Re: patch for merging graphite branch (before tuplification)

[Mark Mitchell <mark at codesourcery dot com>]

I agree with Joseph's comments. Thanks,

--
Mark Mitchell
CodeSourcery
mark@codesourcery.com
(650) 331-3385 x713

On Aug 3, 2008, at 11:23 AM, "Joseph S. Myers"  
<joseph@codesourcery.com> wrote:

> On Sat, 2 Aug 2008, Sebastian Pop wrote:
>
> > Hi,
> >
> > The graphite branch has been tuplified and the port to PPL passes the
> > graphite testsuite.  For building the graphite branch right now, here
> > are the steps you'll have to go through:
> >
> > You have to get a copy of the release 0.9 of PPL from:
> > http://www.cs.unipr.it/ppl/Download/
>
> I see this is documented as needing (a) C++, (b) GCC 4.0.3 or later,  
> (c)
> GMP compiled with the C++ interface enabled.  I believe we previously
> reached a conclusion that if GCC is made to require C++ it would  
> work with
> any version of GCC 3.4 or later (and did not discuss the question of  
> the
> GMP C++ interface).  Recall that right now the documented  
> requirement is
> that a cross-compiler (so all non-Ada front ends) can be built with  
> GCC
> 2.95 or later; Ada requires 3.4 or later; and any ISO C compiler  
> should
> work for bootstrapping a native compiler.
>
> At this point I think the policy questions regarding the build
> requirements for graphite, even as an optional feature, need to be  
> raised
> on their own in a thread on the gcc list rather than buried in the  
> patch
> discussion.
>
> I also think that the configuration machinery needs to be set up so  
> that
> if static versions of Cloog/PPL are being used then the compiler  
> will also
> be linked with static libgcc/libstdc++ (-static-libgcc
> -Wl,-Bstatic,-lstdc++,-Bdynamic with the GNU linker, other options  
> may be
> needed for e.g. OS X), as stated in Ian's slides - even for an  
> optional
> feature using C++.
>
> C++ also increases the importance of testing the libraries on all  
> primary
> and secondary host OSes.
>
> --
> Joseph S. Myers
> joseph@codesourcery.com