Migrating dmd to D?

Daniel Murphy yebblies at nospamgmail.com
Sat Mar 9 08:34:14 PST 2013


"Daniel Murphy" <yebblies at nospamgmail.com> wrote in message 
news:kgumek$2tp4$1 at digitalmars.com...
> "Zach the Mystic" <reachBUTMINUSTHISzach at gOOGLYmail.com> wrote in message 
> news:pabfuaorrjbljxzrglbv at forum.dlang.org...
>>>
>>> Something like this https://github.com/yebblies/magicport2 ?
>>
>> Yes! I need to look it over more thoroughly, but I couldn't ask for a 
>> better beginning. Can I trust that you'll be a willing part of future 
>> discussions on this matter, even if only to play Devil's Advocate?
>
> More like a full-blown attempt than a beginning.  I started this a long 
> time ago.
>
> There are three parts to it:
> - c++ parser/d printer, with lots of cheating and special cases
> - patches to the c++ source
> - patched version of dmd to build the result (no error on variable 
> shadowing etc)
>
> It produces a 70000 line d file which appears to get through 3/7ths of 
> semantic1.  Root needs to be ported, and a cleaner interface to the 
> backend is needed to compile the glue layer.
>

Update: With the bulk of root converting or ported, and the glue layer 
stubbed out, I can build dmd from the converted source then lex and parse 
the source (+druntime headers) again.

The highlight was the dynamically resized struct in root/stringtable. 
Something went horribly wrong there. 




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