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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [string-opt-17.c] - Rev 816

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/* Copyright (C) 2003  Free Software Foundation.
 
   Test strcpy optimizations don't evaluate side-effects twice.
 
   Written by Jakub Jelinek, June 23, 2003.  */
 
typedef __SIZE_TYPE__ size_t;
extern char *strcpy (char *, const char *);
extern int memcmp (const void *, const void *, size_t);
extern void abort (void);
extern void exit (int);
 
size_t
test1 (char *s, size_t i)
{
  strcpy (s, "foobarbaz" + i++);
  return i;
}
 
size_t
check2 (void)
{
  static size_t r = 5;
  if (r != 5)
    abort ();
  return ++r;
}
 
void
test2 (char *s)
{
  strcpy (s, "foobarbaz" + check2 ());
}
 
int
main (void)
{
  char buf[10];
  if (test1 (buf, 7) != 8 || memcmp (buf, "az", 3))
    abort ();
  test2 (buf);
  if (memcmp (buf, "baz", 4))
    abort ();
  exit (0);
}
 

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