// 1 filename:cpp2011-13-3-3-2.cpp
// ver 0.1 June.15, 2014
//
// 2 original examples and/or notes:
// (c) ISO/IEC JTC1 SC22 WG21 N3242, April 12, 2011
// http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2011/n3242.pdf
// >13 Overloading 13.3 Overload resolution 13.3.3 Best viable function 13.3.3.2 Ranking implicit conversion sequences
// (c) Dr. OGAWA Kiyoshi, kaizen at gifu-u.ac.jp,
//
// 4 compile errors and/or warnings:
// 4.1(c) Apple LLVM version 5.1 (clang-503.0.40) (based on LLVM 3.4svn)
// Target: x86_64-apple-darwin13.2.0,  Thread model: posix
// Command/Options: c++ -std=c++11 -stdlib=libc++ -Wall cpp2011-13-3-3-2.cpp 
// (c) LLVM 2003-2009 University of Illinois at Urbana-Champaign.

// 4.2. g++-4.9 (GCC) 4.9.0 20131229 (experimental)
// Copyright (C) 2013 Free Software Foundation, Inc.
// This is free software; see the source for copying conditions.  There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// http://gcc.gnu.org/onlinedocs/gcc/Standards.html
// Command/Options: g++-4.9  -std=c++11  -Wall cpp2011-13-3-3-2.cpp 
// g++-4.9: error: unrecognized command line option '-stdlib=libc++'
// Configuration:brew install gcc49
//
// 4.3. Visual Studio Express 2013, 
// (c) Microsoft http://www.visualstudio.com/
// SPEC:
// Windows 7, .NET Framework
// (c) VMware, Inc.
// VMWare fusion 6
//
// 5. Hardware:  MacBook Pro, 
//(c) Intel http://ark.intel.com/products/37006/
//Core 2 Duo 2.53GHz, 8GB, 1067MHz DDR3
//
// 6. Special Thanks: Upper organizatios and 
// ITSCJ/IPSJ http://www.itscj.ipsj.or.jp/itscj_english/index.html
// Renesas Electronics Corporation.http://www.renesas.com/
// NPO SESSAME project, http://www.sessame.jp/workinggroup/WorkingGroup3/
// Toyo Corporation, http://www.toyo.co.jp/English/
// Japan Standard Association, http://bit.ly/1lzykg1
// NPO TOPPERS project, https://www.toppers.jp/asp-d-download.html
// Daido Universcity, http://www.daido-it.ac.jp/gakubugakka/computer/index.html
// WITZ Co.Ltd., http://www.witz-inc.co.jp/products/solution/solution.html
// SevenWise.co., http://www.7ws.co.jp/index.html
// TOYOTA Motor Corporation, http://toyota.jp/
// IT planning Inc., http://www.itpl.co.jp/en/index.html
// DENSO Corporation, http://www.globaldenso.com/en/
// Aisin Seiki co. Ltd., http://www.aisin.com/
// Spancion Inc., http://www.spansion.com/
// Yazaki Corporation, http://www.yazaki-group.com/global/
// Pananosic Corporation, http://www.panasonic.net/
// SWEST: Summer Workshop on Embedded System Technologies , http://swest.toppers.jp
// CEST: Consortium for Embedded System Technology, http://www.ertl.jp/CEST/
// JUSE: Union of Japanese Scientists and Engineers, http://www.juse.or.jp/e/
// OSC:Open Source Conference, http://www.ospn.jp/

