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#include <iostream>
#include <cmath>
 
struct Vector2D {
  double x;
};
 
bool IsEqual(const double & a, const double & b) {
  if (a == b)
    return true;
 
  double tolerance = pow(10., -5);
  if (::fabs(a) < tolerance / 2.)
  {
    return ::fabs(b) < tolerance / 2.;
  }
  double diff = ::fabs((b - a) / a);
  return (diff < tolerance);
}
 
bool IsEqual(Vector2D & a, Vector2D & b)
{ return IsEqual(a.x, b.x)); }
 
int main() {
  Vector2D v1{1};
  Vector2D v2{0};
  // This innocent call will cause an access violation
  // the access violation occurs *only* if fp:strict and /EHa switches are used
  IsEqual(v1, v2);
}

Main.java:1: error: illegal character: '#'
#include <iostream>
^
Main.java:1: error: class, interface, or enum expected
#include <iostream>
         ^
Main.java:2: error: illegal character: '#'
#include <cmath>
^
Main.java:6: error: class, interface, or enum expected
};
^
Main.java:8: error: class, interface, or enum expected
bool IsEqual(const double & a, const double & b) {
^
Main.java:12: error: class, interface, or enum expected
  double tolerance = pow(10., -5);
  ^
Main.java:13: error: class, interface, or enum expected
  if (::fabs(a) < tolerance / 2.)
  ^
Main.java:16: error: class, interface, or enum expected
  }
  ^
Main.java:18: error: class, interface, or enum expected
  return (diff < tolerance);
  ^
Main.java:19: error: class, interface, or enum expected
}
^
Main.java:22: error: class, interface, or enum expected
{ return IsEqual(a.x, b.x)); }
                             ^
Main.java:26: error: class, interface, or enum expected
  Vector2D v2{0};
  ^
Main.java:29: error: class, interface, or enum expected
  IsEqual(v1, v2);
  ^
Main.java:30: error: class, interface, or enum expected
}
^
14 errors

Standard output is empty