* io.c (rb_io_init_copy): copy encs.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18822 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/io.c b/io.c
index c6abc43b10..9e919c0759 100644
--- a/io.c
+++ b/io.c
@@ -5075,6 +5075,7 @@ rb_io_init_copy(VALUE dest, VALUE io)
 
     /* copy rb_io_t structure */
     fptr->mode = orig->mode & ~FMODE_PREP;
+    fptr->encs = orig->encs;
     fptr->pid = orig->pid;
     fptr->lineno = orig->lineno;
     if (!NIL_P(orig->pathv)) fptr->pathv = orig->pathv;