorbind cuc cursorcolumn cul cursorline culopt cursorlineopt debug def define deco delcombine dict dictionary diff dex diffexpr dip diffopt dg digraph dir directory dy display ead eadirection ed edcompatible emo emoji enc encoding eof endoffile eol endofline ea equalalways ep equalprg eb errorbells ef errorfile efm errorformat ek esckeys ei eventignore eiw eventignorewin et expandtab
+syn keyword vimOptionVarName contained ex exrc fenc fileencoding fencs fileencodings ff fileformat ffs fileformats fic fileignorecase ft filetype fcs fillchars ffu findfunc fixeol fixendofline fcl foldclose fdc foldcolumn fen foldenable fde foldexpr fdi foldignore fdl foldlevel fdls foldlevelstart fmr foldmarker fdm foldmethod fml foldminlines fdn foldnestmax fdo foldopen fdt foldtext fex formatexpr flp formatlistpat fo formatoptions fp formatprg fs fsync gd gdefault gfm grepformat gp grepprg gcr guicursor gfn guifont gfs guifontset gfw guifontwide ghr guiheadroom gli guiligatures go guioptions guipty gtl guitablabel gtt guitabtooltip hf helpfile hh helpheight hlg helplang hid hidden hl highlight hi history hk hkmap hkp hkmapp hls hlsearch icon iconstring ic ignorecase
+syn keyword vimOptionVarName contained imaf imactivatefunc imak imactivatekey imc imcmdline imd imdisable imi iminsert ims imsearch imsf imstatusfunc imst imstyle inc include inex includeexpr is incsearch inde indentexpr indk indentkeys inf infercase im insertmode isf isfname isi isident isk iskeyword isp isprint js joinspaces jop jumpoptions key kmp keymap km keymodel kpc keyprotocol kp keywordprg lmap langmap lm langmenu lnr langnoremap lrm langremap ls laststatus lz lazyredraw lhi lhistory lbr linebreak lines lsp linespace lisp lop lispoptions lw lispwords list lcs listchars lpl loadplugins luadll magic mef makeef menc makeencoding mp makeprg mps matchpairs mat matchtime mco maxcombine mfd maxfuncdepth mmd maxmapdepth mm maxmem mmp maxmempattern mmt maxmemtot
+syn keyword vimOptionVarName contained mis menuitems mopt messagesopt msm mkspellmem ml modeline mle modelineexpr mls modelines ma modifiable mod modified more mouse mousef mousefocus mh mousehide mousem mousemodel mousemev mousemoveevent mouses mouseshape mouset mousetime mzq mzquantum mzschemedll mzschemegcdll nf nrformats nu number nuw numberwidth ofu omnifunc odev opendevice opfunc operatorfunc pp packpath para paragraphs paste pt pastetoggle pex patchexpr pm patchmode pa path perldll pi preserveindent pvh previewheight pvp previewpopup pvw previewwindow pdev printdevice penc printencoding pexpr printexpr pfn printfont pheader printheader pmbcs printmbcharset pmbfn printmbfont popt printoptions prompt ph pumheight pmw pummaxwidth pw pumwidth pythondll pythonhome
+syn keyword vimOptionVarName contained pythonthreedll pythonthreehome pyx pyxversion qftf quickfixtextfunc qe quoteescape ro readonly rdt redrawtime re regexpengine rnu relativenumber remap rop renderoptions report rs restorescreen ri revins rl rightleft rlc rightleftcmd rubydll ru ruler ruf rulerformat rtp runtimepath scr scroll scb scrollbind scf scrollfocus sj scrolljump so scrolloff sbo scrollopt sect sections secure sel selection slm selectmode ssop sessionoptions sh shell shcf shellcmdflag sp shellpipe shq shellquote srr shellredir ssl shellslash stmp shelltemp st shelltype sxe shellxescape sxq shellxquote sr shiftround sw shiftwidth shm shortmess sn shortname sbr showbreak sc showcmd sloc showcmdloc sft showfulltag sm showmatch smd showmode stal showtabline
+syn keyword vimOptionVarName contained ss sidescroll siso sidescrolloff scl signcolumn scs smartcase si smartindent sta smarttab sms smoothscroll sts softtabstop spell spc spellcapcheck spf spellfile spl spelllang spo spelloptions sps spellsuggest sb splitbelow spk splitkeep spr splitright sol startofline stl statusline su suffixes sua suffixesadd swf swapfile sws swapsync swb switchbuf smc synmaxcol syn syntax tcl tabclose tal tabline tpm tabpagemax ts tabstop tbs tagbsearch tc tagcase tfu tagfunc tl taglength tr tagrelative tag tags tgst tagstack tcldll term tbidi termbidi tenc termencoding tgc termguicolors twk termwinkey twsl termwinscroll tws termwinsize twt termwintype terse ta textauto tx textmode tw textwidth tsr thesaurus tsrfu thesaurusfunc top tildeop
+syn keyword vimOptionVarName contained to timeout tm timeoutlen title titlelen titleold titlestring tb toolbar tbis toolbariconsize ttimeout ttm ttimeoutlen tbi ttybuiltin tf ttyfast ttym ttymouse tsl ttyscroll tty ttytype udir undodir udf undofile ul undolevels ur undoreload uc updatecount ut updatetime vsts varsofttabstop vts vartabstop vbs verbose vfile verbosefile vdir viewdir vop viewoptions vi viminfo vif viminfofile ve virtualedit vb visualbell warn wiv weirdinvert ww whichwrap wc wildchar wcm wildcharm wig wildignore wic wildignorecase wmnu wildmenu wim wildmode wop wildoptions wak winaltkeys wcr wincolor wi window wfb winfixbuf wfh winfixheight wfw winfixwidth wh winheight wmh winminheight wmw winminwidth winptydll wiw winwidth wrap wm wrapmargin ws wrapscan
+syn keyword vimOptionVarName contained write wa writeany wb writebackup wd writedelay xtermcodes
 " GEN_SYN_VIM: vimOption term output code variable, START_STR='syn keyword vimOptionVarName contained', END_STR=''
 syn keyword vimOptionVarName contained t_AB t_AF t_AU t_AL t_al t_bc t_BE t_BD t_cd t_ce t_Ce t_CF t_cl t_cm t_Co t_CS t_Cs t_cs t_CV t_da t_db t_DL t_dl t_ds t_Ds t_EC t_EI t_fs t_fd t_fe t_GP t_IE t_IS t_ke t_ks t_le t_mb t_md t_me t_mr t_ms t_nd t_op t_RF t_RB t_RC t_RI t_Ri t_RK t_RS t_RT t_RV t_Sb t_SC t_se t_Sf t_SH t_SI t_Si t_so t_SR t_sr t_ST t_Te t_te t_TE t_ti t_TI t_Ts t_ts t_u7 t_ue t_us t_Us t_ut t_vb t_ve t_vi t_VS t_vs t_WP t_WS t_XM t_xn t_xs t_ZH t_ZR t_8f t_8b t_8u t_xo
 syn keyword vimOptionVarName contained	t_F1 t_F2 t_F3 t_F4 t_F5 t_F6 t_F7 t_F8 t_F9 t_k1 t_K1 t_k2 t_k3 t_K3 t_k4 t_K4 t_k5 t_K5 t_k6 t_K6 t_k7 t_K7 t_k8 t_K8 t_k9 t_K9 t_KA t_kb t_kB t_KB t_KC t_kd t_kD t_KD t_KE t_KF t_KG t_kh t_KH t_kI t_KI t_KJ t_KK t_kl t_KL t_kN t_kP t_kr t_ku
diff --git a/src/errors.h b/src/errors.h
index 6e2782d..90cc2b1 100644
--- a/src/errors.h
+++ b/src/errors.h
@@ -3718,3 +3718,13 @@
 #endif
 EXTERN char e_unicode_val_too_large[]
 	INIT(= N_("E1541: Value too large, max Unicode codepoint is U+10FFFF"));
+#ifdef FEAT_QUICKFIX
+EXTERN char e_cannot_have_negative_or_zero_number_of_quickfix[]
+	INIT(= N_("E1542: Cannot have a negative or zero number of quickfix/location lists"));
+EXTERN char e_cannot_have_more_than_hundred_quickfix[]
+	INIT(= N_("E1543: Cannot have more than a hundred quickfix/location lists"));
+EXTERN char e_failed_resizing_quickfix_stack[]
+	INIT(= N_("E1544: Failed resizing the quickfix/location list stack"));
+EXTERN char e_no_quickfix_stack[]
+	INIT(= N_("E1545: Quickfix list stack unavailable"));
+#endif
diff --git a/src/main.c b/src/main.c
index 7766946..a3caac8 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1024,6 +1024,13 @@
 #ifdef FEAT_SIGNS
     init_signs();
 #endif
+
+#ifdef FEAT_QUICKFIX
+    // initialize global quickfix list
+    // don't send an error message when memory allocation fails
+    // do it when the user tries to access the quickfix list
+    qf_init_quickfix_stack();
+#endif
 }
 
