[Haskell-cafe] Re: LLVM -> Haskell

[Aaron Tomb]

On May 31, 2010, at 3:02 PM, Tom Hawkins wrote:

>> For instance, the LLVM.FFI.BitReader module has some functions that'll get you a ModuleRef from some bitcode.
> 
> getBitcodeModuleInContext :: ContextRef  -> MemoryBufferRef  -> Ptr
> ModuleRef  -> Ptr  CString  -> IO  Bool
> type ModuleRef = Ptr  Module
> data Module
> 
> I'm confused how this works.  How does one get a Ptr ModuleRef to call
> this function?  Module is not Storable, so you can't use alloca or
> malloc.  And I don't see any functions in the library that returns a
> Ptr ModuleRef.  What am I missing?  (Sorry, I lack experience with
> Foreign.Ptr.)

That's a good question, and I'm not sure of the answer. I based my previous email  purely on a quick scan the documentation. I've never actually tried to use it. :)

Aaron