alias template bug?

[Andrew Sutton]

>> I just updated to GCC from trunk (r192711) and started getting some
>> peculiar errors. In particular, GCC seems to believe that sizeof(T) is
>> no longer a constant when used as an argument to an alias template.
>
> I think Jakub just fixed that one an hour ago or so.

And committed the changes? I just updated (r192742) and am getting the
same errors. Are these the relevant bug reports?

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54912
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54859

Andrew