is(some template instantiation) is true, but the actual instantiation fails

[Adrian Matoga via Digitalmars-d-learn]

On Saturday, 30 January 2016 at 00:16:21 UTC, Ali Çehreli wrote:
> > https://issues.dlang.org/show_bug.cgi?id=15623
>
> As I noted on the bug report, they are work when moved from 
> module scope to inside a function (e.g. main()). At least 
> there's that workaround...
>
> Ali

Thanks a lot! Now I can continue my work. :)