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2014/06/11

c++N3242,2011.(1) 1 General 1.7 The C++ memory model

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// 1 filename:cpp2011-1-7.cpp
// ver 0.1 June.10, 2014
//
// 2 original examples and/or notes:
// (c) ISO/IEC JTC1 SC22 WG21 N3242, April 12, 2011
//
// 3 compile and output mechanism:
// (c) Ogawa Kiyoshi, kaizen @ wh.commufa.jp
//
// 4 compile errors and/or wornings:
// 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 cpp2011-1-7.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 cpp2011-1-7.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
// 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>
using namespace std;

int main()
{
struct  mm {
char a;
int b:5,
c:11,
:0,
d:8;
struct {int ee:8;} e;
} mm;
mm.a='1';
mm.b=2;
mm.c=3;
mm.d=4;
mm.e.ee=5;
cout << mm.a <<mm.b <<mm.c <<mm.d <<mm.e.ee <<std::endl;
return mm.a;
}
// output
// 12345

20180423追記

## Compiler
###clang++ --version
clang version 6.0.0 (tags/RELEASE_600/final)

###g++-7 --version
g++-7 (Homebrew GCC 7.3.0_1) 7.3.0
Copyright (C) 2017 Free Software Foundation, Inc.


$ ../cppgl17.sh cpp2011-1-7

$ clang++ cpp2011-1-7.cpp -std=c++17 

12345


$ g++-7 cpp2011-1-7.cpp -std=c++17 

12345

---cppgl17.sh

#!/bin/sh

echo "$ clang++ $1.cpp -std=c++17 "

clang++ $1.cpp -std=c++17 -o $1l

if [  -e $1l ]; then

./$1l $2

fi

echo "\r"

echo "$ g++-7 $1.cpp -std=c++17 "

g++-7 $1.cpp  -std=c++17 -o $1g

if [  -e $1g ]; then

./$1g $2

fi


最近の版
C++N4606 2016,Working Draft on ISO/IEC 14882, C++ standard(1) sample coding list
https://qiita.com/drafts/df5d62c35bd6ed1c3d43/


<この稿は書きかけです。順次追記しています。>
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