1 static unsigned short x = __builtin_bswap16(0);
   2 static unsigned int y = __builtin_bswap32(0);
   3 static unsigned long long z = __builtin_bswap64(0);
   4 
   5 /*
   6  * check-name: __builtin_bswap
   7  * check-error-start
   8  * check-error-end
   9  */