 /*
diff --git a/src/option.c b/src/option.c
index f61d726..5c28c80 100644
--- a/src/option.c
+++ b/src/option.c
@@ -4735,6 +4735,44 @@
     return NULL;
 }
 
+#ifdef FEAT_QUICKFIX
+/*
+ * Process the new 'chistory' or 'lhistory' option value. 'chistory' will
+ * be used if args->os_varp is the same as p_chi, else 'lhistory'.
+ */
+    char *
+did_set_xhistory(optset_T *args)
+{
+    int is_p_chi = (long*)args->os_varp == &p_chi;
+    int err;
+    long *arg = (is_p_chi) ? &p_chi :(long*)args->os_varp;
+
+    // cannot have zero or negative number of quickfix lists in a stack
+    if (*arg < 1)
+    {
+	*arg = args->os_oldval.number;
+	return e_cannot_have_negative_or_zero_number_of_quickfix;
+    }
+
+    // cannot have more than 100 quickfix lists in a stack
+    if (*arg > 100)
+    {
+	*arg = args->os_oldval.number;
+	return e_cannot_have_more_than_hundred_quickfix;
+    }
+
+    if (is_p_chi)
+	err = qf_resize_quickfix_stack(*arg);
+    else
+	err = ll_resize_stack(curwin, *arg);
+
+    if (err == FAIL)
+	return e_failed_resizing_quickfix_stack;
+
+    return NULL;
+}
+#endif
+
 /*
  * Set the value of a boolean option, and take care of side effects.
  * Returns NULL for success, or an error message for an error.
@@ -6653,6 +6691,7 @@
 	case PV_WFW:	return (char_u *)&(curwin->w_p_wfw);
 #if defined(FEAT_QUICKFIX)
 	case PV_PVW:	return (char_u *)&(curwin->w_p_pvw);
+	case PV_LHI:	return (char_u *)&(curwin->w_p_lhi);
 #endif
 #ifdef FEAT_RIGHTLEFT
 	case PV_RL:	return (char_u *)&(curwin->w_p_rl);
@@ -6973,6 +7012,9 @@
 #ifdef FEAT_SIGNS
     to->wo_scl = copy_option_val(from->wo_scl);
 #endif
+#ifdef FEAT_QUICKFIX
+    to->wo_lhi = from->wo_lhi;
+#endif
 
