diff options
Diffstat (limited to 'transcode.c')
-rw-r--r-- | transcode.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/transcode.c b/transcode.c index adc72a19d7..dadb57b90d 100644 --- a/transcode.c +++ b/transcode.c @@ -2805,7 +2805,12 @@ rb_str_encode(VALUE str, VALUE to, int ecflags, VALUE ecopts) int encidx = str_transcode0(argc, argv, &newstr, ecflags, ecopts); if (encidx < 0) return rb_str_dup(str); - RBASIC(newstr)->klass = rb_obj_class(str); + if (newstr == str) { + newstr = rb_str_dup(str); + } + else { + RBASIC(newstr)->klass = rb_obj_class(str); + } return str_encode_associate(newstr, encidx); } |