FreeBSD 10.0-CURRENT: messed up the ports and system (gcc46 won't compile) and need to repair - how?

[David Schultz]

> > Did you rebuild ports/devel/binutils after change to 10.0 current.
> > I was having same problem with gcc45 , then i rebuilt binutils with uname_r 9.0-Current and it went away.
> 
> The most recent update to gcc46 also missed the shared library version 
> bump of mpfr to mpfr.so.5,

I've had issues with mpfr and other libraries as a result of
autoconf bugs.  Notably, they use the glob 'freebsd1*' to identify
FreeBSD 1.X, and therefore they assume that shared libraries
aren't supported.  I hope the fix for that isn't too painful.

Apologies for In-reply-to munging; I'm not subscribed.