[Issue 18899] destroy is inefficient for small structs

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18899

--- Comment #5 from Steven Schveighoffer <schveiguy at yahoo.com> ---
(In reply to Manu from comment #4)
> Yes, that's what I'm saying :) ... you're not happy with memcpy, do want
> element-copy?

It's more that I want to copy the one int that is in the struct than call an
opaque function, no matter how great that function is implemented.

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