@ -4630,7 +4630,7 @@ rb_str_include_range_p(VALUE beg, VALUE end, VALUE val, VALUE exclusive)
if (ISASCII(b) && ISASCII(e) && ISASCII(v)) {
if (b <= v && v < e) return Qtrue;
return RBOOL(!RTEST(exclusive) && v == e);
}