GC, memory leaks and 32/64 bit

[Rob T]

On Tuesday, 12 March 2013 at 20:29:58 UTC, Marco Leise wrote:
> Am Tue, 12 Mar 2013 21:08:01 +0100
> schrieb "Rob T" <alanb at ucora.com>:
>
>> It should be a plugin so that components like an alternate GC 
>> can be swapped in and out easily. I hope once shared lib 
>> support becomes available we'll finally see plugins introduced 
>> into dmd.
>> 
>> --rt
>
> Well, you can already today set a proxy for the GC. This
> mainly to disable a DLLs GC and make it foward everything to
> the main executable's GC, but you can use for other purposes.
> It just means an additional indirect function call for every
> GC method call.
> An alternative is to override all of the exported GC C
> functions with your own implementations, so that the linker
> will prefer the versions found in your code rather than the
> ones in Phobos. But this doesn't allow swapping at runtime.

I don't think you'd want to swap a GC during runtime anyway, but 
who knows, so having that ability is probably better than not 
having it.

Do you know if there are instructions posted somewhere on how to 
override or proxy the GC?

--rt