diff options
Diffstat (limited to 'encoding.c')
-rw-r--r-- | encoding.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/encoding.c b/encoding.c index 15a0687281..b64688e0f5 100644 --- a/encoding.c +++ b/encoding.c @@ -613,6 +613,8 @@ void rb_enc_associate_index(VALUE obj, int idx) { enc_check_capable(obj); + if (rb_enc_get_index(obj) == idx) + return; if (!ENC_CODERANGE_ASCIIONLY(obj) || !rb_enc_asciicompat(rb_enc_from_index(idx))) { ENC_CODERANGE_CLEAR(obj); |