The warning is printed when running tests, making dejagnu mark them as
failed when running 32-bit tests on x86_64.
Forwarded upstream: https://github.com/libffi/libffi/pull/940
libffi/ChangeLog:
PR libffi/117635
* src/x86/ffitarget.h (if defined (X86_64) &&
defined (__i386__)): Remove #warning.
Signed-off-by: Pietro Monteiro <pietro@sociotechnical.xyz>
#if defined (X86_64) && defined (__i386__)
#undef X86_64
-#warning ******************************************************
-#warning ********** X86 IS DEFINED ****************************
-#warning ******************************************************
#define X86
#endif