1  /* Copyright (C) 2000, 2004  Free Software Foundation.
       2  
       3     Ensure all expected transformations of builtin strcspn occur and
       4     perform correctly.
       5  
       6     Written by Kaveh R. Ghazi, 11/27/2000.  */
       7  
       8  extern void abort (void);
       9  typedef __SIZE_TYPE__ size_t;
      10  extern size_t strcspn (const char *, const char *);
      11  extern char *strcpy (char *, const char *);
      12  
      13  void
      14  main_test (void)
      15  {
      16    const char *const s1 = "hello world";
      17    char dst[64], *d2;
      18    
      19    if (strcspn (s1, "hello") != 0)
      20      abort();
      21    if (strcspn (s1, "z") != 11)
      22      abort();
      23    if (strcspn (s1+4, "z") != 7)
      24      abort();
      25    if (strcspn (s1, "hello world") != 0)
      26      abort();
      27    if (strcspn (s1, "") != 11)
      28      abort();
      29    strcpy (dst, s1);
      30    if (strcspn (dst, "") != 11)
      31      abort();
      32    strcpy (dst, s1); d2 = dst;
      33    if (strcspn (++d2, "") != 10 || d2 != dst+1)
      34      abort();
      35    strcpy (dst, s1); d2 = dst;
      36    if (strcspn (++d2+5, "") != 5 || d2 != dst+1)
      37      abort();
      38    if (strcspn ("", s1) != 0)
      39      abort();
      40    strcpy (dst, s1);
      41    if (strcspn ("", dst) != 0)
      42      abort();
      43    strcpy (dst, s1); d2 = dst;
      44    if (strcspn ("", ++d2) != 0 || d2 != dst+1)
      45      abort();
      46    strcpy (dst, s1); d2 = dst;
      47    if (strcspn ("", ++d2+5) != 0 || d2 != dst+1)
      48      abort();
      49  
      50    /* Test at least one instance of the __builtin_ style.  We do this
      51       to ensure that it works and that the prototype is correct.  */
      52    if (__builtin_strcspn (s1, "z") != 11)
      53      abort();
      54  }