Classes on stack

[Redwan]

On Thursday, 1 September 2022 at 12:00:40 UTC, bauss wrote:
> On Thursday, 1 September 2022 at 11:17:20 UTC, Redwan wrote:
>> On Thursday, 1 September 2022 at 11:06:31 UTC, bauss wrote:
>>> On Thursday, 1 September 2022 at 10:51:44 UTC, Redwan wrote:
>>>> On Thursday, 1 September 2022 at 10:21:32 UTC, rikki 
>>>> cattermole wrote:
>>>>>
>>>>> On 01/09/2022 10:13 PM, Redwan wrote:
>>>>>> if it's for GC, how to completely disable gc? I don't Wan 
>>>>>> use it at all. I searched for a compiler command line 
>>>>>> disabling for gc but not found. GC.disable() is ugly way I 
>>>>>> think.
>>>>>
>>>>> As long as you want to use things like classes and Phobos, 
>>>>> you're stuck with the GC being linked in and active at some 
>>>>> point in the lifetime of your process.
>>>>>
>>>>> D's runtime includes a lot of infrastructure such as 
>>>>> threading that is initialized before your main ever 
>>>>> executes.
>>>>>
>>>>> You can limit the GC activity by things like GC.disable, 
>>>>> but its still linked in and in use at some point in time.
>>>>>
>>>>> D's GC is your friend, if you don't allocate it won't 
>>>>> attempt to collect unless you want it to.
>>>>
>>>> well I know it's my friend, but we're just friend :) I don't 
>>>> want to use it because it's uses alot of heap and I don't 
>>>> like it. my case is special and all of heap usages needs to 
>>>> be done by me. so I want to do something to avoid this 
>>>> dynamic and runtime linkages and etc and be pure and in my 
>>>> hand. definitely it must be some flags or configurations to 
>>>> disable this stuff for a system language. am I right?
>>>
>>> I already gave you the solution one message above; betterC (A 
>>> subset of D) is what you want.
>>
>> yes sorry, I saw and I was reading about it, thank you.
>>
>> as I found, I can't use some important features in betterC. 
>> like classes. but I need them.
>
> Are you sure you need classes and can't do with structs?

I need inheritance and other OOP concepts and template features. 
does D's struct support them? as I found, No.