libffi was:Re: ANNOUNCE: GHC version 7.0.1

[Tyson Whitehead]

On November 18, 2010 05:12:11 Simon Marlow wrote:
> On 17/11/2010 14:34, Christian Maeder wrote:
> > ghc can be built without and with libffi.
> 
> Which build option are you referring to here?  libffi is required for
> FFI support in GHCi, and for FFI "wrapper" imports.  However on x86 and
> x86_64 we don't normally use libffi for wrappers, because we have a
> native implementation that is a bit faster (this is the
> UseLibFFIForAdjustors build option).

I was hoping someone might comment further on the selinux issues,

I woudl gather from this though that the native implementation must now avoid 
the "selinux doesn't like pages that are both executable and writable" issue?

http://hackage.haskell.org/trac/ghc/ticket/738

(it seems like the solution that closed 738 was to use libffi)

Cheers!  -Tyson
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 198 bytes
Desc: This is a digitally signed message part.
Url : http://www.haskell.org/pipermail/glasgow-haskell-users/attachments/20101118/e0851fd4/attachment.bin