diff options
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -7024,6 +7024,10 @@ io_encoding_set(rb_io_t *fptr, VALUE v1, VALUE v2, VALUE opt) } else enc = rb_to_encoding(v2); + if (enc == enc2) { + /* Special case - "-" => no transcoding */ + enc2 = NULL; + } } else enc = rb_to_encoding(v2); |