On Sat, Jan 25, 2014 at 07:07:32PM +0100, Gábor Lehel wrote: > If you wanted to pass an unboxed closure without indirection though, like > `fn foo<T: Fn<U, R>>(x: T)`, then you would have to explicitly dereference > the closure, i.e. `foo(*|u| r)` (which might be OK).
Why would you want to do that? There is no advantage to doing so; the ABI will almost certainly reintroduce indirection anyhow. > The basic problem is that there's a zoo of closure types: > http://glaebhoerl.tumblr.com/rust_closure_types (I will be referring to > things from this in the following!) No time to write a long response here just now, but this is a very nice writeup, thanks. Niko _______________________________________________ Rust-dev mailing list [email protected] https://mail.mozilla.org/listinfo/rust-dev
