D street cred: Just a thought

[Moritz Maxeiner via Digitalmars-d]

On Sunday, 5 March 2017 at 05:45:19 UTC, Ilya Yaroshenko wrote:
> On Saturday, 4 March 2017 at 16:43:21 UTC, Moritz Maxeiner [...]
>
>> This doesn't mean I'm happy with druntime and phobos, though.
>
> Yep. Additions to std.range like orElse will make idiomatic 
> Phobos code slower then C++ and Scala. It is not clear when you 
> do a benchmark for single implementation, but idiomatic 
> combinations of D Ranges will became slow.
>

Sorry for the double post, I missed this section in my earlier 
reply.
Could you elaborate on why that is (probable another link to a 
discussion I missed xD )?