[Cython] C -- Variable-sized array on stack?

[Jason Evans]

Dag Sverre Seljebotn wrote:
> Will I get away with code like this in Cython?
> 
> void foo(int n) {
>    int stack[n];
>    ...
> }
> 
> I.e. what C language level are we targeting exactly? Also, does the 
> above cause a proper stack allocation?

I think this is a C99 feature that happens to be part of gnu89 as well. 
  I seem to recall that MSVC++ does not support the feature, which is an 
important consideration here.

Jason