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2014/06/14

C++N3242, 2011 (54) 7.1.3 The typedef specifier

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// 1 filename:cpp2011-7-1-3.cpp
// ver 0.1 June.12, 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
// > 7 Declarations 7.1 Specifiers 7.1.3 The typedef specifier
//
// 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 cpp2011-7-1-3.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 cpp2011-7-1-3.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
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// TOYOTA Motor Corporation, http://toyota.jp/
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// Aisin Seiki co. Ltd., http://www.aisin.com/
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// Pananosic Corporation, http://www.panasonic.net/
// SWEST: Summer Workshop on Embedded System Technologies , http://swest.toppers.jp
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// 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>
#define OK "ok"
#define NG "ng"

using namespace std;
//
typedef int MILES, *KLICKSP;
//
MILES distance;
extern KLICKSP metricp;

using handler_t = void (*)(int);
extern handler_t ignore;
extern void (*ignore)(int); // redeclare ignore
//error: using cell = pair<void*, cell*>; // ill-formed
//
typedef struct s { /* ... */ } s;
typedef int I;
typedef int I;
typedef I I;
//
struct S {
typedef struct A { } A; // OK
typedef struct B B; // OK
//error: typedef A A; // error
};
//
class complex { /* ... */ };
//error: typedef int complex; // error: redefinition
//
//error: typedef int complex;
//error: class complex { /* ... */ }; // error: redefinition
//
struct S2 {
S2();
~S2();
};
typedef struct S2 T;
S2 a = T(); // OK
//error: struct T * p; // error
//
//  error: typedef redefinition with different types ('struct S' vs 'S')
//error: typedef struct { } *ps, S; // S is the class name for linkage purposes

int main() {
cout << distance <<std::endl;
cout << metricp << std::endl;
cout << "7 Declarations 7.1 Specifiers 7.1.3 The typedef specifier" << std::endl;
}
// 1 error
// 1.1 LLVM: c++ -std=c++11 -stdlib=libc++ -Wall cpp2011-7-1-3.cpp 
//cpp2011-7-1-3.cpp:79:10: error: reference to 'distance' is ambiguous
//        cout << distance <<std::endl;
//                ^
//cpp2011-7-1-3.cpp:75:7: note: candidate found by name lookup is 'distance'
//MILES distance;
//      ^
///Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1/iterator:501:1: note: candidate found by name lookup is
//      'std::__1::distance'
//distance(_InputIter __first, _InputIter __last)
//^
//>1 error generated.
//
// 1.2 gcc: g++-4.9 -std=c++11 -Wall cpp2011-7-1-3.cpp 
//cpp2011-7-1-3.cpp: In function 'int main()':
//cpp2011-7-1-3.cpp:79:10: error: reference to 'distance' is ambiguous
//  cout << distance <<std::endl;
//          ^
//cpp2011-7-1-3.cpp:75:7: note: candidates are: MILES distance
// MILES distance;
//       ^
//In file included from /usr/local/Cellar/gcc49/4.9-20131229/lib/gcc/x86_64-apple-darwin13.0.0/4.9.0/include/c++/bits/stl_algobase.h:66:0,
//                 from /usr/local/Cellar/gcc49/4.9-20131229/lib/gcc/x86_64-apple-darwin13.0.0/4.9.0/include/c++/bits/char_traits.h:39,
//                 from /usr/local/Cellar/gcc49/4.9-20131229/lib/gcc/x86_64-apple-darwin13.0.0/4.9.0/include/c++/ios:40,
//                 from /usr/local/Cellar/gcc49/4.9-20131229/lib/gcc/x86_64-apple-darwin13.0.0/4.9.0/include/c++/ostream:38,
//                 from /usr/local/Cellar/gcc49/4.9-20131229/lib/gcc/x86_64-apple-darwin13.0.0/4.9.0/include/c++/iostream:39,
//                 from cpp2011-7-1-3.cpp:59:
///usr/local/Cellar/gcc49/4.9-20131229/lib/gcc/x86_64-apple-darwin13.0.0/4.9.0/include/c++/bits/stl_iterator_base_funcs.h:114:5: note:                 template<class _InputIterator> typename std::iterator_traits<_Iterator>::difference_type std::distance(_InputIterator, _InputIterator)
//distance(_InputIterator __first, _InputIterator __last)


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