mpfr: cannot run C compiled programs (was: Re: how long does it take to build gcc45?)

[Ryan Schmidt]

On Dec 5, 2010, at 18:00, Gabriele Kahlout wrote:

> checking whether we are cross compiling... configure: error: in `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_devel_mpfr/work/mpfr-3.0.0':
> configure: error: cannot run C compiled programs.
> If you meant to cross compile, use `--host'.
> See `config.log' for more details.

Ok, then the question is why you cannot run C compiled programs. What does the config.log say about it? It should be in the directory listed above.