D on quora ...

[Paulo Pinto]

On Monday, 16 October 2017 at 16:11:05 UTC, Ola Fosheim Grøstad 
wrote:
> On Monday, 16 October 2017 at 14:24:57 UTC, Paulo Pinto wrote:
>> On Monday, 16 October 2017 at 14:14:50 UTC, Ola Fosheim 
>> Grøstad wrote:
>>> On Monday, 16 October 2017 at 13:49:50 UTC, Atila Neves wrote:
>>>> A std::shared_ptr going out of scope can pause the program 
>>>> for just as long as a GC mark-and-sweep.
>>>
>>> I don't use shared_ptr much, but why would a single 
>>> shared_ptr be that slow?
>>
>> Cascade deletion of nested data structures, with the 
>> possibility of causing stack overflow.
>
> Cascaded deletion? That's far more than a shared_ptr… Nobody 
> does that in real code, unless they are prototyping.

You would be amazed what real code on Fortune 500's looks like, 
specially if it comes from offshored projects.