Generating Javascript or asm.js from LDC?

[Laeeth Isharc via digitalmars-d-ldc]

On Saturday, 5 September 2015 at 15:23:18 UTC, David Nadlinger 
wrote:
> On 5 Sep 2015, at 17:29, Laeeth Isharc via digitalmars-d-ldc 
> wrote:
>> I guess you would need to implement within LDC js architecture 
>> and emscripten OS, so perhaps it's not quite so 
>> straightforward...
>
> Just looked at the developer docs you linked, and it seems like 
> they indeed have a custom LLVM fork. The easiest thing to do 
> would probably be to compile LDC against that fork (just point 
> the LLVM_CONFIG CMake variable at their llvm-config binary). 
> Apart from that, not much should be needed per se (apart from 
> adding it as a recognized OS in a couple of places that might 
> report an error otherwise, e.g. in the code that sets the 
> linux/Windows/Darwin/... version definitions).
>
>  — David

The thing is they also have a custom clang fork, and I wonder 
what changes need to be made to the front end (LDC in this case) 
to fit.