Oops I attached a diff without the ChangeLog. Attach again. -- Regards, Tim Shen -------------- next part -------------- A non-text attachment was scrubbed... Name: b.diff Type: text/x-patch Size: 2317 bytes Desc: not available URL: <http://gcc.gnu.org/pipermail/libstdc++/attachments/20170211/7c6044a6/attachment.bin>