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2014/06/16

C++N3242, 2011(123) 12.6 Initialization 12.6.1 Explicit initialization

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// 1 filename:cpp2011-12-6-1.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
// > 12 Special member functions 12.6 Initialization 12.6.1 Explicit initialization
//
// 3 compile and output mechanism:
// (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 cpp2011-12-6-1.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 cpp2011-12-6-1.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>

using namespace std;

struct complex {
complex();
complex(double);
complex(double,double);
};
complex sqrt(complex,complex);
complex a(1); // initialize by a call of
// complex(double)
complex b = a; // initialize by a copy of a
complex c = complex(1,2); // construct complex(1,2)
// using complex(double,double)
// copy/move it into c
complex d = sqrt(b,c); // call sqrt(complex,complex)
// and copy/move the result into d
complex e; // initialize by a call of
// complex()
complex f = 3; // construct complex(3) using
// complex(double)
// copy/move it into f
complex g = { 1, 2 }; // construct complex(1, 2)
// using complex(double, double)
// and copy/move it into g
//
complex v[6] = { 1, complex(1,2), complex(), 2 };
//
struct X {
int i;
float f;
complex c;
} x = { 99, 88.8, 77.7 };

int main() {
//
cout << "12 Special member functions 12.6 Initialization 12.6.1 Explicit initialization" << std::endl;
return 0;
}
// 1  error
// 1.1 llvm: c++ -std=c++11 -stdlib=libc++  -Wall cpp2011-12-6-1.cpp 
cpp2011-12-6-1.cpp:79:1: error: reference to 'complex' is ambiguous
complex sqrt(complex,complex);
^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:79:14: error: reference to 'complex' is ambiguous
complex sqrt(complex,complex);
             ^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:79:14: error: reference to 'complex' is ambiguous
complex sqrt(complex,complex);
             ^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:79:22: error: reference to 'complex' is ambiguous
complex sqrt(complex,complex);
                     ^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:80:1: error: reference to 'complex' is ambiguous
complex a(1); // initialize by a call of
^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:82:1: error: reference to 'complex' is ambiguous
complex b = a; // initialize by a copy of a
^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:83:1: error: reference to 'complex' is ambiguous
complex c = complex(1,2); // construct complex(1,2)
^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:83:13: error: reference to 'complex' is ambiguous
complex c = complex(1,2); // construct complex(1,2)
            ^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:86:1: error: reference to 'complex' is ambiguous
complex d = sqrt(b,c); // call sqrt(complex,complex)
^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:88:1: error: reference to 'complex' is ambiguous
complex e; // initialize by a call of
^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:90:1: error: reference to 'complex' is ambiguous
complex f = 3; // construct complex(3) using
^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:93:1: error: reference to 'complex' is ambiguous
complex g = { 1, 2 }; // construct complex(1, 2)
^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:97:1: error: reference to 'complex' is ambiguous
complex v[6] = { 1, complex(1,2), complex(), 2 };
^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:97:21: error: reference to 'complex' is ambiguous
complex v[6] = { 1, complex(1,2), complex(), 2 };
                    ^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:97:35: error: reference to 'complex' is ambiguous
complex v[6] = { 1, complex(1,2), complex(), 2 };
                                  ^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-12-6-1.cpp:102:1: error: reference to 'complex' is ambiguous
complex c;
^
cpp2011-12-6-1.cpp:74:8: note: candidate found by name lookup is 'complex'
struct complex {
       ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: candidate found by name lookup is
      'std::__1::complex'
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
>16 errors generated.


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