Added FSHELL_[NO_]ARMCC_DIAG_SUPPRESS_SUPPORT.
The versions of RVCT that I'm using (2.2 build 616 and 2.2 build 686) don't appear to support --diag-supress.
=head1 FShell CommandsA list of all the built-in and external commands that L<fshell|fshell> currently supports.