This fixes the AIX breakage by defining __STDC_FORMAT_MACROS earlier, before stdio.h on AIX gets to include inttypes.h.
Committed as obvious. Richard. 2014-05-27 Richard Biener <rguent...@suse.de> * system.h (__STDC_FORMAT_MACROS): Define as very first thing. Index: gcc/system.h =================================================================== --- gcc/system.h (revision 210972) +++ gcc/system.h (working copy) @@ -22,6 +22,12 @@ along with GCC; see the file COPYING3. #ifndef GCC_SYSTEM_H #define GCC_SYSTEM_H +/* Define this so that inttypes.h defines the PRI?64 macros even + when compiling with a C++ compiler. Define it here so in the + event inttypes.h gets pulled in by another header it is already + defined. */ +#define __STDC_FORMAT_MACROS + /* We must include stdarg.h before stdio.h. */ #include <stdarg.h> @@ -491,7 +497,6 @@ extern void *realloc (void *, size_t); #endif #ifdef HAVE_INTTYPES_H -#define __STDC_FORMAT_MACROS #include <inttypes.h> #endif