NB> 
 NB> What version of gcc are you using on the Pi? Here I believe I'm using
 NB> gcc-6.2.1, which is a fairly new version, iirc.
 NB> 

pi@raspberrypi:~ $ gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/arm-linux-gnueabihf/4.9/lto-wrapper
Target: arm-linux-gnueabihf
-----
Thread model: posix
gcc version 4.9.2 (Raspbian 4.9.2-10)

It's the most recent that apt-upgrade will pull without deviating from the
default repo's .. i run apt-get update | apt-get update at midnight nightly
so it is what it is lol

--- Mystic BBS v1.12 A31 (Raspberry Pi)