gcc/testsuite/gcc.dg/20010912-1.c

   1 /* { dg-do run { target fpic } } */
   2 /* { dg-options "-O2 -fpic" } */
   3
   4 extern void abort (void);
   5 extern void exit (int);
   6
   7 int bar (int x, char **y)
   8 {
   9   if (x != 56)
  10     abort ();
  11   if (**y != 'a')
  12     abort ();
  13   *y = "def";
  14   return 1;
  15 }
  16
  17 int baz (int x, char **y)
  18 {
  19   if (x != 56)
  20     abort ();
  21   if (**y != 'a')
  22     abort ();
  23   return 26;
  24 }
  25
  26 int foo (int x, char *y)
  27 {
  28   int a;
  29   char *b = y;
  30   a = bar (x, &y);
  31   if (a)
  32     {
  33       y = b;
  34       a = baz (x, &y);
  35     }
  36   if (a)
  37     return a;
  38
  39   baz (x, &y);
  40   return 0;
  41 }
  42
  43 int main ()
  44 {
  45   if (foo (56, "abc") != 26)
  46     abort ();
  47   exit (0);
  48 }