+++ /dev/null
-/* Copyright (C) 2001 Free Software Foundation.
-
- Ensure all builtin strlen comparisons against zero are optimized
- and perform correctly. The multiple calls to strcpy are to prevent
- the potentially "pure" strlen calls from being removed by CSE.
-
- Written by Roger Sayle, 11/02/2001. */
-
-extern void abort (void);
-typedef __SIZE_TYPE__ size_t;
-extern size_t strlen (const char *);
-extern char *strcpy (char *, const char *);
-
-int
-main ()
-{
- char str[8];
- char *ptr;
-
- ptr = str;
- strcpy (ptr, "nts");
- if (strlen (ptr) == 0)
- abort ();
-
- strcpy (ptr, "nts");
- if (strlen (ptr) < 1)
- abort ();
-
- strcpy (ptr, "nts");
- if (strlen (ptr) <= 0)
- abort ();
-
- strcpy (ptr, "nts");
- if (strlen (ptr+3) != 0)
- abort ();
-
- strcpy (ptr, "nts");
- if (strlen (ptr+3) > 0)
- abort ();
-
- strcpy (ptr, "nts");
- if (strlen (str+3) >= 1)
- abort ();
-
- return 0;
-}
-
-#ifdef __OPTIMIZE__
-/* When optimizing, all the above cases should be transformed into
- something else. So any remaining calls to the original function
- should abort. */
-static size_t
-strlen (const char *s)
-{
- abort ();
-}
-#endif
-