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/* Copyright (C) 2003 Free Software Foundation.
 
   Test that the -fwrapv command line option is accepted and disables
   "unsafe" optimizations that rely on undefined arithmetic overflow.
 
   Written by Roger Sayle, 24th March 2003.  */
 
/* { dg-do run } */
/* { dg-options "-O2 -fwrapv" } */
 
#include <limits.h>
 
extern void abort ();
 
int test(int x)
{
  return (2*x)/2;
}
 
main()
{
  int x = INT_MAX;
 
  if (test(x) == x)
    abort ();
  return 0;
}