
The compiler is smart enough to optimize out 'if (0)', but won't type-check our printfs if they are hidden behind #if. Signed-off-by: Eric Blake <eblake@redhat.com> Message-Id: <1459913704-19949-3-git-send-email-eblake@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>