GCC 4.7 and dependencies

[NightStrike]

On Tue, Mar 12, 2013 at 2:44 AM, Achim Gratz <Stromeko@nexgo.de> wrote:
> Yaakov (Cygwin/X) writes:
>> http://cygwin-ports.git.sourceforge.net/git/gitweb.cgi?p=cygwin-ports/gcc
>> http://cygwin-ports.git.sourceforge.net/git/gitweb.cgi?p=cygwin-ports/gmp
>> http://cygwin-ports.git.sourceforge.net/git/gitweb.cgi?p=cygwin-ports/mpfr
>> http://cygwin-ports.git.sourceforge.net/git/gitweb.cgi?p=cygwin-ports/libmpc
>> http://cygwin-ports.git.sourceforge.net/git/gitweb.cgi?p=cygwin-ports/ppl
>> http://cygwin-ports.git.sourceforge.net/git/gitweb.cgi?p=cygwin-ports/cloog-ppl
>> http://cygwin-ports.git.sourceforge.net/git/gitweb.cgi?p=cygwin-ports/isl
>> http://cygwin-ports.git.sourceforge.net/git/gitweb.cgi?p=cygwin-ports/cloog-isl
>
> It seems that I should take over the ppl and cloog / cloog-ppl from
> David as well, if only because these are seemingly the only packages
> that link against libgmpxx4.  How did isl make it into the list, it
> doesn't seem to be used so far, perhaps a new dependency for gcc48?

You need isl to build gcc with the graphite loop optimizations.  Ppl
is no longer used.

Note that the change from ppl to isl may as you say be for 4.8 only...
although 4.8's release is imminent (maybe a week), so you may just
want to wait on this 4.7 stuff anyway.