[Issue 21775] std.typecons.RefCounted, std.container.array.Array, & similar structs that manage their own memory do not need to be scanned unless GC-allocated memory is reachable through them

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21775

Iain Buclaw <ibuclaw at gdcproject.org> changed:

           What    |Removed                     |Added
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           Priority|P1                          |P4

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