// 1 filename:cpp2011-14-5-6-1.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
// >14 Templates 14.5 Template declarations 14.5.6 Function templates 14.5.6.1 Function template overloading
// (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 cpp2011-14-5-6-1.cpp cpp2011-14-5-6-1-f2.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 cpp2011-14-5-6-1.cpp cpp2011-14-5-6-1-f2.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 <int I, int J> A<I+J> f(A<I>, A<J>); // #1
template <int K, int L> A<K+L> f(A<K>, A<L>); // same as #1
template <int I, int J> A<I-J> f(A<I>, A<J>); // different from #1
//
template <int I, int J> void f(A<I+J>); // #1
template <int K, int L> void f(A<K+L>); // same as #1
//
// Guaranteed to be the same
template <int I> void f(A<I>, A<I+10>);
template <int I> void f(A<I>, A<I+10>);
// Guaranteed to be different
template <int I> void f(A<I>, A<I+10>);
template <int I> void f(A<I>, A<I+11>);
// Ill-formed, no diagnostic required
template <int I> void f(A<I>, A<I+10>);
template <int I> void f(A<I>, A<I+1+2+3+4>);
// file1.c
template<class T>
void f(T*);
void g(int* p) {
f(p); // calls f<int>(int*)
}
//
template<class T> void f();
template<int I> void f(); // OK: overloads the first template
// distinguishable with an explicit template argument list
int main() {
cout << "14 Templates 14.5 Template declarations 14.5.6 Function templates 14.5.6.1 Function template overloading" << std::endl;
return 0;
}
// 1 error
// 1.1 llvm: c++ -std=c++11 -stdlib=libc++ -Wall cpp2011-14-5-6-1.cpp
cpp2011-14-5-6-1.cpp:76:25: error: unknown type name 'A'
template <int I, int J> A<I+J> f(A<I>, A<J>); // #1
^
cpp2011-14-5-6-1.cpp:76:26: error: expected unqualified-id
template <int I, int J> A<I+J> f(A<I>, A<J>); // #1
^
cpp2011-14-5-6-1.cpp:77:25: error: unknown type name 'A'
template <int K, int L> A<K+L> f(A<K>, A<L>); // same as #1
^
cpp2011-14-5-6-1.cpp:77:26: error: expected unqualified-id
template <int K, int L> A<K+L> f(A<K>, A<L>); // same as #1
^
cpp2011-14-5-6-1.cpp:78:25: error: unknown type name 'A'
template <int I, int J> A<I-J> f(A<I>, A<J>); // different from #1
^
cpp2011-14-5-6-1.cpp:78:26: error: expected unqualified-id
template <int I, int J> A<I-J> f(A<I>, A<J>); // different from #1
^
cpp2011-14-5-6-1.cpp:80:30: warning: variable templates are a C++1y extension [-Wc++1y-extensions]
template <int I, int J> void f(A<I+J>); // #1
^
cpp2011-14-5-6-1.cpp:80:30: error: variable has incomplete type 'void'
cpp2011-14-5-6-1.cpp:80:32: error: use of undeclared identifier 'A'
template <int I, int J> void f(A<I+J>); // #1
^
cpp2011-14-5-6-1.cpp:80:38: error: expected expression
template <int I, int J> void f(A<I+J>); // #1
^
cpp2011-14-5-6-1.cpp:81:30: warning: variable templates are a C++1y extension [-Wc++1y-extensions]
template <int K, int L> void f(A<K+L>); // same as #1
^
cpp2011-14-5-6-1.cpp:81:30: error: variable has incomplete type 'void'
cpp2011-14-5-6-1.cpp:81:32: error: use of undeclared identifier 'A'
template <int K, int L> void f(A<K+L>); // same as #1
^
cpp2011-14-5-6-1.cpp:81:38: error: expected expression
template <int K, int L> void f(A<K+L>); // same as #1
^
cpp2011-14-5-6-1.cpp:84:23: warning: variable templates are a C++1y extension [-Wc++1y-extensions]
template <int I> void f(A<I>, A<I+10>);
^
cpp2011-14-5-6-1.cpp:84:1: error: too few template parameters in template redeclaration
template <int I> void f(A<I>, A<I+10>);
^~~~~~~~~~~~~~~~
cpp2011-14-5-6-1.cpp:81:1: note: previous template declaration is here
template <int K, int L> void f(A<K+L>); // same as #1
^~~~~~~~~~~~~~~~~~~~~~~
cpp2011-14-5-6-1.cpp:84:25: error: use of undeclared identifier 'A'
template <int I> void f(A<I>, A<I+10>);
^
cpp2011-14-5-6-1.cpp:84:29: error: expected expression
template <int I> void f(A<I>, A<I+10>);
^
cpp2011-14-5-6-1.cpp:85:23: warning: variable templates are a C++1y extension [-Wc++1y-extensions]
template <int I> void f(A<I>, A<I+10>);
^
cpp2011-14-5-6-1.cpp:85:1: error: too few template parameters in template redeclaration
template <int I> void f(A<I>, A<I+10>);
^~~~~~~~~~~~~~~~
cpp2011-14-5-6-1.cpp:81:1: note: previous template declaration is here
template <int K, int L> void f(A<K+L>); // same as #1
^~~~~~~~~~~~~~~~~~~~~~~
cpp2011-14-5-6-1.cpp:85:25: error: use of undeclared identifier 'A'
template <int I> void f(A<I>, A<I+10>);
^
cpp2011-14-5-6-1.cpp:85:29: error: expected expression
template <int I> void f(A<I>, A<I+10>);
^
cpp2011-14-5-6-1.cpp:87:23: warning: variable templates are a C++1y extension [-Wc++1y-extensions]
template <int I> void f(A<I>, A<I+10>);
^
cpp2011-14-5-6-1.cpp:87:1: error: too few template parameters in template redeclaration
template <int I> void f(A<I>, A<I+10>);
^~~~~~~~~~~~~~~~
cpp2011-14-5-6-1.cpp:81:1: note: previous template declaration is here
template <int K, int L> void f(A<K+L>); // same as #1
^~~~~~~~~~~~~~~~~~~~~~~
fatal error: too many errors emitted, stopping now [-ferror-limit=]
5 warnings and 20 errors generated.