Compiler hints, inlining and syntax consistency

[bearophile]

Ola Fosheim Grøstad:

> @warningonuse "some text"
>
> length() @warningonuse "in this class the length-function is 
> O(n), consider xyz instead"
>
> The "@warningonuse" keyword enables text editors to emit 
> symbols on the side of the text with helpful warnings about 
> possible bottlenecks when using libraries.

A @warningonuse("some text") used for editors is just a 
convention, it needs no language changes.

Bye,
bearophile