9dcdcdee25
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@185167 91177308-0d34-0410-b5e6-96231b3b80d8
80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is dual licensed under the MIT and the University of Illinois Open
|
|
// Source Licenses. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// <string>
|
|
|
|
// template<class charT, class traits, class Allocator>
|
|
// basic_string<charT,traits,Allocator>
|
|
// operator+(charT lhs, const basic_string<charT,traits,Allocator>& rhs);
|
|
|
|
// template<class charT, class traits, class Allocator>
|
|
// basic_string<charT,traits,Allocator>&&
|
|
// operator+(charT lhs, basic_string<charT,traits,Allocator>&& rhs);
|
|
|
|
#include <string>
|
|
#include <cassert>
|
|
|
|
#include "../../min_allocator.h"
|
|
|
|
template <class S>
|
|
void
|
|
test0(typename S::value_type lhs, const S& rhs, const S& x)
|
|
{
|
|
assert(lhs + rhs == x);
|
|
}
|
|
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
|
|
template <class S>
|
|
void
|
|
test1(typename S::value_type lhs, S&& rhs, const S& x)
|
|
{
|
|
assert(lhs + move(rhs) == x);
|
|
}
|
|
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
|
|
int main()
|
|
{
|
|
{
|
|
typedef std::string S;
|
|
test0('a', S(""), S("a"));
|
|
test0('a', S("12345"), S("a12345"));
|
|
test0('a', S("1234567890"), S("a1234567890"));
|
|
test0('a', S("12345678901234567890"), S("a12345678901234567890"));
|
|
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
|
|
test1('a', S(""), S("a"));
|
|
test1('a', S("12345"), S("a12345"));
|
|
test1('a', S("1234567890"), S("a1234567890"));
|
|
test1('a', S("12345678901234567890"), S("a12345678901234567890"));
|
|
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
}
|
|
#if __cplusplus >= 201103L
|
|
{
|
|
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
|
|
test0('a', S(""), S("a"));
|
|
test0('a', S("12345"), S("a12345"));
|
|
test0('a', S("1234567890"), S("a1234567890"));
|
|
test0('a', S("12345678901234567890"), S("a12345678901234567890"));
|
|
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
|
|
test1('a', S(""), S("a"));
|
|
test1('a', S("12345"), S("a12345"));
|
|
test1('a', S("1234567890"), S("a1234567890"));
|
|
test1('a', S("12345678901234567890"), S("a12345678901234567890"));
|
|
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
}
|
|
#endif
|
|
}
|