[svn r341] Fix all regressions between [332] and [340]: - fixed assert on empty catch body - fixed(?) typedefed classes in catch specification - fixed assert with catchall Added some documentation.

module comma;

void main()
{
    int i=0,j=0;
    for (; i<10; i++,j++)
    {
    }
    assert(i == 10);
    assert(j == 10);
}