DIP56 Provide pragma to control function inlining

[Francesco Cattoglio]

On Sunday, 23 February 2014 at 21:55:11 UTC, Walter Bright wrote:
> On 2/23/2014 1:32 PM, Francesco Cattoglio wrote:
>> [...]
>
> I addressed these three messages in another reply to Dmitry.

Read that, and you do make a point. I am no expert on 
optimization, but as far as I could tell, inlining is usually the 
easiest and most rewarding of the optimizations one can do. I 
know you kind of hate warnings, but perhaps we could at least get 
a warning if something cannot be inlined?