1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -mcpu=cortex-a57 -save-temps" } */
       3  
       4  long long
       5  foo (int x, int y)
       6  {
       7     return (long long)x * 6LL;
       8  }
       9  
      10  /* { dg-final { scan-assembler-times "smull\tx\[0-9\]+, w\[0-9\]+, w\[0-9\]+" 1 } } */