 #ifdef FEAT_EVAL
     // Copy the script context so that we know where the value was last set.
diff --git a/src/option.h b/src/option.h
index 0b568f1..54bdeed 100644
--- a/src/option.h
+++ b/src/option.h
@@ -859,6 +859,7 @@
 EXTERN long	p_report;	// 'report'
 #if defined(FEAT_QUICKFIX)
 EXTERN long	p_pvh;		// 'previewheight'
+EXTERN long     p_chi;          // 'chistory'
 #endif
 #ifdef MSWIN
 EXTERN int	p_rs;		// 'restorescreen'
@@ -1323,6 +1324,7 @@
 #endif
 #if defined(FEAT_QUICKFIX)
     , WV_PVW
+    , WV_LHI
 #endif
 #ifdef FEAT_RIGHTLEFT
     , WV_RL
diff --git a/src/optiondefs.h b/src/optiondefs.h
index b6b5d49..8ed4ebe 100644
--- a/src/optiondefs.h
+++ b/src/optiondefs.h
@@ -192,6 +192,7 @@
 #endif
 #if defined(FEAT_QUICKFIX)
 # define PV_PVW		OPT_WIN(WV_PVW)
+# define PV_LHI         OPT_WIN(WV_LHI)
 #endif
 #ifdef FEAT_RIGHTLEFT
 # define PV_RL		OPT_WIN(WV_RL)
@@ -575,6 +576,15 @@
 			    {(char_u *)0L, (char_u *)0L}
 #endif
 			    SCTX_INIT},
+    {"chistory",    "chi",  P_NUM|P_VI_DEF,
+#ifdef FEAT_QUICKFIX
+			    (char_u *)&p_chi, PV_NONE, did_set_xhistory, NULL,
+			    {(char_u *)10L, (char_u *)0L}
+#else
+			    (char_u *)NULL, PV_NONE, NULL, NULL,
+			    {(char_u *)0L, (char_u *)0L}
+#endif
+			    SCTX_INIT},
     {"cindent",	    "cin",  P_BOOL|P_VI_DEF|P_VIM,
 			    (char_u *)&p_cin, PV_CIN, NULL, NULL,
 			    {(char_u *)FALSE, (char_u *)0L} SCTX_INIT},
@@ -1573,6 +1583,15 @@
     {"lazyredraw",  "lz",   P_BOOL|P_VI_DEF,
 			    (char_u *)&p_lz, PV_NONE, NULL, NULL,
 			    {(char_u *)FALSE, (char_u *)0L} SCTX_INIT},
+    {"lhistory", "lhi",	    P_NUM|P_VI_DEF,
+#ifdef FEAT_QUICKFIX
+			    (char_u *)VAR_WIN, PV_LHI, did_set_xhistory, NULL,
+			    {(char_u *)10L, (char_u *)0L}
+#else
+			    (char_u *)NULL, PV_NONE, NULL, NULL,
+			    {(char_u *)0L, (char_u *)0L}
+#endif
+			    SCTX_INIT},
     {"linebreak",   "lbr",  P_BOOL|P_VI_DEF|P_RWIN,
 #ifdef FEAT_LINEBREAK
 			    (char_u *)VAR_WIN, PV_LBR, NULL, NULL,
diff --git a/src/proto/option.pro b/src/proto/option.pro
index 12be870..c6dfc1b 100644
--- a/src/proto/option.pro
+++ b/src/proto/option.pro
@@ -88,6 +88,7 @@
 char *did_set_winminwidth(optset_T *args);
 char *did_set_winwidth(optset_T *args);
 char *did_set_wrap(optset_T *args);
+char *did_set_xhistory(optset_T *args);
 void check_redraw(long_u flags);
 int findoption(char_u *arg);
 getoption_T get_option_value(char_u *name, long *numval, char_u **stringval, int *flagsp, int scope);
diff --git a/src/proto/quickfix.pro b/src/proto/quickfix.pro
index b708d6b..8102a8f 100644
--- a/src/proto/quickfix.pro
+++ b/src/proto/quickfix.pro
@@ -3,6 +3,9 @@
 int qf_stack_get_bufnr(void);
 void qf_free_all(win_T *wp);
 void check_quickfix_busy(void);
+int qf_resize_quickfix_stack(int n);
+int ll_resize_stack(win_T *wp, int n);
+int qf_init_quickfix_stack(void);
 void copy_loclist_stack(win_T *from, win_T *to);
 void qf_jump(qf_info_T *qi, int dir, int errornr, int forceit);
 void qf_list(exarg_T *eap);
diff --git a/src/quickfix.c b/src/quickfix.c
index 11bfa82..9722058 100644
--- a/src/quickfix.c
+++ b/src/quickfix.c
@@ -51,7 +51,6 @@
 /*
  * There is a stack of error lists.
  */
-#define LISTCOUNT   10
 #define INVALID_QFIDX (-1)
 #define INVALID_QFBUFNR (0)
 
@@ -113,12 +112,14 @@
     int		qf_refcount;
     int		qf_listcount;	    // current number of lists
     int		qf_curlist;	    // current error list
-    qf_list_T	qf_lists[LISTCOUNT];
+    int         qf_maxcount;        // maximum number of lists
+    qf_list_T	*qf_lists;
     qfltype_T	qfl_type;	    // type of list
     int		qf_bufnr;	    // quickfix window buffer number
 };
 
-static qf_info_T ql_info;	// global quickfix list
+static qf_info_T ql_info_actual; // global quickfix list
+static qf_info_T *ql_info;	// points to ql_info_actual if memory allocation is sucessful.
 static int_u last_qf_id = 0;	// Last used quickfix list id
 
 #define FMT_PATTERNS 14		// maximum number of % recognized
@@ -170,14 +171,21 @@
 // callback function for 'quickfixtextfunc'
 static callback_T qftf_cb;
 
