D: pay for what you use?

[Rel]

On Thursday, 13 February 2014 at 17:14:05 UTC, Adam D. Ruppe 
wrote:
> Don't implement _d_throw in druntime and they won't link. I'm 
> pretty sure the tables are still generated but they won't be 
> used (and are pretty small anyway.

Maybe I'm too pedantic about my code, but I don't want to have 
useless tables in data sections. Sadly on practice this stuff 
isn't cut off by optimizations.

> http://arsdnet.net/dcode/minimal.zip
>
> That's one with exception support (you can remove that sort of 
> with a -version switch but i like exceptions), classes, and 
> much the rest of the language but only comes out to ~30 KB 
> executable, zero outside dependencies (see also Makefile.bare 
> that can make a bare metal image bootable with grub).
>
> It might not compile with the newest dmd, I'm not sure since I 
> haven't kept up with the changes over the last several months. 
> Ripping out druntime and doing it all yourself is liable to 
> break without warning.
>
>
> An independent try at doing the same thing is here:
> https://bitbucket.org/timosi/minlibd
>
> I haven't used it myself though.

Thanks, I will look at it. But I agree that in general it may be 
hard to keep your own minimal runtime library up to date with the 
latest compiler version. That is a bad thing about it too...