#include <stdio.h>
#include <inttypes.h>

#if (__SIZEOF_LONG_LONG__ == __SIZEOF_PTRDIFF_T__)
  #if defined(__aarch64__) || \
      defined(__ia64__) || \
      defined(__mmix__) || \
      defined(__sh__) || \
      defined(__sparc_v9__) || \
      defined(__x86_64__)
    #define __myPRIPTR(x) __STRINGIFY(l##x)
  #else
    #define __myPRIPTR(x) __STRINGIFY(ll##x)
  #endif

#elif (__SIZEOF_LONG__ == __SIZEOF_PTRDIFF_T__)

  #if defined(__arm__) || \
      defined(__fr30__) || \
      defined(__frv__) || \
      defined(__lm32__) || \
      defined(__mcore__) || \
      defined(__microblaze__) || \
      defined(__mips__) || \
      defined(__mn10300__) || \
      defined(__moxie__) || \
      defined(__nios2__) || \
      defined(__PPC__) || \
      (defined(__sh__) && !defined(__SH5__)) || \
      defined(__sparc__) || \
      defined(__TMS320C6X__) || \
      defined(__v850__)
    #define __myPRIPTR(x) __STRINGIFY(x)
  #else
    #define __myPRIPTR(x) __STRINGIFY(l##x)
  #endif

#else
  #define __myPRIPTR(x) __STRINGIFY(x)
#endif

#define myPRIuPTR         __myPRIPTR(u)

void f( uintptr_t x)
{
  printf( "%" myPRIuPTR "\n", x );
}