+static void     qf_pop_stack(qf_info_T *qi, int adjust);
 static void	qf_new_list(qf_info_T *qi, char_u *qf_title);
 static int	qf_add_entry(qf_list_T *qfl, char_u *dir, char_u *fname, char_u *module, int bufnum, char_u *mesg, long lnum, long end_lnum, int col, int end_col, int vis_col, char_u *pattern, int nr, int type, typval_T *user_data, int valid);
+static int      qf_resize_stack(qf_info_T *qi, int n);
+static void     qf_sync_llw_to_win(win_T *llw);
+static void     qf_sync_win_to_llw(win_T *pwp);
+static qf_info_T *qf_alloc_stack(qfltype_T qfltype, int n);
+static qf_list_T *qf_alloc_list_stack(int n);
 static void	qf_free(qf_list_T *qfl);
 static char_u	*qf_types(int, int);
 static int	qf_get_fnum(qf_list_T *qfl, char_u *, char_u *);
 static char_u	*qf_push_dir(char_u *, struct dir_stack_T **, int is_file_stack);
 static char_u	*qf_pop_dir(struct dir_stack_T **);
 static char_u	*qf_guess_filepath(qf_list_T *qfl, char_u *);
+static win_T    *qf_find_win_with_loclist(qf_info_T *ll);
 static void	qf_jump_newwin(qf_info_T *qi, int dir, int errornr, int forceit, int newwin);
 static void	qf_fmt_text(garray_T *gap, char_u *text);
 static void	qf_range_text(garray_T *gap, qfline_T *qfp);
@@ -1902,14 +1910,12 @@
 	char_u	    *qf_title,
 	char_u	    *enc)
 {
-    qf_info_T	    *qi = &ql_info;
+    qf_info_T	    *qi = ql_info;
 
     if (wp != NULL)
-    {
 	qi = ll_get_or_alloc_list(wp);
-	if (qi == NULL)
-	    return FAIL;
-    }
+    if (qi == NULL)
+	return FAIL;
 
     return qf_init_ext(qi, qi->qf_curlist, efile, curbuf, NULL, errorformat,
 	    newlist, (linenr_T)0, (linenr_T)0, qf_title, enc);
@@ -1959,6 +1965,34 @@
 }
 
 /*
+ * Pop a quickfix list from the quickfix/location list stack
+ * Automatically adjust qf_curlist so that it stays pointed
+ * to the same list, unless it is deleted, if so then use the
+ * newest created list instead. qf_listcount will be set correctly.
+ * The above will only happen if <adjust> is TRUE.
+ */
+    static void
+qf_pop_stack(qf_info_T *qi, int adjust)
+{
+    int i;
+    qf_free(&qi->qf_lists[0]);
+    for (i = 1; i < qi->qf_listcount; ++i)
+	qi->qf_lists[i - 1] = qi->qf_lists[i];
+
+    // fill with zeroes now unused list at the top
+    vim_memset(qi->qf_lists + qi->qf_listcount - 1, 0, sizeof(*qi->qf_lists));
+
+    if (adjust)
+    {
+	qi->qf_listcount--;
+	if (qi->qf_curlist == 0)
+	    qi->qf_curlist = qi->qf_listcount - 1;
+	else
+	    qi->qf_curlist--;
+    }
+}
+
+/*
  * Prepare for adding a new quickfix list. If the current list is in the
  * middle of the stack, then all the following lists are freed and then
  * the new list is added.
@@ -1966,7 +2000,6 @@
     static void
 qf_new_list(qf_info_T *qi, char_u *qf_title)
 {
-    int		i;
     qf_list_T	*qfl;
 
     // If the current entry is not the last entry, delete entries beyond
@@ -1977,15 +2010,14 @@
 
     // When the stack is full, remove to oldest entry
     // Otherwise, add a new entry.
-    if (qi->qf_listcount == LISTCOUNT)
+    if (qi->qf_listcount == qi->qf_maxcount)
     {
-	qf_free(&qi->qf_lists[0]);
-	for (i = 1; i < LISTCOUNT; ++i)
-	    qi->qf_lists[i - 1] = qi->qf_lists[i];
-	qi->qf_curlist = LISTCOUNT - 1;
+	qf_pop_stack(qi, FALSE);
+	qi->qf_curlist = qi->qf_listcount - 1; // point to new empty list
     }
     else
 	qi->qf_curlist = qi->qf_listcount++;
+
     qfl = qf_get_curlist(qi);
     CLEAR_POINTER(qfl);
     qf_store_title(qfl, qf_title);
@@ -2017,7 +2049,9 @@
     int
 qf_stack_get_bufnr(void)
 {
-    return ql_info.qf_bufnr;
+    if (ql_info == NULL)
+	return INVALID_QFBUFNR;
+    return ql_info->qf_bufnr;
 }
 
 /*
@@ -2056,13 +2090,35 @@
     }
 }
 
+
+/*
+ * Free all lists in the stack (not including the stack)
+ */
+    static void
+qf_free_list_stack_items(qf_info_T *qi)
+{
+    for (int i = 0; i < qi->qf_listcount; ++i)
+	qf_free(qf_get_list(qi, i));
+}
+
+/*
+ * Free a qf_ifo_T struct completely
+ */
+    static void
+qf_free_lists(qf_info_T *qi)
+{
+    qf_free_list_stack_items(qi);
+
+    vim_free(qi->qf_lists);
+    vim_free(qi);
+}
+
 /*
  * Free a location list stack
  */
     static void
 ll_free_all(qf_info_T **pqi)
 {
-    int		i;
     qf_info_T	*qi;
 
     qi = *pqi;
@@ -2085,9 +2141,7 @@
 	// If the quickfix window buffer is loaded, then wipe it
 	wipe_qf_buffer(qi);
 
-	for (i = 0; i < qi->qf_listcount; ++i)
-	    qf_free(qf_get_list(qi, i));
-	vim_free(qi);
+	qf_free_lists(qi);
     }
 }
 
