An example of Clang error messages

Jacob Carlborg doob at me.com
Fri Mar 5 02:16:19 PST 2010


On 3/5/10 02:10, bearophile wrote:
> Walter Bright:
>> But there's little reason to implement a D compiler from scratch.<
>
> I'm ignorant about this topic, but I think there are various ways to create a new D front-end:
> - Copy the C++ code of DMD and create a small middle-end to adapt it to something else, LDC and GDC have done this. This is the faster way to produce something that works.
> - Translate the dmd front-end to D code that looks as much as possible as the original C++. And when it works well, then it can slowly be adapted to use D features, etc. The advantage of this way is that you then can program in D instead of C++, and later people that want to help in the development of this don't need to know C++ too. Another advantage is that such good amount of D code can give ideas to improve D itself. I think someone has tried to do this, but I think there's no working compiler yet (maybe DIL?).
> - Create a front-end in D almost from scratch. Maybe Dlang is trying to become this. The advantage is that it's modelled on Clang, that has a nice modular design.
>
> Bye,
> bearophile

I add to the above:

If you want to create an application or library that uses a D front end, 
for example an IDE with refactoring and autocompletion, you are forced 
to write it in C++ and use the GPL license. BTW the DMD front end is 
probably not very good for this sort of things.

/Jacob Carlborg



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