MFC r293855: Avoid reading pass the end of the source buffer when it is not NUL terminated. If this buffer is adjacent to an unmapped page or a version of C with bounds checked is used this may result in a crash. PR: 206177 Submitted by: Alexander Cherepanov <cherepan@mccme.ru>
stable/10/
stable/10/lib/libc/string/wcsncat.c