[dmd-internals] DMD now requires a working D compiler to be build

Daniel Murphy via Digitalmars-d digitalmars-d at puremagic.com
Sun Mar 8 08:18:31 PDT 2015

"Vladimir Panteleev"  wrote in message 
news:berkxxqbqoxzitsulufd at forum.dlang.org...

> Congratulations are in order.
> I have a question from Digger's perspective:
> Which version of DMD will be required to build DDMD?

For now, 2.067.

> Will DDMD code be constrained to the feature set of DMD 2.067?

For now, yes.  If any critical issues come up between now and the eventual 
switch we'll have to bump it.

> Will future DMD versions promise to never break any DDMD code from any 
> point in time?

I don't think that would be practical.

> I certainly hope we aren't going to need a long daisy chain of DMD 
> versions in order to build DMD completely from source...

I would prefer long periods between host compiler version bumps, but is 
building completely from source really a concern? 

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