1  /* PR target/6303
       2     This testcase ICEd because s390 did not define
       3     ASM_SIMPLIFY_DWARF_ADDR hook.  */
       4  /* { dg-do compile { target fpic } } */
       5  /* { dg-options "-O2 -fpic -g" } */
       6  /* { dg-require-effective-target alloca } */
       7  
       8  static inline char *
       9  bar (unsigned long x, char *y)
      10  {
      11    extern const char ext[];
      12    const char *a = ext;
      13    char *b = y;
      14  
      15    do *--b = a[x % 10]; while ((x /= 10) != 0);
      16    return b;
      17  }
      18  
      19  struct A { char *p, *q; };
      20  struct B { int r, s; };
      21  
      22  int
      23  foo (struct A *a, const struct B *b)
      24  {
      25    char c[(b->r > b->s) ? b->r : b->s];
      26    char *d = &c[sizeof c];
      27    register char *e;
      28  
      29    e = bar (b->r, d);
      30    while (e < d)
      31      {
      32        register const int f = *e++;
      33        if (((a->p >= a->q) ? 1 : (unsigned char) (*a->p++ = f)) == -1)
      34  	break;
      35      }
      36  }