1 files changed, 4 insertions, 1 deletions
@@ -952,7 +952,10 @@ strio_ungetc(VALUE self, VALUE c)
 enc = rb_enc_get(ptr->string);
 len = rb_enc_codelen(cc, enc);
-	if (len <= 0) rb_enc_uint_chr(cc, enc);
 rb_enc_mbcput(cc, buf, enc);
 return strio_unget_bytes(ptr, buf, len);
 }