9dcdcdee25
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@185167 91177308-0d34-0410-b5e6-96231b3b80d8
51 lines
1.2 KiB
C++
51 lines
1.2 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>
|
|
|
|
// const_reference operator[](size_type pos) const;
|
|
// reference operator[](size_type pos);
|
|
|
|
#include <string>
|
|
#include <cassert>
|
|
|
|
#include "../min_allocator.h"
|
|
|
|
int main()
|
|
{
|
|
{
|
|
typedef std::string S;
|
|
S s("0123456789");
|
|
const S& cs = s;
|
|
for (S::size_type i = 0; i < cs.size(); ++i)
|
|
{
|
|
assert(s[i] == '0' + i);
|
|
assert(cs[i] == s[i]);
|
|
}
|
|
assert(cs[cs.size()] == '\0');
|
|
const S s2 = S();
|
|
assert(s2[0] == '\0');
|
|
}
|
|
#if __cplusplus >= 201103L
|
|
{
|
|
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
|
|
S s("0123456789");
|
|
const S& cs = s;
|
|
for (S::size_type i = 0; i < cs.size(); ++i)
|
|
{
|
|
assert(s[i] == '0' + i);
|
|
assert(cs[i] == s[i]);
|
|
}
|
|
assert(cs[cs.size()] == '\0');
|
|
const S s2 = S();
|
|
assert(s2[0] == '\0');
|
|
}
|
|
#endif
|
|
}
|