libc: Add a simple implementation of an assert() function
libc: Add a simple implementation of an assert() function

... useful for "this should never happen" situations, where
you want to make sure that it really never happens.

Signed-off-by: Thomas Huth <9e65be74847981e55b2564b6266c57d86d3bac05@redhat.com>
Reviewed-by: Greg Kurz <cc878073a22fe20c2ded9f6f326476101ddf4b25@kaod.org>
[aik: removed extra ';' and empty line]
Signed-off-by: Alexey Kardashevskiy <ac1fc56530d7d037e1ea666f130daca22d72f964@ozlabs.ru>

qemu/SLOF,aik/SLOF,qemu/SLOF,stefanberger/SLOF-tpm,aik/SLOF,aik/SLOF,stefanberger/SLOF-tpm,stefanberger/SLOF-tpm,qemu/SLOF