1  /* { dg-do compile { target fpic } } */
       2  /* { dg-options "-O2 -fPIC -funroll-loops" } */
       3  
       4  char *
       5  test (const char *parent, const char *child)
       6  {
       7    static char rtn_path[1024];
       8    char *s = rtn_path;
       9    char *s_end = rtn_path + sizeof (rtn_path);
      10    const char *s2 = child;
      11  
      12    while (*s != '\0')
      13      s++;
      14    while ((s < s_end) && (*s2 != '\0'))
      15      *s++ = *s2++;
      16    return (rtn_path);
      17  }