[Issue 5650] A RedBlackTree performance problem

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=5650



--- Comment #13 from Steven Schveighoffer <schveiguy at yahoo.com> 2012-04-27 03:29:07 PDT ---
(In reply to comment #12)
> With "scope(success) ++_length" in RBTree._add
> the property calls are not inlined.

Gr... I hate how dmd makes poor decisions about inlining and then won't let you
force the issue...

Your optimization ignores the multiple option, it will have to be fixed.

> Then new RBTree!Elem allocates 33 bytes spending lots of time and space
> for the unused 31 bytes.

This will be fixed when allocators are added.  I think we can hold off on this
optimization.

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