gcc/testsuite/gcc.c-torture/execute/simd-4.c

   1 typedef int __attribute__((vector_size(8))) v2si;
   2 long long s64;
   3
   4 static inline long long
   5 __ev_convert_s64 (v2si a)
   6 {
   7   return (long long) a;
   8 }
   9
  10 int main()
  11 {
  12   union { long long ll; int i[2]; } endianness_test;
  13   endianness_test.ll = 1;
  14   int little_endian = endianness_test.i[0];
  15   s64 = __ev_convert_s64 ((v2si){1,0xffffffff});
  16   if (s64 != (little_endian ? 0xffffffff00000001LL : 0x1ffffffffLL))
  17     abort ();
  18   return 0;
  19 }