btdu - a sampling disk usage profiler for btrfs (written in D)
Ola Fosheim Grostad
ola.fosheim.grostad at gmail.com
Fri Nov 27 12:06:57 UTC 2020
On Friday, 27 November 2020 at 12:00:40 UTC, Ola Fosheim Grostad
> You can view ARC as a borrowchecker. If the ARC optimizer
> succeeds globally then all acquire/release can be omitted for
> that type (or that call graph path).
> The problem is interior pointers which would require fat
> pointers or borrowchecker...
> But again you could rewrite those fat pointers if ARC
> optimization is highly successful (if the code validates like
> it would for a borrow
Sadly, templated types that depend on struct size and field
offsets could be a problem for such rewrites... So the compiler
would have to annotate structs with dependencies...
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