summaryrefslogtreecommitdiff
path: root/encoding.c
diff options
context:
space:
mode:
Diffstat (limited to 'encoding.c')
-rw-r--r--encoding.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/encoding.c b/encoding.c
index 78887de730..35130a6aaa 100644
--- a/encoding.c
+++ b/encoding.c
@@ -1011,7 +1011,8 @@ rb_enc_default_external(void)
*
* Returns default external encoding.
*
- * It is initialized by the locale or -E option.
+ * It is initialized by the locale or -E option,
+ * and can't be modified after that.
*/
static VALUE
get_default_external(VALUE klass)