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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [string-opt-5.c] - Blame information for rev 816

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Line No. Rev Author Line
1 149 jeremybenn
/* Copyright (C) 2000  Free Software Foundation.
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   Ensure builtin strlen, strcmp, strchr, strrchr and strncpy
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   perform correctly.
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   Written by Jakub Jelinek, 11/7/2000.  */
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extern void abort (void);
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extern __SIZE_TYPE__ strlen (const char *);
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extern int strcmp (const char *, const char *);
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extern char *strchr (const char *, int);
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extern char *strrchr (const char *, int);
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extern char *strncpy (char *, const char *, __SIZE_TYPE__);
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extern void *memset (void *, int, __SIZE_TYPE__);
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extern int memcmp (const void *, const void *, __SIZE_TYPE__);
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int x = 6;
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int y = 1;
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char *bar = "hi world";
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char buf [64];
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int main()
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{
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  const char *const foo = "hello world";
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  char dst [64];
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  if (strlen (bar) != 8)
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    abort ();
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  if (strlen (bar + (++x & 2)) != 6)
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    abort ();
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  if (x != 7)
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    abort ();
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  if (strlen (foo + (x++, 6)) != 5)
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    abort ();
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  if (x != 8)
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    abort ();
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  if (strlen (foo + (++x & 1)) != 10)
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    abort ();
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  if (x != 9)
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    abort ();
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  if (strcmp (foo + (x -= 6), "lo world"))
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    abort ();
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  if (x != 3)
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    abort ();
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  if (strcmp (foo, bar) >= 0)
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    abort ();
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  if (strcmp (foo, bar + (x++ & 1)) >= 0)
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    abort ();
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  if (x != 4)
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    abort ();
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  if (strchr (foo + (x++ & 7), 'l') != foo + 9)
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    abort ();
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  if (x != 5)
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    abort ();
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  if (strchr (bar, 'o') != bar + 4)
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    abort ();
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  if (strchr (bar, '\0')  != bar + 8)
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    abort ();
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  if (strrchr (bar, 'x'))
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    abort ();
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  if (strrchr (bar, 'o') != bar + 4)
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    abort ();
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  if (strcmp (foo + (x++ & 1), "ello world" + (--y & 1)))
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    abort ();
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  if (x != 6 || y != 0)
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    abort ();
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  dst[5] = ' ';
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  dst[6] = '\0';
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  x = 5;
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  y = 1;
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  if (strncpy (dst + 1, foo + (x++ & 3), 4) != dst + 1
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      || x != 6
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      || strcmp (dst + 1, "ello "))
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    abort ();
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  memset (dst, ' ', sizeof dst);
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  if (strncpy (dst + (++x & 1), (y++ & 3) + "foo", 10) != dst + 1
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      || x != 7
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      || y != 2
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      || memcmp (dst, " oo\0\0\0\0\0\0\0\0 ", 12))
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    abort ();
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  memset (dst, ' ', sizeof dst);
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  if (strncpy (dst, "hello", 8) != dst || memcmp (dst, "hello\0\0\0 ", 9))
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    abort ();
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  x = '!';
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  memset (buf, ' ', sizeof buf);
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  if (memset (buf, x++, ++y) != buf
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      || x != '!' + 1
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      || y != 3
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      || memcmp (buf, "!!!", 3))
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    abort ();
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  if (memset (buf + y++, '-', 8) != buf + 3
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      || y != 4
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      || memcmp (buf, "!!!--------", 11))
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    abort ();
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  x = 10;
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  if (memset (buf + ++x, 0, y++) != buf + 11
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      || x != 11
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      || y != 5
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      || memcmp (buf + 8, "---\0\0\0", 7))
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    abort ();
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  if (memset (buf + (x += 4), 0, 6) != buf + 15
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      || x != 15
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      || memcmp (buf + 10, "-\0\0\0\0\0\0\0\0\0", 11))
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    abort ();
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  return 0;
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}

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