[Cython] (no subject)

[Dan Gindikin]

Sven Berkvens-Matthijsse <sven at ...> writes:
> 
> > Hi,
> 
> Hello,
> 
> > does anyone know how to get rid of all the "dereferencing
> > type-punned pointer will break strict-aliasing rules" warnings that
> > I see in the tests? I mean, except by switching them off on the gcc
> > command line or passing "-fno-strict-aliasing". :)
> 

I think you really need "-fno-strict-aliasing". I've seen "cdef class"
inheritance break without it: the vtable of class method pointers gets screwed up
between base and derived classes, and you end up calling the wrong functions.