@@ -2097,8 +2151,7 @@
     void
 qf_free_all(win_T *wp)
 {
-    int		i;
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
 
     if (wp != NULL)
     {
@@ -2106,10 +2159,8 @@
 	ll_free_all(&wp->w_llist);
 	ll_free_all(&wp->w_llist_ref);
     }
-    else
-	// quickfix list
-	for (i = 0; i < qi->qf_listcount; ++i)
-	    qf_free(qf_get_list(qi, i));
+    else if (qi != NULL)
+	qf_free_list_stack_items(qi); // quickfix list
 }
 
 /*
@@ -2292,10 +2343,140 @@
 }
 
 /*
- * Allocate a new quickfix/location list stack
+ * Resize global quickfix stack to be able to hold n amount of lists.
+ * returns FAIL on failure and OK on success.
+ */
+    int
+qf_resize_quickfix_stack(int n)
+{
+    if (ql_info == NULL)
+    {
+	emsg(_(e_no_quickfix_stack));
+	return FAIL;
+    }
+
+    if (qf_resize_stack(ql_info, n) == FAIL)
+	return FAIL;
+
+    return OK;
+}
+
+/*
+ * Resize location list stack for window 'wp' to be able to
+ * hold n amount of lists. Returns FAIL on failure and OK on success
+ */
+    int
+ll_resize_stack(win_T *wp, int n)
+{
+    // check if current window is a location list window;
+    // if so then sync its 'lhistory' to the parent window or vice versa
+    if (IS_LL_WINDOW(curwin))
+	qf_sync_llw_to_win(wp);
+    else
+	qf_sync_win_to_llw(wp);
+
+    qf_info_T *qi = ll_get_or_alloc_list(wp);
+
+    if (qf_resize_stack(qi, n) == FAIL)
+	return FAIL;
+
+    return OK;
+}
+
+/*
+ * Resize quickfix stack to be able to hold n amount of quickfix lists.
+ * Returns FAIL on failure and OK on success.
+ */
+    static int
+qf_resize_stack(qf_info_T *qi, int n)
+{
+    qf_list_T *new;
+    int amount_to_rm = 0, i;
+    size_t lsz = sizeof(*qi->qf_lists);
+
+    if (n == qi->qf_maxcount)
+	return OK;
+    else if (n < qi->qf_maxcount && n < qi->qf_listcount)
+    {
+	// We have too many lists to store them all in the new stack,
+	// pop lists until we can fit them all in the newly resized stack
+	amount_to_rm = qi->qf_listcount - n;
+
+	for (i = 0; i < amount_to_rm; i++)
+	    qf_pop_stack(qi, TRUE);
+    }
+
+    new = vim_realloc(qi->qf_lists, lsz * n);
+
+    if (new == NULL)
+	return FAIL;
+
+    // fill with zeroes any newly allocated memory
+    if (n > qi->qf_maxcount)
+	vim_memset(new + qi->qf_maxcount, 0, lsz * (n - qi->qf_maxcount));
+
+    qi->qf_lists = new;
+    qi->qf_maxcount = n;
+
+    qf_update_buffer(qi, NULL);
+
+    return OK;
+}
+
+/*
+ * Initialize global quickfix list, should only be called once.
+ * Returns FAIL on failure and OK on success.
+ */
+   int
+qf_init_quickfix_stack(void)
+{
+    ql_info_actual.qf_lists = qf_alloc_list_stack(p_chi);
+
+    if (ql_info_actual.qf_lists == NULL)
+	return FAIL;
+
+    ql_info = &ql_info_actual;
+    ql_info->qfl_type = QFLT_QUICKFIX;
+    ql_info->qf_maxcount = p_chi;
+    return OK;
+}
+
+/*
+ * Sync a location list window's 'lhistory' value to the parent window
+ */
+    static void
+qf_sync_llw_to_win(win_T *llw)
+{
+    win_T *wp = qf_find_win_with_loclist(llw->w_llist_ref);
+
+    if (wp != NULL)
+	wp->w_p_lhi = llw->w_p_lhi;
+}
+
+/*
+ * Sync a window's 'lhistory' value to its location list window, if any
+ */
+    static void
+qf_sync_win_to_llw(win_T *pwp)
+{
+    win_T *wp;
+    qf_info_T  *llw = pwp->w_llist;
+
+    if (llw != NULL)
+	FOR_ALL_WINDOWS(wp)
+	    if (wp->w_llist_ref == llw && bt_quickfix(wp->w_buffer))
+	    {
+		wp->w_p_lhi = pwp->w_p_lhi;
+		return;
+	    }
+}
+
+/*
+ * Allocate a new quickfix/location list stack that is able to hold
+ * up to n amount of lists
  */
     static qf_info_T *
-qf_alloc_stack(qfltype_T qfltype)
+qf_alloc_stack(qfltype_T qfltype, int n)
 {
     qf_info_T *qi;
 
@@ -2306,10 +2487,32 @@
     qi->qf_refcount++;
     qi->qfl_type = qfltype;
     qi->qf_bufnr = INVALID_QFBUFNR;
+
+    qi->qf_lists = qf_alloc_list_stack(n);
+
+    if (qi->qf_lists == NULL)
+    {
+	vim_free(qi);
+	return NULL;
+    }
+
+    qi->qf_maxcount = n;
+
     return qi;
 }
 
 /*
+ * Allocate memory for qf_lists member of qf_info_T struct.
+ * 'actual' is the actual amount of lists that have been allocated for
+ * (only set when function returns sucessfully)
+ */
+    static qf_list_T *
+qf_alloc_list_stack(int n)
+{
+    return ALLOC_CLEAR_MULT(qf_list_T, n);
+}
+
+/*
  * Return the location list stack for window 'wp'.
  * If not present, allocate a location list stack
  */
@@ -2325,7 +2528,9 @@
     ll_free_all(&wp->w_llist_ref);
 
     if (wp->w_llist == NULL)
-	wp->w_llist = qf_alloc_stack(QFLT_LOCATION);	// new location list
+	// new location list
+	wp->w_llist = qf_alloc_stack(QFLT_LOCATION, wp->w_p_lhi);
+
     return wp->w_llist;
 }
 
