forked from OSchip/llvm-project
40 lines
904 B
C++
40 lines
904 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <string>
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// reverse_iterator rend();
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// const_reverse_iterator rend() const;
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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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test(S s)
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{
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const S& cs = s;
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typename S::reverse_iterator e = s.rend();
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typename S::const_reverse_iterator ce = cs.rend();
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if (s.empty())
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{
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assert(e == s.rbegin());
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assert(ce == cs.rbegin());
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}
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assert(e - s.rbegin() == s.size());
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assert(ce - cs.rbegin() == cs.size());
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}
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int main()
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{
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typedef std::string S;
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test(S());
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test(S("123"));
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}
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