[Issue 10323] getAMDcacheinfo needlessly allocates

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=10323



--- Comment #4 from Steven Schveighoffer <schveiguy at yahoo.com> 2013-06-10 13:32:46 PDT ---
(In reply to comment #3)
> thinking some more about that data segment thing, maybe that won't work either
> because ~= would try to find gc info, to check capacity, that doesn't exist
> there. But I'm sure that can be worked around, the literal could perhaps write
> out a dummy gc info block before the array informing append that it has zero
> extra capacity.

The runtime can detect when it's not dealing with non-GC memory (think about
appending to stack data).

Appending would simply allocate a new GC block.

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