Enable C++ for baremetal.

/trunk/scripts/build/cc/gcc.sh | 7 5 2 0 +++++--
/trunk/config/cc.in | 8 2 6 0 ++------
2 files changed, 7 insertions(+), 8 deletions(-)

 # Compute x86_64-specific values

 CT_DoArchTupleValues() {

     # The architecture part of the tuple:

     CT_TARGET_ARCH="${CT_ARCH}"

 }