...char operation, LeftExpr, RightExpr, int dummy=0) {
    typedef int isExpr; // workaround because is() doesn't...

...now always generated for enum, struct, and typedef's, to enable more thorough rtti.

So...

...Etest{
  a,b,c,d
}

typedef int testi = 10;
typedef Test Test2;

void main(){
  assert...

...with void* :/

A workaround is to do:
typedef void* WindowPeer_;
alias WindowPeer_ WindowPeer;

This is...

...your code, you've not used a typedef (I would usually define IBaseFilter_ptr) this...

...asserts when run: to fix it, change "typedef" to "alias", matching the
change made to...

...The spec gives promotion rules for when typedef'd values are combined by arithmetical or...

...to think that, given

    typedef int qwert;
    typedef qwert yuiop;
    typedef qwert asdfg;

that the...

...is a typedef and the other is the base type of that typedef, the result...

...no yielding. spin_mutex is now a typedef
  for spin_mutex_no_yield. The old...