#include <boost/predef/architecture/ppc.h>
#include <boost/predef/architecture/ptx.h>
#include <boost/predef/architecture/pyramid.h>
+#include <boost/predef/architecture/riscv.h>
#include <boost/predef/architecture/rs6k.h>
#include <boost/predef/architecture/sparc.h>
#include <boost/predef/architecture/superh.h>