1 #include <stdint.h>
2 typedef int32_t __attribute__((vector_size(8))) v2si;
3 int64_t s64;
4 
5 static inline int64_t
__ev_convert_s64(v2si a)6 __ev_convert_s64 (v2si a)
7 {
8   return (int64_t) a;
9 }
10 
main()11 int main()
12 {
13   union { int64_t ll; int32_t i[2]; } endianness_test;
14   endianness_test.ll = 1;
15   int32_t little_endian = endianness_test.i[0];
16   s64 = __ev_convert_s64 ((v2si){1,0xffffffff});
17   if (s64 != (little_endian ? 0xffffffff00000001LL : 0x1ffffffffLL))
18     abort ();
19   return 0;
20 }
21