[julia-users] 0.4: calling promote_type in creating type no longer works

[Sheehan Olver]

The following line code works in 0.3 and not 0.4.  Is this a bug or should 
this be done differently now?

*abstract AbstractFoo{T}*

*immutable Foo{T,V} <: AbstractFoo{promote_type(T,V)} end*