gcc/testsuite/gcc.dg/20020415-1.c

   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
   7 static inline char *
   8 bar (unsigned long x, char *y)
   9 {
  10   extern const char ext[];
  11   const char *a = ext;
  12   char *b = y;
  13
  14   do *--b = a[x % 10]; while ((x /= 10) != 0);
  15   return b;
  16 }
  17
  18 struct A { char *p, *q; };
  19 struct B { int r, s; };
  20
  21 int
  22 foo (struct A *a, const struct B *b)
  23 {
  24   char c[(b->r > b->s) ? b->r : b->s];
  25   char *d = &c[sizeof c];
  26   register char *e;
  27
  28   e = bar (b->r, d);
  29   while (e < d)
  30     {
  31       register const int f = *e++;
  32       if (((a->p >= a->q) ? 1 : (unsigned char) (*a->p++ = f)) == -1)
  33         break;
  34     }
  35 }