1 files changed, 5 insertions, 0 deletions

diff --git a/src/w32select.c b/src/w32select.c
index 6533f4b660d..940cce35772 100644
--- a/src/w32select.c
+++ b/src/w32select.c
@@ -212,6 +212,11 @@ DEFUN ("w32-set-clipboard-data", Fw32_set_clipboard_data,
           }
         coding.src_multibyte = 1;
         coding.dst_multibyte = 0;
+        /* Need to set COMPOSITION_DISABLED, otherwise Emacs crashes in
+           encode_coding_iso2022 trying to dereference a null pointer.  */
+        coding.composing = COMPOSITION_DISABLED;
+        if (coding.type == coding_type_iso2022)
+          coding.flags |= CODING_FLAG_ISO_SAFE;
         Vnext_selection_coding_system = Qnil;
         coding.mode |= CODING_MODE_LAST_BLOCK;
         bufsize = encoding_buffer_size (&coding, nbytes);