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2014/06/17

cpp2011//14.5.1.1 Member functions of class templates

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// 1 filename:cpp2011-14-5-1-1.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
// >14 Templates 14.5 Template declarations 14.5.1 Class templates 14.5.1.1 Member functions of class templates
// (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 cpp2011-14-5-1-1.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 cpp2011-14-5-1-1.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 <ccomplex>
//#include <cstddef>
//#include <new>
//#include <vector>
//#include <valarray>

using namespace std;

template<class T> class Array {
T* v;
int sz;
public:
explicit Array(int);
T& operator[](int);
T& elem(int i) { return v[i]; }
};
//
template<class T> T& Array<T>::operator[](int i) {
if (i<0 || sz<=i) error("Array: range error");
return v[i];
}
//
Array<int> v1(20);
Array<dcomplex> v2(30);
v1[3] = 7; // Array<int>::operator[]()
v2[3] = dcomplex(7,8); // Array<dcomplex>::operator[]()


int main() {
cout << "14 Templates 14.5 Template declarations 14.5.1 Class templates 14.5.1.1 Member functions of class templates" << std::endl;
return 0;
}
// 1 error
//1.1 llvm: c++ -std=c++11 -stdlib=libc++  -Wall cpp2011-14-5-1-1.cpp 
cpp2011-14-5-1-1.cpp:84:19: error: use of undeclared identifier 'error'
if (i<0 || sz<=i) error("Array: range error");
                  ^
cpp2011-14-5-1-1.cpp:89:7: error: use of undeclared identifier 'dcomplex'; did you mean 'complex'?
Array<dcomplex> v2(30);
      ^~~~~~~~
      complex
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: 'complex' declared here
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-14-5-1-1.cpp:89:7: error: no template named 'dcomplex'; did you mean 'complex'?
Array<dcomplex> v2(30);
      ^~~~~~~~
      complex
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: 'complex' declared here
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-14-5-1-1.cpp:89:7: error: use of class template 'complex' requires template arguments
Array<dcomplex> v2(30);
      ^~~~~~~~
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/complex:264:29: note: template is declared here
class _LIBCPP_TYPE_VIS_ONLY complex
                            ^
cpp2011-14-5-1-1.cpp:90:1: error: C++ requires a type specifier for all declarations
v1[3] = 7; // Array<int>::operator[]()
^~
cpp2011-14-5-1-1.cpp:91:1: error: C++ requires a type specifier for all declarations
v2[3] = dcomplex(7,8); // Array<dcomplex>::operator[]()
^~
cpp2011-14-5-1-1.cpp:91:9: error: use of undeclared identifier 'dcomplex'; did you mean '_Complex'?
v2[3] = dcomplex(7,8); // Array<dcomplex>::operator[]()
        ^
>7 errors generated.
// 1.2 gcc: g++-4.9 -std=c++11 -Wall cpp2011-14-5-1-1.cpp 
cpp2011-14-5-1-1.cpp: In member function 'T& Array<T>::operator[](int)':
cpp2011-14-5-1-1.cpp:84:45: error: there are no arguments to 'error' that depend on a template parameter, so a declaration of 'error' must be available [-fpermissive]
 if (i<0 || sz<=i) error("Array: range error");
                                             ^
cpp2011-14-5-1-1.cpp:84:45: note: (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated)
cpp2011-14-5-1-1.cpp: At global scope:
cpp2011-14-5-1-1.cpp:89:7: error: 'dcomplex' was not declared in this scope
 Array<dcomplex> v2(30);
       ^
cpp2011-14-5-1-1.cpp:89:15: error: template argument 1 is invalid
 Array<dcomplex> v2(30);
               ^
cpp2011-14-5-1-1.cpp:89:19: error: invalid type in declaration before '(' token
 Array<dcomplex> v2(30);
                   ^
cpp2011-14-5-1-1.cpp:90:1: error: 'v1' does not name a type
 v1[3] = 7; // Array<int>::operator[]()
 ^
cpp2011-14-5-1-1.cpp:91:1: error: 'v2' does not name a type
 v2[3] = dcomplex(7,8); // Array<dcomplex>::operator[]()
 ^
ogawa-sei-no-MacBook-Pro-3:misrac kaizen$ 

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