@@ -2338,7 +2543,7 @@
     static qf_info_T *
 qf_cmd_get_stack(exarg_T *eap, int print_emsg)
 {
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
 
     if (is_loclist_cmd(eap->cmdidx))
     {
@@ -2350,6 +2555,8 @@
 	    return NULL;
 	}
     }
+    if (qi == NULL && print_emsg)
+	emsg(_(e_no_quickfix_stack));
 
     return qi;
 }
@@ -2364,7 +2571,7 @@
     static qf_info_T *
 qf_cmd_get_or_alloc_stack(exarg_T *eap, win_T **pwinp)
 {
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
 
     if (is_loclist_cmd(eap->cmdidx))
     {
@@ -2494,9 +2701,12 @@
     if (qi == NULL)		    // no location list to copy
 	return;
 
-    // allocate a new location list
-    if ((to->w_llist = qf_alloc_stack(QFLT_LOCATION)) == NULL)
+    // allocate a new location list, set size of stack to 'from' window value
+    if ((to->w_llist = qf_alloc_stack(QFLT_LOCATION, from->w_p_lhi)) == NULL)
 	return;
+    else
+	// set 'to' lhi to reflect new value
+	to->w_p_lhi = to->w_llist->qf_maxcount;
 
     to->w_llist->qf_listcount = qi->qf_listcount;
 
@@ -2760,7 +2970,7 @@
     static int
 qflist_valid(win_T *wp, int_u qf_id)
 {
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
     int		i;
 
     if (wp != NULL)
@@ -2768,9 +2978,9 @@
 	if (!win_valid(wp))
 	    return FALSE;
 	qi = GET_LOC_LIST(wp);	    // Location list
-	if (qi == NULL)
-	    return FALSE;
     }
+    if (qi == NULL)
+	return FALSE;
 
     for (i = 0; i < qi->qf_listcount; ++i)
 	if (qi->qf_lists[i].qf_id == qf_id)
@@ -3633,7 +3843,14 @@
     int			retval = OK;
 
     if (qi == NULL)
-	qi = &ql_info;
+    {
+	if (ql_info == NULL)
+	{
+	    emsg(_(e_no_quickfix_stack));
+	    return;
+	}
+	qi = ql_info;
+    }
 
     if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi)))
     {
@@ -4137,7 +4354,7 @@
     int		i;
     qfline_T	*qfp;
     int		idx;
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
     int		found_one = FALSE;
     int		buf_has_flag = wp == NULL ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY;
 
@@ -4149,6 +4366,8 @@
 	    return;
 	qi = wp->w_llist;
     }
+    else if (qi == NULL)
+	return;
 
     for (idx = 0; idx < qi->qf_listcount; ++idx)
     {
@@ -4231,10 +4450,15 @@
     void
 qf_view_result(int split)
 {
-    qf_info_T   *qi = &ql_info;
+    qf_info_T   *qi = ql_info;
 
     if (IS_LL_WINDOW(curwin))
 	qi = GET_LOC_LIST(curwin);
+    else if (qi == NULL)
+    {
+	emsg(_(e_no_quickfix_stack));
+	return;
+    }
 
     if (qf_list_empty(qf_get_curlist(qi)))
     {
@@ -4544,11 +4768,13 @@
      linenr_T
 qf_current_entry(win_T *wp)
 {
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
 
     if (IS_LL_WINDOW(wp))
 	// In the location list window, use the referenced location list
 	qi = wp->w_llist_ref;
+    else if (qi == NULL)
+	return 0;
 
     return qf_get_curlist(qi)->qf_index;
 }
@@ -5230,7 +5456,7 @@
     char_u	*cmd;
     char_u	*enc = NULL;
     win_T	*wp = NULL;
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
     int		res;
     char_u	*au_name = NULL;
     int_u	save_qfid;
@@ -5295,6 +5521,9 @@
 	if (qi == NULL)
 	    goto cleanup;
     }
+    else if (qi == NULL)
+	goto cleanup;
+
     if (res >= 0)
 	qf_list_changed(qf_get_curlist(qi));
 
@@ -5968,7 +6197,7 @@
 {
     char_u	*enc = NULL;
     win_T	*wp = NULL;
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
     char_u	*au_name = NULL;
     int_u	save_qfid = 0;		// init for gcc
     int		res;
@@ -6025,6 +6254,11 @@
 	    return;
 	}
     }
+    else if (qi == NULL)
+    {
+	decr_quickfix_busy();
+	return;
+    }
     if (res >= 0)
 	qf_list_changed(qf_get_curlist(qi));
     save_qfid = qf_get_curlist(qi)->qf_id;
@@ -6953,13 +7187,12 @@
 
     if (qi == NULL)
     {
-	qi = &ql_info;
+	qi = ql_info;
 	if (wp != NULL)
-	{
 	    qi = GET_LOC_LIST(wp);
-	    if (qi == NULL)
-		return FAIL;
-	}
+	if (qi == NULL)
+	    return FAIL;
+
     }
 
     if (eidx < 0)
@@ -7038,7 +7271,7 @@
     if (l == NULL)
 	return FAIL;
 
-    qi = qf_alloc_stack(QFLT_INTERNAL);
+    qi = qf_alloc_stack(QFLT_INTERNAL, 1);
     if (qi != NULL)
     {
 	if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, errorformat,
@@ -7047,7 +7280,8 @@
 	    (void)get_errorlist(qi, NULL, 0, 0, l);
 	    qf_free(&qi->qf_lists[0]);
 	}
-	free(qi);
+
+	qf_free_lists(qi);
     }
     dict_add_list(retdict, "items", l);
     status = OK;
@@ -7365,7 +7599,7 @@
     static int
 qf_get_properties(win_T *wp, dict_T *what, dict_T *retdict)
 {
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
     qf_list_T	*qfl;
     int		status = OK;
     int		qf_idx = INVALID_QFIDX;
@@ -7378,6 +7612,8 @@
 
     if (wp != NULL)
 	qi = GET_LOC_LIST(wp);
+    else if (qi == NULL)
+	return FAIL;
 
     flags = qf_getprop_keys2flags(what, (wp != NULL));
 
