Backup-eric645

#pragma once
#define _HAS_CXX17_ true
#define _SCA_annotes(n,pp1,pp2    )
#define _SCA_annotes(n,pp1,pp2,pp3)
#define xname                   "SCASYS"
#define _ScaSrc_(name      )       _SCA_annotes(xname, #name, "SCA"       )
#define _ScaSrc_(name, base)       _SCA_annotes(xname, #name, #base, "SCA")
#define I                          _ScaSrc_(I                         )
#define I_OPT                      _ScaSrc_(I_OPT,               I    )
#define IO                         _ScaSrc_(IO,                  I O  )