[U-Boot] [PATCH] Enable expression support for CONFIG_BOARD_SIZE_LIMIT

[Andy Pont]

Fabio wrote...

>$ /bin/sh --version
>/bin/sh: 0: Illegal option --
>
>In my system /bin/sh points to bash:
>$ ls -al /bin/sh
>lrwxrwxrwx 1 root root 4 mai  2  2018 /bin/sh -> dash
Just to pick up on the obvious… /bin/sh is showing as linked to dash not 
bash!

Using (( … )) for arithmetic expansion is a bashism [1]

[1] https://wiki.ubuntu.com/DashAsBinSh

-Andy.