[x265] Catch exceptions in main()?

[SF Markus Elfring]

Hello,

I expect that exception handling is usually supported by a C++ program.
I wonder why your function "main" does not contain corresponding try and catch
instructions so far.
https://bitbucket.org/multicoreware/x265/src/d11de33521cf/source/x265.cpp#cl-481

How do you think about descriptions from software developers like the following?
- Matthew Wilson
  http://accu.org/index.php/journals/1706

- Danny Kalev
  http://www.informit.com/guides/content.aspx?g=cplusplus&seqNum=108

Regards,
Markus