1  /* Copyright (C) 2003  Free Software Foundation.
       2  
       3     Test strlen optimizations on conditional expressions.
       4        
       5     Written by Jakub Jelinek, June 23, 2003.  */
       6  
       7  typedef __SIZE_TYPE__ size_t;
       8  extern size_t strlen (const char *);
       9  extern char *strcpy (char *, const char *);
      10  extern int memcmp (const void *, const void *, size_t);
      11  extern void abort (void);
      12  extern int inside_main;
      13  
      14  size_t g, h, i, j, k, l;
      15  
      16  size_t
      17  foo (void)
      18  {
      19    if (l)
      20      abort ();
      21    return ++l;
      22  }
      23  
      24  void
      25  main_test (void)
      26  {
      27    if (strlen (i ? "foo" + 1 : j ? "bar" + 1 : "baz" + 1) != 2)
      28      abort ();
      29    if (strlen (g++ ? "foo" : "bar") != 3 || g != 1)
      30      abort ();
      31    if (strlen (h++ ? "xfoo" + 1 : "bar") != 3 || h != 1)
      32      abort ();
      33    if (strlen ((i++, "baz")) != 3 || i != 1)
      34      abort ();
      35    /* The following calls might not optimize strlen call away.  */
      36    inside_main = 0;
      37    if (strlen (j ? "foo" + k++ : "bar" + k++) != 3 || k != 1)
      38      abort ();
      39    if (strlen (foo () ? "foo" : "bar") != 3 || l != 1)
      40      abort ();
      41  }