crossgcc/buildgcc: add parameter to show version number of tool

By adding the version number of tools, we can help people keep up to
date with their tool versions.  This will be used now to determine
whether the IASL version being used is the version supported by
coreboot.

Change-Id: I24a68b01c819871f90403869570125e71b96bd70
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/12545
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
1 file changed