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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [ftrapv-2.c] - Rev 823

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/* Copyright (C) 2004 Free Software Foundation.
 
   PR other/18665
   Verify that -ftrapv doesn't produce bogus results
   on 64-bit platforms.
 
   Written by Eric Botcazou  */
 
/* { dg-do run } */
/* { dg-options "-ftrapv" } */
 
extern void abort(void);
extern long labs(long);
 
int __attribute__((noinline))
iabsv(int a)
{
  return abs(a);
}
 
int __attribute__((noinline))
iaddv(int a, int b)
{
  return a + b;
}
 
int __attribute__((noinline))
isubv(int a, int b)
{
  return a - b;
}
 
int __attribute__((noinline))
imulv(int a, int b)
{
  return a * b;
}
 
int __attribute__((noinline))
inegv(int a)
{
  return -a;
}
 
long __attribute__((noinline))
labsv(long a)
{
  return labs(a);
}
 
long __attribute__((noinline))
laddv(long a, long b)
{
  return a + b;
}
 
long __attribute__((noinline))
lsubv(long a, long b)
{
  return a - b;
}
 
long __attribute__((noinline))
lmulv(long a, long b)
{
  return a * b;
}
 
long __attribute__((noinline))
lnegv(long a)
{
  return -a;
}
 
int main(void)
{
  if (iabsv (-1) != 1)
    abort ();
 
  if (iaddv (2,-3) != -1)
    abort ();
 
  if (isubv (2,3) != -1)
    abort ();
 
  if (imulv (-2,3) != -6)
    abort ();
 
  if (inegv (-1) != 1)
    abort ();
 
  if (labsv (-1L) != 1L)
    abort ();
 
  if (laddv (2L,-3L) != -1L)
    abort ();
 
  if (lsubv (2L,3L) != -1L)
    abort ();
 
  if (lmulv (-2L,3L) != -6L)
    abort ();
 
  if (lnegv (-1L) != 1L)
    abort ();
 
  return 0;
}
 

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