1  /* { dg-do compile { target fpic } } */
       2  /* { dg-options "-O2 -fpic" } */
       3  
       4  typedef struct {
       5    int lock;
       6    int pad0_;
       7  } mutex_t;
       8  
       9  static mutex_t main_arena;
      10  
      11  void __malloc_check_init()
      12  {
      13    for(;;)
      14      __asm__ __volatile__ ("": "+m"(main_arena.lock) );
      15  }
      16