iphone + D, getting closer!

[Johannes Pfau]

Am Sun, 11 Nov 2012 17:38:08 -0800
schrieb Dan Olson <zans.is.for.cans at yahoo.com>:

> Ok, D is not there yet, but I managed to build a crippled gcc-4.8
> (with D) targeting arm-apple-darwin and I can compile simple C
> functions to .o files and link them into an iphone app.  And run it
> on my iphone.  The D and C++ compilers built, but I have probably a
> potpourri of issues since I gave 4.8 a arm-darwin target by
> selectively copying apple's 4.2 changes for arm-darwin.  gcc-4.8 was
> configured to use tools (as, ld) in the apple iphone SDK.
> 
> The biggest hassle is that apple's version of arm as is different than
> binutils as.  So I am learning what it wants for debug and pseudo op
> differences.
> 
> Even a simple D module with just a extern(C) function depends on
> something in druntime, so I have to get part of that to build first.
> 

_Dmodule_ref?
You can just declare it as extern(C) __gshared void* _Dmodule_ref; (But
IIRC you have to compile with -nophoboslib to make it work)
It's used by the runtime/compiler to setup the ModuleInfos but you
don't have to initialize it, it just needs to be declared.