1  #include "harness.h"
       2  
       3  vector unsigned char
       4  f(vector unsigned char a, vector unsigned char b) 
       5  {
       6    return vec_vsububs(a,b);
       7  }
       8  
       9  static void test()
      10  {
      11    static vector unsigned char zero;
      12    check(vec_all_eq(f(((vector unsigned char){2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2}),
      13  		     ((vector unsigned char){2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2})),
      14  		   zero),
      15  	"f");
      16  }