p Check the marshaling facilities (trying to read the result of ppc or sparc)
$ gras/datadesc/datadesc_usage --read ${srcdir:=.}/gras/datadesc/datadesc.big32_8 --log=root.fmt:%m%n
-> This datafile was generated on big32_8 (5).
+> Read from file ./gras/datadesc/datadesc.big32_8
> ---- Test on integer ----
> ---- Test on float ----
> ---- Test on double ----