Ben Pfaff asked: > > * lib/isnan.h: New file. > Could/should this be merged into math_.h, so that there's no need > for an additional #include "isnan.h"?
If many other modules want isnan() without libm, it would make sense. If only *printf routines need it - and that's the current hypothesis -, then it's better as a separate file, since it avoids confusion with code that wants the "real" isnan() function. Bruno
