updated for version 7.4.166
Problem:    Auto-loading a function for code that won't be executed.
Solution:   Do not auto-load when evaluation is off. (Yasuhiro Matsumoto)
diff --git a/src/eval.c b/src/eval.c
index 3786adf..65a947b 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -5159,7 +5159,7 @@
 	    {
 		/* If "s" is the name of a variable of type VAR_FUNC
 		 * use its contents. */
-		s = deref_func_name(s, &len, FALSE);
+		s = deref_func_name(s, &len, !evaluate);
 
 		/* Invoke the function. */
 		ret = get_func_tv(s, len, rettv, arg,
diff --git a/src/version.c b/src/version.c
index 821feb9..3e6282a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -739,6 +739,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    166,
+/**/
     165,
 /**/
     164,