[Patch] include <bits/functexcept.h> in <variant>

[Tim Shen]

On some platforms the compiler complains about __try and __catch not
defined. I hope <bits/functexcept.h> is the right thing to include.

I'm bootstrapping the compiler under x86_64-linux-gnu, but it shouldn't fail.

Thanks!


-- 
Regards,
Tim Shen
-------------- next part --------------
A non-text attachment was scrubbed...
Name: a.diff
Type: application/octet-stream
Size: 684 bytes
Desc: not available
URL: <http://gcc.gnu.org/pipermail/libstdc++/attachments/20161014/c09ed5fb/attachment.obj>