b64f8b07c1
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
802 B
C++
32 lines
802 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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// const_reference operator[](size_type pos) const;
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// reference operator[](size_type pos);
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#include <string>
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#include <cassert>
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int main()
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{
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typedef std::string S;
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S s("0123456789");
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const S& cs = s;
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for (S::size_type i = 0; i < cs.size(); ++i)
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{
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assert(s[i] == '0' + i);
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assert(cs[i] == s[i]);
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}
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assert(cs[cs.size()] == '\0');
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const S s2 = S();
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assert(s2[0] == '\0');
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}
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