private_constructor.h
1.06 KB
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef __PRIVATE_CONSTRUCTOR__H
#define __PRIVATE_CONSTRUCTOR__H
#include <iostream>
struct PrivateConstructor {
PrivateConstructor static make ( int v ) { return PrivateConstructor(v); }
int get () const { return val; }
private:
PrivateConstructor ( int v ) : val(v) {}
int val;
};
bool operator < ( const PrivateConstructor &lhs, const PrivateConstructor &rhs ) { return lhs.get() < rhs.get(); }
bool operator < ( const PrivateConstructor &lhs, int rhs ) { return lhs.get() < rhs; }
bool operator < ( int lhs, const PrivateConstructor &rhs ) { return lhs < rhs.get(); }
std::ostream & operator << ( std::ostream &os, const PrivateConstructor &foo ) { return os << foo.get (); }
#endif