@@ -7993,7 +8229,7 @@
     {
 	// If the location list window is open, then create a new empty
 	// location list
-	qf_info_T *new_ll = qf_alloc_stack(QFLT_LOCATION);
+	qf_info_T *new_ll = qf_alloc_stack(QFLT_LOCATION, wp->w_p_lhi);
 
 	if (new_ll != NULL)
 	{
@@ -8023,7 +8259,7 @@
 	char_u	*title,
 	dict_T	*what)
 {
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
     int		retval = OK;
 
     if (wp != NULL)
@@ -8032,6 +8268,11 @@
 	if (qi == NULL)
 	    return FAIL;
     }
+    else if (qi == NULL)
+    {
+	emsg(_(e_no_quickfix_stack));
+	return FAIL;
+    }
 
     if (action == 'f')
     {
@@ -8067,7 +8308,7 @@
 static int mark_quickfix_user_data(qf_info_T *qi, int copyID)
 {
     int abort = FALSE;
-    for (int i = 0; i < LISTCOUNT && !abort; ++i)
+    for (int i = 0; i < qi->qf_maxcount && !abort; ++i)
     {
 	qf_list_T *qfl = &qi->qf_lists[i];
 	if (!qfl->qf_has_user_data)
@@ -8097,7 +8338,7 @@
     typval_T	*ctx;
     callback_T	*cb;
 
-    for (i = 0; i < LISTCOUNT && !abort; ++i)
+    for (i = 0; i < qi->qf_maxcount && !abort; ++i)
     {
 	ctx = qi->qf_lists[i].qf_ctx;
 	if (ctx != NULL && ctx->v_type != VAR_NUMBER
@@ -8122,11 +8363,14 @@
     tabpage_T	*tp;
     win_T	*win;
 
-    abort = mark_quickfix_ctx(&ql_info, copyID);
+    if (ql_info == NULL)
+	return TRUE;
+
+    abort = mark_quickfix_ctx(ql_info, copyID);
     if (abort)
 	return abort;
 
-    abort = mark_quickfix_user_data(&ql_info, copyID);
+    abort = mark_quickfix_user_data(ql_info, copyID);
     if (abort)
 	return abort;
 
@@ -8454,7 +8698,7 @@
     if (qi == NULL)
     {
 	// Allocate a new location list for help text matches
-	if ((qi = qf_alloc_stack(QFLT_LOCATION)) == NULL)
+	if ((qi = qf_alloc_stack(QFLT_LOCATION, 1)) == NULL)
 	    return NULL;
 	*new_ll = TRUE;
     }
@@ -8625,7 +8869,7 @@
     regmatch_T	regmatch;
     char_u	*save_cpo;
     int		save_cpo_allocated;
-    qf_info_T	*qi = &ql_info;
+    qf_info_T	*qi = ql_info;
     int		new_qi = FALSE;
     char_u	*au_name =  NULL;
     char_u	*lang = NULL;
@@ -8652,6 +8896,11 @@
 	if (qi == NULL)
 	    return;
     }
+    else if (qi == NULL)
+    {
+	emsg(_(e_no_quickfix_stack));
+	return;
+    }
 
     // Make 'cpoptions' empty, the 'l' flag should not be used here.
     save_cpo = p_cpo;
diff --git a/src/structs.h b/src/structs.h
index 0baf543..78f0a70 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -276,6 +276,8 @@
 #if defined(FEAT_QUICKFIX)
     int		wo_pvw;
 # define w_p_pvw w_onebuf_opt.wo_pvw	// 'previewwindow'
+    long        wo_lhi;
+# define w_p_lhi w_onebuf_opt.wo_lhi    // 'lhistory'
 #endif
 #ifdef FEAT_RIGHTLEFT
     int		wo_rl;
diff --git a/src/testdir/gen_opt_test.vim b/src/testdir/gen_opt_test.vim
index 8842454..4721477 100644
--- a/src/testdir/gen_opt_test.vim
+++ b/src/testdir/gen_opt_test.vim
@@ -73,6 +73,7 @@
       \		[]],
       \
       "\ number options
+      \ 'chistory': [[1, 2, 10, 50], [1000, -1]],
       \ 'cmdheight': [[1, 2, 10], [-1, 0]],
       \ 'cmdwinheight': [[1, 2, 10], [-1, 0]],
       \ 'columns': [[12, 80, 10000], [-1, 0, 10]],
@@ -83,6 +84,7 @@
       \ 'iminsert': [[0, 1, 2], [-1, 3, 999]],
       \ 'imsearch': [[-1, 0, 1, 2], [-2, 3, 999]],
       \ 'imstyle': [[0, 1], [-1, 2, 999]],
+      \ 'lhistory': [[1, 2, 10, 50], [1000, -1]],
       \ 'lines': [[2, 24, 1000], [-1, 0, 1]],
       \ 'linespace': [[-1, 0, 2, 4, 999], ['']],
       \ 'numberwidth': [[1, 4, 8, 10, 11, 20], [-1, 0, 21]],
diff --git a/src/testdir/test_quickfix.vim b/src/testdir/test_quickfix.vim
index 03fbbee..54e3bb7 100644
--- a/src/testdir/test_quickfix.vim
+++ b/src/testdir/test_quickfix.vim
@@ -43,6 +43,8 @@
     command! -count=1 -nargs=0 Xabove <mods><count>cabove
     command! -count=1 -nargs=0 Xbefore <mods><count>cbefore
     command! -count=1 -nargs=0 Xafter <mods><count>cafter
+    command! -nargs=1 Xsethist <mods>set chistory=<args>
+    command! -nargs=0 Xsethistdefault <mods>set chistory&
     let g:Xgetlist = function('getqflist')
     let g:Xsetlist = function('setqflist')
     call setqflist([], 'f')
@@ -80,6 +82,9 @@
     command! -count=1 -nargs=0 Xabove <mods><count>labove
     command! -count=1 -nargs=0 Xbefore <mods><count>lbefore
     command! -count=1 -nargs=0 Xafter <mods><count>lafter
+    command! -nargs=1 Xsethist <mods>set lhistory=<args>
+    command! -nargs=1 Xsetlocalhist <mods>setlocal lhistory=<args>
+    command! -nargs=0 Xsethistdefault <mods>set lhistory&
     let g:Xgetlist = function('getloclist', [0])
     let g:Xsetlist = function('setloclist', [0])
     call setloclist(0, [], 'f')
@@ -6718,6 +6723,174 @@
   call Xtest_hardlink_fname('l')
 endfunc
 
