compiled code file size

deadalnix deadalnix at gmail.com
Sat Sep 21 04:11:07 PDT 2013


On Saturday, 21 September 2013 at 10:53:17 UTC, Peter Alexander 
wrote:
> On Saturday, 21 September 2013 at 10:29:35 UTC, Dicebot wrote:
>> Lot of code bloat comes from stuff which is unnecessary in the 
>> big picture but compiler has to means to decide it during 
>> compilation. There is no real reason why
>>
>> `[1, 2, 3].map!(a => a*2)().reduce!((a, b) => a + b)(0)`
>>
>> can't be reduce to single loop and inlined, leaving no traces 
>> of actual std.algorithm usage.
>
> There's no theoretical reason, but plenty of practical reasons. 
> bearophile linked to a talk by Chandler Carruth that explains 
> the difficulties encountered by inlining optimisers.

Either you are confusing with me ( 
http://forum.dlang.org/thread/mvbqiwajntrivndylelw@forum.dlang.org?page=8#post-mqcwjbgxildixehsxthe:40forum.dlang.org 
) or I missed that post by bearophile.

Also, Dicebot have some very good points. Function can't be 
stripped from the executable if they are exported by default.


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