Blog post: PGO: Optimizing D's virtual calls

[Johan Engelen via Digitalmars-d-announce]

On Wednesday, 13 April 2016 at 11:34:26 UTC, Johan Engelen wrote:
> Hi all,
>   I've written an article about how I implemented 
> profile-guided optimization (PGO) of virtual calls to direct 
> calls (a micro-micro-optimization, expected performance gain of 
> just a few percent if any!).

I've updated the article with performance measurements of just 
the D code of LDC: the improvement with PGO is about 7% !