cc/gcc: add gcc 4.7.2

cc/gcc: add gcc 4.7.2

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Message-ID: <5869423.KezhlrYYmc@flexo>
PatchWork-ID: 185750

#!/bin/sh

set -e

printf "Running autoconf...\n"

autoconf -Wall --force

printf "Done. You may now run:\n    ./configure\n"