cc/gcc: update Linaro GCC revisions to 2012.12

Update Linaro GCC with the latest available revisions.

Signed-off-by: "Benoît Thébaudeau" <benoit.thebaudeau@advansee.com>
Message-Id: <acf52a6302c475ff850e.1355760853@advdt005-ubuntu>
Patchwork-Id: 206905

This is NOT the official version of dialog.  This version has been

significantly modified from the original.  It is for use by the Linux

kernel configuration script.  Please do not bother Savio Lam with 

questions about this program.