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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [gcc.dg/] [memset-1.c] - Diff between revs 298 and 338

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Rev 298 Rev 338
/* { dg-do compile } */
/* { dg-do compile } */
/* { dg-options "-O2" } */
/* { dg-options "-O2" } */
 
 
typedef __SIZE_TYPE__ size_t;
typedef __SIZE_TYPE__ size_t;
 
 
extern void warn_memset_zero_len (void)
extern void warn_memset_zero_len (void)
__attribute__((__warning__ ("memset used with constant zero length parameter;"
__attribute__((__warning__ ("memset used with constant zero length parameter;"
                            " this could be due to transposed parameters")));
                            " this could be due to transposed parameters")));
 
 
extern inline __attribute__((gnu_inline, always_inline, artificial)) void *
extern inline __attribute__((gnu_inline, always_inline, artificial)) void *
memset (void *dest, int ch, size_t len)
memset (void *dest, int ch, size_t len)
{
{
  if (__builtin_constant_p (len) && len == 0)
  if (__builtin_constant_p (len) && len == 0)
    {
    {
      warn_memset_zero_len ();  /* { dg-warning "memset used with constant zero" } */
      warn_memset_zero_len ();  /* { dg-warning "memset used with constant zero" } */
      return dest;
      return dest;
    }
    }
  return __builtin_memset (dest, ch, len);
  return __builtin_memset (dest, ch, len);
}
}
 
 
char buf[10];
char buf[10];
 
 
int
int
main (void)
main (void)
{
{
  memset (buf, sizeof (buf), 0);
  memset (buf, sizeof (buf), 0);
  return 0;
  return 0;
}
}
 
 

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