No header files?

[Walter Bright]

BCS wrote:
> Hello Walter,
> 
>> Check. (D doesn't need bytecode files in addition to .obj files, so
>> LLVM isn't saving on any files compared with D.)
>>
> 
> The suggestion is NOT to replace .di file with LLVM bytecode. The 
> Suggestion is to replace .obj files with LLVM bytecode and do away with 
> .di all together. (Not that I like the idea all that much)

That locks the D front end, and hence all D implementations, to LLVM and 
the LLVM toolchain.