+" Test for checking if correct number of tests are deleted
+" and current list stays the same after setting Xhistory
+" to a smaller number. Do roughly the same for growing the stack.
+func Xtest_resize_list_stack(cchar)
+  call s:setup_commands(a:cchar)
+  Xsethist 100
+
+  for i in range(1, 100)
+    Xexpr string(i)
+  endfor
+  Xopen
+  call assert_equal(g:Xgetlist({'nr': '$'}).nr, 100)
+  call assert_equal("|| 100", getline(1))
+  Xsethist 8
+  call assert_equal("|| 100", getline(1))
+  Xolder 5
+  call assert_equal("|| 95", getline(1))
+  Xsethist 6
+  call assert_equal("|| 95", getline(1))
+  Xsethist 1
+  call assert_equal("|| 100", getline(1))
+
+  " grow array again
+  Xsethist 100
+  for i in range(1, 99)
+    Xexpr string(i)
+  endfor
+  call assert_equal("|| 99", getline(1))
+  Xolder 99
+  call assert_equal("|| 100", getline(1))
+
+  Xsethistdefault
+endfunc
+
+func Test_resize_list_stack()
+  call Xtest_resize_list_stack('c')
+  call Xtest_resize_list_stack('l')
+endfunc
+
+" Test to check if order of lists is from
+" oldest at the bottom to newest at the top
+func Xtest_Xhistory_check_order(cchar)
+
+  Xsethist 100
+
+  for i in range(1, 100)
+    Xexpr string(i)
+  endfor
+
+  Xopen
+  for i in range(100, 1, -1)
+    let l:ret = assert_equal("|| " .. i, getline(1))
+
+    if ret == 1 || i == 1
+      break
+    endif
+    Xolder
+  endfor
+
+  for i in range(1, 50)
+    Xexpr string(i)
+  endfor
+
+  for i in range(50, 1, -1)
+    let l:ret = assert_equal("|| " .. i, getline(1))
+
+    if ret == 1 || i == 50
+      break
+    endif
+    Xolder
+  endfor
+
+  for i in range(50, 1, -1)
+    let l:ret = assert_equal("|| " .. i, getline(1))
+
+    if ret == 1 || i == 50
+      break
+    endif
+    Xolder
+  endfor
+
+  Xsethistdefault
+endfunc
+
+func Test_set_history_to_check_order()
+  call Xtest_Xhistory_check_order('c')
+  call Xtest_Xhistory_check_order('l')
+endfunc
+
+" Check if 'lhistory' is the same between the location list window
+" and associated normal window
+func Test_win_and_loc_synced()
+  new
+  set lhistory=2
+  lexpr "Text"
+  lopen
+
+  " check if lhistory is synced when modified inside the
+  " location list window
+  setlocal lhistory=1
+  wincmd k
+  call assert_equal(&lhistory, 1)
+
+  " check if lhistory is synced when modified inside the
+  " normal window
+  setlocal lhistory=10
+  lopen
+  call assert_equal(&lhistory, 10)
+
+  wincmd k
+  lclose
+  wincmd q
+
+  set lhistory&
+endfunc
+
+" Test if setting the lhistory of one window doesn't affect the other
+func Test_two_win_are_independent_of_history()
+  setlocal lhistory=10
+  new
+  setlocal lhistory=20
+  wincmd  w
+  call assert_equal(&lhistory, 10)
+  wincmd w
+  wincmd q
+
+  set lhistory&
+endfunc
+
+" Test if lhistory is copied over to a new window
+func Test_lhistory_copied_over()
+  setlocal lhistory=3
+  split
+  call assert_equal(&lhistory, 3)
+  wincmd q
+
+  set lhistory&
+endfunc
+
+" Test if error occurs when given invalid history number
+func Xtest_invalid_history_num(cchar)
+  call s:setup_commands(a:cchar)
+
+  call assert_fails('Xsethist -10000', "E1542:")
+  call assert_fails('Xsethist 10000', "E1543:")
+  Xsethistdefault
+endfunc
+
+func Test_invalid_history_num()
+  call Xtest_invalid_history_num('c')
+  call Xtest_invalid_history_num('l')
+endfunc
+
+" Test if chistory and lhistory don't affect each other
+func Test_chi_and_lhi_are_independent()
+  set chistory=100
+  set lhistory=100
+
+  set chistory=10
+  call assert_equal(&lhistory, 100)
+
+  set lhistory=1
+  call assert_equal(&chistory, 10)
+
+  set chistory&
+  set lhistory&
+endfunc
+
 func Test_quickfix_close_buffer_crash()
   new
   lexpr 'test' | lopen
diff --git a/src/version.c b/src/version.c
index bab345d..6f9ae4b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1283,
+/**/
     1282,
 /**/
     1281,