// 1 filename:cpp2011-8-5-1.cpp // ver 0.1 June.13, 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 // > 8 Declarators 8.5 Initializers 8.5.1 Aggregates // // 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 cpp2011-8-5-1.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 cpp2011-8-5-1.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 //#include //#include //#include //#include //#include //#include //#include //#include //#include //#include using namespace std; struct A { int x; struct B { int i; int j; } b; } a = { 1, { 2, 3 } }; // int x[] = { 1, 3, 5 }; // struct A1 { int i; static int s; int j; int :17; int k; } a2 = { 1, 2, 3 }; // //error: char cv[4] = { ’a’, ’s’, ’d’, ’f’, 0 }; // error is ill-formed. // struct S { int a; const char* b; int c; }; S ss = { 1, "asdf" }; // struct S2 { } s; struct A2 { S2 s1; int i1; S2 s2; int i2; S2 s3; int i3; } a3 = { { }, // Required initialization 0, s, // Required initialization 0 }; // Initialization not required for A::s3 because A::i3 is also not initialized // int x4[2][2] = { 3, 1, 4, 2 }; // float y[4][3] = { { 1 }, { 2 }, { 3 }, { 4 } }; // template T x5 = { a }; // float y1[4][3] = { { 1, 3, 5 }, { 2, 4, 6 }, { 3, 5, 7 }, }; // float y2[4][3] = { 1, 3, 5, 2, 4, 6, 3, 5, 7 }; // struct A3 { int i; operator int(); }; struct B { A3 a1, a2; int z; }; A3 a4; B b = { 4, a4, a4 }; // u a5 = { 1 }; u b = a5; u c = 1; // error u d = { 0, "asdf" }; // error u e = { "asdf" }; // error int main() { cout << "8 Declarators 8.5 Initializers 8.5.1 Aggregates" << std::endl; return 0; } // 1 error // 1.1 llvm: c++ -std=c++11 -stdlib=libc++ -Wall cpp2011-8-5-1.cpp cpp2011-8-5-1.cpp:111:18: warning: suggest braces around initialization of subobject [-Wmissing-braces] int x4[2][2] = { 3, 1, 4, 2 }; ^~~~ { } cpp2011-8-5-1.cpp:111:24: warning: suggest braces around initialization of subobject [-Wmissing-braces] int x4[2][2] = { 3, 1, 4, 2 }; ^~~~ { } cpp2011-8-5-1.cpp:118:3: warning: variable templates are a C++1y extension [-Wc++1y-extensions] T x5 = { a }; ^ cpp2011-8-5-1.cpp:127:1: warning: suggest braces around initialization of subobject [-Wmissing-braces] 1, 3, 5, 2, 4, 6, 3, 5, 7 ^~~~~~~ { } cpp2011-8-5-1.cpp:127:10: warning: suggest braces around initialization of subobject [-Wmissing-braces] 1, 3, 5, 2, 4, 6, 3, 5, 7 ^~~~~~~ { } cpp2011-8-5-1.cpp:127:19: warning: suggest braces around initialization of subobject [-Wmissing-braces] 1, 3, 5, 2, 4, 6, 3, 5, 7 ^~~~~~~ { } cpp2011-8-5-1.cpp:139:9: warning: suggest braces around initialization of subobject [-Wmissing-braces] B b = { 4, a4, a4 }; ^ {} cpp2011-8-5-1.cpp:142:1: error: unknown type name 'u' u a5 = { 1 }; ^ cpp2011-8-5-1.cpp:143:1: error: unknown type name 'u' u b = a5; ^ cpp2011-8-5-1.cpp:144:1: error: unknown type name 'u' u c = 1; // error ^ cpp2011-8-5-1.cpp:145:1: error: unknown type name 'u' u d = { 0, "asdf" }; // error ^ cpp2011-8-5-1.cpp:146:1: error: unknown type name 'u' u e = { "asdf" }; // error ^ >7 warnings and 5 errors generated. // 1.2 gcc: g++-4.9 -std=c++11 -Wall cpp2011-8-5-1.cpp cpp2011-8-5-1.cpp:118:3: error: template declaration of 'T x5' T x5 = { a }; ^ cpp2011-8-5-1.cpp:142:1: error: 'u' does not name a type u a5 = { 1 }; ^ cpp2011-8-5-1.cpp:143:1: error: 'u' does not name a type u b = a5; ^ cpp2011-8-5-1.cpp:144:1: error: 'u' does not name a type u c = 1; // error ^ cpp2011-8-5-1.cpp:145:1: error: 'u' does not name a type u d = { 0, "asdf" }; // error ^ cpp2011-8-5-1.cpp:146:1: error: 'u' does not name a type u e = { "asdf" }; // error ^