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 9002a1f17f..5e8412a026 100644 --- a/encoding.c +++ b/encoding.c @@ -876,6 +876,8 @@ enc_compatible_p(VALUE klass, VALUE str1, VALUE str2) { rb_encoding *enc; + if (enc_check_encoding(str1) > 0 || enc_check_encoding(str2) > 0) + rb_raise(rb_eTypeError, "wrong argument type Encoding (expected String)"); if (!enc_capable(str1)) return Qnil; if (!enc_capable(str2)) return Qnil; enc = rb_enc_compatible(str1, str2); |