59 lines
1.4 KiB
C++
59 lines
1.4 KiB
C++
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//===----------------------------------------------------------------------===//
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//
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <string>
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// template<class charT, class traits, class Allocator>
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// basic_string<charT,traits,Allocator>
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// operator+(charT lhs, const basic_string<charT,traits,Allocator>& rhs);
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// template<class charT, class traits, class Allocator>
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// basic_string<charT,traits,Allocator>&&
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// operator+(charT lhs, basic_string<charT,traits,Allocator>&& rhs);
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#include <string>
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#include <cassert>
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template <class S>
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void
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test0(typename S::value_type lhs, const S& rhs, const S& x)
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{
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assert(lhs + rhs == x);
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}
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#ifdef _LIBCPP_MOVE
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template <class S>
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void
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test1(typename S::value_type lhs, S&& rhs, const S& x)
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{
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assert(lhs + move(rhs) == x);
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}
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#endif
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typedef std::string S;
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int main()
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{
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test0('a', S(""), S("a"));
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test0('a', S("12345"), S("a12345"));
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test0('a', S("1234567890"), S("a1234567890"));
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test0('a', S("12345678901234567890"), S("a12345678901234567890"));
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#ifdef _LIBCPP_MOVE
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test1('a', S(""), S("a"));
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test1('a', S("12345"), S("a12345"));
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test1('a', S("1234567890"), S("a1234567890"));
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test1('a', S("12345678901234567890"), S("a12345678901234567890"));
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#endif
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}
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