#include <iostream>
//#include <cstdlib>
//#include <string.h>
//#include <cstring>
//#include <type_traits>
//#include <cassert>
//#include <algorithm>
//#include <cmath>
#include <complex>
//#include <cstddef>
//#include <new>
//#include <vector>
//#include <valarray>

using namespace std;

int f(const int *);
int f(int *);
int i1;
int jj= f(&i1); // calls f(int*)
//
int i;
int f1();
int&& f2();
int g(const int&);
int g(const int&&);
int j = g(i); // calls g(const int&)
int k = g(f1()); // calls g(const int&&)
int l = g(f2()); // calls g(const int&&)
struct A {
A& operator<<(int);
void p() &;
void p() &&;
};
A& operator<<(A&&, char);
A() << 1; // calls A::operator<<(int)
A() << 'c'; // calls operator<<(A&&, char)
A a;
a << 1; // calls A::operator<<(int)
a << 'c'; // calls A::operator<<(int)
A().p(); // calls A::p()&&
a.p(); // calls A::p()&
//
int f(const int &);
int f(int &);
int g(const int &);
int g(int);
int i2;
int jj2 = f(i2); // calls f(int &)
//error: int k2 = g(i2); // ambiguous
struct X {
void f() const;
void f();
};
void g(const X& a, X b) {
a.f(); // calls X::f() const
b.f(); // calls X::f()
}
//
struct A3 {
operator short();
} a3;
int f3(int);
int f3(float);
int i3 = f3(a3); // calls f(int), because short ! int is
// better than short ! float.
//
struct A4 {};
struct B4 : public A4 {};
struct C4 : public B4 {};
C4 *pc;
int f(A4 *);
int f(B4 *);
int i4 = f(pc); // calls f(B4*)
//

int main() {
	cout << "13 Overloading 13.3 Overload resolution 13.3.3 Best viable function 13.3.3.2 Ranking implicit conversion sequences" << std::endl;
	return 0;
}
// 1 error
// 1.1 llvm:c++ -std=c++11 -stdlib=libc++  -Wall cpp2011-13-3-3-2.cpp 
cpp2011-13-3-3-2.cpp:92:3: error: expected unqualified-id
A() << 1; // calls A::operator<<(int)
  ^
cpp2011-13-3-3-2.cpp:93:3: error: expected unqualified-id
A() << 'c'; // calls operator<<(A&&, char)
  ^
cpp2011-13-3-3-2.cpp:95:1: error: unknown type name 'a'
a << 1; // calls A::operator<<(int)
^
cpp2011-13-3-3-2.cpp:95:3: error: expected unqualified-id
a << 1; // calls A::operator<<(int)
  ^
cpp2011-13-3-3-2.cpp:96:1: error: unknown type name 'a'
a << 'c'; // calls A::operator<<(int)
^
cpp2011-13-3-3-2.cpp:96:3: error: expected unqualified-id
a << 'c'; // calls A::operator<<(int)
  ^
cpp2011-13-3-3-2.cpp:97:3: error: expected unqualified-id
A().p(); // calls A::p()&&
  ^
cpp2011-13-3-3-2.cpp:98:1: error: unknown type name 'a'
a.p(); // calls A::p()&
^
cpp2011-13-3-3-2.cpp:98:2: error: cannot use dot operator on a type
a.p(); // calls A::p()&
 ^
>9 errors generated.
//1.2 gcc: g++-4.9 -std=c++11 -Wall cpp2011-13-3-3-2.cpp 
cpp2011-13-3-3-2.cpp:92:3: error: expected unqualified-id before ')' token
 A() << 1; // calls A::operator<<(int)
   ^
cpp2011-13-3-3-2.cpp:93:3: error: expected unqualified-id before ')' token
 A() << 'c'; // calls operator<<(A&&, char)
   ^
cpp2011-13-3-3-2.cpp:95:1: error: 'a' does not name a type
 a << 1; // calls A::operator<<(int)
 ^
cpp2011-13-3-3-2.cpp:96:1: error: 'a' does not name a type
 a << 'c'; // calls A::operator<<(int)
 ^
cpp2011-13-3-3-2.cpp:97:3: error: expected unqualified-id before ')' token
 A().p(); // calls A::p()&&
   ^
cpp2011-13-3-3-2.cpp:98:1: error: 'a' does not name a type
 a.p(); // calls A::p()&
 ^