GMP and MPFR are no longer a sub-component of gcc (config-wise).
Build and install GMP and MPFR for the target.
Use the target GMP and MPFR to build the native gdb.
Have separate extra_config for cross gdb, native gdb and gdbserver.
Check native GMP and MPFR in //.

/trunk/scripts/build/debug/300-gdb.sh | 27 19 8 0 ++++++++++++++++-------
/trunk/scripts/build/gmp.sh | 47 39 8 0 ++++++++++++++++++++++++++++++++-------
/trunk/scripts/build/mpfr.sh | 49 40 9 0 +++++++++++++++++++++++++++++++++--------
/trunk/steps.mk | 2 2 0 0 ++
/trunk/config/cc/gcc.in | 18 1 17 0 +--------------
/trunk/config/debug/gdb.in | 6 1 5 0 +----
/trunk/config/config.in | 1 1 0 0 +
/trunk/config/gmp_mpfr.in | 34 34 0 0 ++++++++++++++++++++++++++++
8 files changed, 137 insertions(+), 47 deletions(-)

This is the README for crosstool-NG

To get you started, just enter:

  ./configure --help

You can find a (terse and WIP) documentation in docs/overview.txt.

You can also point your browser to

  http://ymorin.is-a-geek.org/dokuwiki/projects/crosstool

If you need to send a bug report or a patch, please send a mail with subject

prefixed with "[CT_NG]" with the following destinations:

    TO: crossgcc (at) sourceware.org

    CC: yann.morin.1998 (at) anciens.enib.fr

The people that helped are listed in docs/CREDITS. Many thanks to them! :-)

Aloha!