extern(C++) void foo(Args...)(Args args)
{
}
alias foo!() foov;
// is:_ZN10__T3fooTiZ3fooEu3B1i should be:_ZN10__T3fooTiZ3fooEi
alias foo!(int) fooi;
// is:_ZN8__T3fooZ3fooEu2B0 should be:_ZN8__T3fooZ3fooEv
---
Argument tuples are not expanded and are outputted by
Type::toCppMangle as vendor extension.