2635 		&& argvars[0].vval.v_string != NULL  in non_zero_arg()
2636 		&& *argvars[0].vval.v_string != NUL));  in non_zero_arg()
2665 	    rettv->vval.v_string = NULL;  in f_balloon_gettext()
2667 	    rettv->vval.v_string = vim_strsave(balloonEval->msg);  in f_balloon_gettext()
2800 	func = argvars[0].vval.v_string;  in f_call()
3202 	    n = argvars[0].vval.v_string == NULL  in f_empty()
3203 					  || *argvars[0].vval.v_string == NUL;  in f_empty()
3324     rettv->vval.v_string = vim_strsave_escaped(tv_get_string(&argvars[0]),  in f_escape()
3471     rettv->vval.v_string = NULL;  in execute_common()
3542 	rettv->vval.v_string = redir_execute_ga.ga_data;  in execute_common()
3547 	rettv->vval.v_string = NULL;  in execute_common()
3705 	    rettv->vval.v_string = result;  in f_expand()
3721 		rettv->vval.v_string = ExpandOne(&xpc, s, NULL,  in f_expand()
3734 	    rettv->vval.v_string = NULL;  in f_expand()
3770     rettv->vval.v_string = cmdstr;  in f_expandcmd()
3892     rettv->vval.v_string = vim_strsave_fnameescape(  in f_fnameescape()
3934 	s = argvars[0].vval.v_string;  in common_function()
4125 	    rettv->vval.v_string = name;  in common_function()
4239 	    fref_pt.pt_name = argvars[0].vval.v_string;  in f_get()
4253 		    rettv->vval.v_string = NULL;  in f_get()
4256 		    rettv->vval.v_string = vim_strsave(n);  in f_get()
4258 			func_ref(rettv->vval.v_string);  in f_get()
4478     rettv->vval.v_string = p;  in f_getenv()
4489     rettv->vval.v_string = NULL;  in f_getfontname()
4516 	rettv->vval.v_string = gui_mch_get_fontname(font, name);  in f_getfontname()
4680 	rettv->vval.v_string = get_reg_contents(regname,  in f_getreg()
4710 	    rettv->vval.v_string = NULL;  in f_getregtype()
4734     rettv->vval.v_string = vim_strsave(buf);  in f_getregtype()
4771 	    || argvars[0].vval.v_string == NULL  in f_gettext()
4772 	    || *argvars[0].vval.v_string == NUL)  in f_gettext()
4779 	rettv->vval.v_string = vim_strsave(  in f_gettext()
4780 					(char_u *)_(argvars[0].vval.v_string));  in f_gettext()
6294     rettv->vval.v_string = vim_strsave(hostname);  in f_hostname()
6428 	    rettv->vval.v_string = vim_strsave(IObuff);  in f_inputdialog()
6434 		rettv->vval.v_string = vim_strsave(  in f_inputdialog()
6437 		rettv->vval.v_string = NULL;  in f_inputdialog()
6694 	rettv->vval.v_string = NULL;  in libcall_common()
6711 	    string_in = argvars[2].vval.v_string;  in libcall_common()
6718 	    rettv->vval.v_string = NULL;  in libcall_common()
6719 	    string_result = &rettv->vval.v_string;  in libcall_common()
6721 	if (mch_libcall(argvars[0].vval.v_string,  in libcall_common()
6722 			     argvars[1].vval.v_string,  in libcall_common()
6899 	rettv->vval.v_string = NULL;  in find_some_match()
7020 		vim_free(li1->li_tv.vval.v_string);  in find_some_match()
7021 		li1->li_tv.vval.v_string = vim_strnsave(regmatch.startp[0],  in find_some_match()
7056 		    rettv->vval.v_string = vim_strnsave(regmatch.startp[0],  in find_some_match()
7258     argvars[0].vval.v_string = name;  in mzscheme_call_vim()
7320     rettv->vval.v_string = vim_strsave(buf);  in f_nr2char()
7395     rettv->vval.v_string = NULL;  in f_printf()
7409 	    rettv->vval.v_string = s;  in f_printf()
7855     rettv->vval.v_string = vim_strsave(buf);  in return_register()
7928 	rettv->vval.v_string = NULL;  in f_repeat()
7943 	rettv->vval.v_string = r;  in f_repeat()
8312     rettv->vval.v_string = NULL;  in f_screenstring()
8337     rettv->vval.v_string = vim_strsave(buf);  in f_screenstring()
9180     rettv->vval.v_string = vim_strsave(  in f_sha256()
9200     rettv->vval.v_string = vim_strsave_shellescape(  in f_shellescape()
9246     rettv->vval.v_string = eval_soundfold(s);  in f_soundfold()
9248     rettv->vval.v_string = vim_strsave(s);  in f_soundfold()
9411 		li->li_tv.vval.v_string = str;  in f_spellsuggest()
9533 	rettv->vval.v_string = reg_submatch(no);  in f_submatch()
9575 	rettv->vval.v_string = NULL;  in f_substitute()
9577 	rettv->vval.v_string = do_string_sub(str, pat, sub, expr, flg);  in f_substitute()
9609 	rettv->vval.v_string = NULL;  in f_swapname()
9611 	rettv->vval.v_string = vim_strsave(buf->b_ml.ml_mfp->mf_fname);  in f_swapname()
9742     rettv->vval.v_string = p;  in f_synIDattr()
10033     rettv->vval.v_string = vim_strsave(str);  in f_visualmode()
10059     rettv->vval.v_string = vim_strsave((char_u *)windowsVersion);  in f_windowsversion()