On Tue, 21 Jun 2016, Yury Norov wrote: > +# ifdef __WORDSIZE32_PTRDIFF_LONG > +# define PTRDIFF_MIN (-2147483647L-1) > +# define PTRDIFF_MAX (2147483647L) > +# else > +# define PTRDIFF_MIN (-2147483647-1) > +# define PTRDIFF_MAX (2147483647)
We now use typo-proof conventions, preferring #if to #ifdef. That is, make other bits/wordsize.h files define the macro to 0, so you can use #if here. -- Joseph S. Myers jos...@codesourcery.com