Re: [Cython] Some more optimisations

Stefan Behnel wrote:
> Hi,
> 
> Martin C. Martin wrote:
>> Stefan Behnel wrote:
>>
>>> One thing I'm not sure about is how to propagate undeclared function
>>> result
>>> types. If we can figure out what type a function has, we can use that
>>> type.
>>> But the function might be declared later in the code, so we wouldn't
>>> have that
>>> information early enough. I think that's where two passed are required.
>> I think you're absolutely right, and that's the standard answer to this.
> 
> Now that I give it another thought, there's one very ugly thing to deal with.
> Imagine this:
> 
>   cdef f1(a):
>       d = f2(a)
>       d[1] = 1
>       return d
> 
>   cdef f2(a):
>       d = f3(a)
>       d[2] = 2
>       return d
> 
>   cdef f3(a):