msvcp90: in codecvt<wchar_t>::do_out, copy local buffer to *to_next

[Piotr Caban]

On 10/10/12 19:42, Daniel Lehman wrote:
+            memcpy_s(*to_next, MB_LEN_MAX, buf, size);

You may use memory after to_end in this code. to_next buffer size
should be probably following:
memcpy_s(*to_next, to_end-to_next, buf, size);

Cheers,
Piotr