On the D Blog--Symphony of Destruction: Structs, Classes, and the GC

[apz28]

On Thursday, 18 March 2021 at 12:55:17 UTC, Mike Parker wrote:
> On Thursday, 18 March 2021 at 12:27:56 UTC, Petar Kirov 
> [ZombineDev] wrote:
>
>>
>> Just implementation deficiency. I think it is fixable with 
>> some refactoring of the GC pipeline. One approach would be, 
>> (similar to other language implementations - see below), that 
>> GC-allocated objects with destructors should be placed on a 
>> queue and their destructors be called when the GC has finished 
>> the collection. Afterwards, the GC can release their memory 
>> during the next collection.

This need to improve which allow to call free memory in destructor
For realloc..., when size = 0, it needs to call free....

https://github.com/dlang/druntime/blob/3a32cc0305d4dd066f719d4c2df97337c86ea7ff/src/core/internal/gc/impl/conservative/gc.d#L444

vs

https://github.com/dlang/druntime/blob/3a32cc0305d4dd066f719d4c2df97337c86ea7ff/src/core/internal/gc/impl/conservative/gc.d#L678