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URL https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk

Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [builtins/] [memcmp.c] - Rev 297

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/* Copyright (C) 2001  Free Software Foundation.
 
   Ensure that short builtin memcmp are optimized and perform correctly.
   On architectures with a cmpstrsi instruction, this test doesn't determine
   which optimization is being performed, but it does check for correctness.
 
   Written by Roger Sayle, 12/02/2001.
   Additional tests by Roger Sayle after PR 3508, 12/26/2001.  */
 
extern void abort (void);
typedef __SIZE_TYPE__ size_t;
extern int memcmp (const void *, const void *, size_t);
extern char *strcpy (char *, const char *);
extern void link_error (void);
 
void
main_test (void)
{
  char str[8];
 
  strcpy (str, "3141");
 
  if ( memcmp (str, str+2, 0) != 0 )
    abort ();
  if ( memcmp (str+1, str+3, 0) != 0 )
    abort ();
 
  if ( memcmp (str+1, str+3, 1) != 0 )
    abort ();
  if ( memcmp (str, str+2, 1) >= 0 )
    abort ();
  if ( memcmp (str+2, str, 1) <= 0 )
    abort ();
 
  if (memcmp ("abcd", "efgh", 4) >= 0)
    link_error ();
  if (memcmp ("abcd", "abcd", 4) != 0)
    link_error ();
  if (memcmp ("efgh", "abcd", 4) <= 0)
    link_error ();
}
 

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