1  /* PR target/108140  */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2" } */
       4  
       5  #include<arm_acle.h>
       6  
       7  int
       8  main(int argc, char *argv[])
       9  {
      10  	unsigned long long input = argc-1;
      11  	unsigned long long v = __clz(__rbit(input));
      12  	__builtin_printf("%d %d\n", argc, v >= 64 ? 123 : 456);
      13  	return 0;
      14  }
      15