patch 9.0.0634: evaluating "expr" options has more overhead than needed Commit: https://github.com/vim/vim/commit/a4e0b9785e409e9e660171cea76dfcc5fdafad9b Author: Bram Moolenaar <Bram@vim.org> Date: Sat Oct 1 19:43:52 2022 +0100 patch 9.0.0634: evaluating "expr" options has more overhead than needed Problem: Evaluating "expr" options has more overhead than needed. Solution: Use call_simple_func() for 'foldtext', 'includeexpr', 'printexpr', "expr" of 'spellsuggest', 'diffexpr', 'patchexpr', 'balloonexpr', 'formatexpr', 'indentexpr' and 'charconvert'.

--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -5778,7 +5778,7 @@ ex_colorscheme(exarg_T *eap)
 	if (expr != NULL)
 	{
 	    ++emsg_off;
-	    p = eval_to_string(expr, FALSE);
+	    p = eval_to_string(expr, FALSE, FALSE);
 	    --emsg_off;
 	    vim_free(expr);
 	}