Can we just have struct inheritence already?

[Walter Bright]

On 6/13/2019 12:51 PM, Timon Gehr wrote:
> On 13.06.19 21:44, Walter Bright wrote:
>> On 6/13/2019 4:30 AM, Timon Gehr wrote:
>>> Yes. IMHO this shouldn't be a @safe pure operation.
>>
>> D regards converting a pointer to an int as safe, but not the other way around.
> 
> I know, and that is fine, but casting a pointer to int is not pure. It glances 
> into the global state maintained by the memory allocator.

We had a discussion a while back about whether allocating memory via new was 
pure or not, since a different value was produced each time. We eventually took 
the pragmatic route that pure functions would be next to useless if this was not 
allowed.