293 lines
8.5 KiB
C++
293 lines
8.5 KiB
C++
//
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// buffers_iterator.cpp
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// ~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2023 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// Disable autolinking for unit tests.
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#if !defined(BOOST_ALL_NO_LIB)
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#define BOOST_ALL_NO_LIB 1
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#endif // !defined(BOOST_ALL_NO_LIB)
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// Test that header file is self-contained.
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#include <boost/asio/buffers_iterator.hpp>
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#include <boost/asio/buffer.hpp>
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#include "unit_test.hpp"
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#if defined(BOOST_ASIO_HAS_BOOST_ARRAY)
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# include <boost/array.hpp>
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#endif // defined(BOOST_ASIO_HAS_BOOST_ARRAY)
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#if defined(BOOST_ASIO_HAS_STD_ARRAY)
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# include <array>
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#endif // defined(BOOST_ASIO_HAS_STD_ARRAY)
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//------------------------------------------------------------------------------
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// buffers_iterator_compile test
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// The following test checks that all operations on the buffers_iterator compile
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// and link correctly. Runtime failures are ignored.
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namespace buffers_iterator_compile {
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#if defined(BOOST_ASIO_HAS_BOOST_ARRAY)
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using boost::array;
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#elif defined(BOOST_ASIO_HAS_STD_ARRAY)
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using std::array;
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#endif // defined(BOOST_ASIO_HAS_BOOST_ARRAY)
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using std::vector;
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using namespace boost::asio;
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void test()
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{
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try
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{
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char data1[16], data2[16];
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const char cdata1[16] = "", cdata2[16] = "";
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mutable_buffer mb1 = buffer(data1);
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array<mutable_buffer, 2> mb2 = {{ buffer(data1), buffer(data2) }};
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std::vector<mutable_buffer> mb3;
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mb3.push_back(buffer(data1));
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const_buffer cb1 = buffer(cdata1);
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array<const_buffer, 2> cb2 = {{ buffer(cdata1), buffer(cdata2) }};
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vector<const_buffer> cb3;
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cb3.push_back(buffer(cdata1));
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// buffers_iterator constructors.
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buffers_iterator<mutable_buffer, char> bi1;
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buffers_iterator<mutable_buffer, const char> bi2;
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buffers_iterator<array<mutable_buffer, 2>, char> bi3;
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buffers_iterator<array<mutable_buffer, 2>, const char> bi4;
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buffers_iterator<vector<mutable_buffer>, char> bi5;
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buffers_iterator<vector<mutable_buffer>, const char> bi6;
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buffers_iterator<const_buffer, char> bi7;
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buffers_iterator<const_buffer, const char> bi8;
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buffers_iterator<array<const_buffer, 2>, char> bi9;
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buffers_iterator<array<const_buffer, 2>, const char> bi10;
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buffers_iterator<vector<const_buffer>, char> bi11;
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buffers_iterator<vector<const_buffer>, const char> bi12;
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buffers_iterator<mutable_buffer, char> bi13(
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buffers_iterator<mutable_buffer, char>::begin(mb1));
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buffers_iterator<mutable_buffer, const char> bi14(
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buffers_iterator<mutable_buffer, const char>::begin(mb1));
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buffers_iterator<array<mutable_buffer, 2>, char> bi15(
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buffers_iterator<array<mutable_buffer, 2>, char>::begin(mb2));
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buffers_iterator<array<mutable_buffer, 2>, const char> bi16(
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buffers_iterator<array<mutable_buffer, 2>, const char>::begin(mb2));
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buffers_iterator<vector<mutable_buffer>, char> bi17(
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buffers_iterator<vector<mutable_buffer>, char>::begin(mb3));
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buffers_iterator<vector<mutable_buffer>, const char> bi18(
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buffers_iterator<vector<mutable_buffer>, const char>::begin(mb3));
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buffers_iterator<const_buffer, char> bi19(
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buffers_iterator<const_buffer, char>::begin(cb1));
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buffers_iterator<const_buffer, const char> bi20(
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buffers_iterator<const_buffer, const char>::begin(cb1));
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buffers_iterator<array<const_buffer, 2>, char> bi21(
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buffers_iterator<array<const_buffer, 2>, char>::begin(cb2));
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buffers_iterator<array<const_buffer, 2>, const char> bi22(
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buffers_iterator<array<const_buffer, 2>, const char>::begin(cb2));
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buffers_iterator<vector<const_buffer>, char> bi23(
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buffers_iterator<vector<const_buffer>, char>::begin(cb3));
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buffers_iterator<vector<const_buffer>, const char> bi24(
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buffers_iterator<vector<const_buffer>, const char>::begin(cb3));
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// buffers_iterator member functions.
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bi1 = buffers_iterator<mutable_buffer, char>::begin(mb1);
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bi2 = buffers_iterator<mutable_buffer, const char>::begin(mb1);
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bi3 = buffers_iterator<array<mutable_buffer, 2>, char>::begin(mb2);
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bi4 = buffers_iterator<array<mutable_buffer, 2>, const char>::begin(mb2);
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bi5 = buffers_iterator<vector<mutable_buffer>, char>::begin(mb3);
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bi6 = buffers_iterator<vector<mutable_buffer>, const char>::begin(mb3);
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bi7 = buffers_iterator<const_buffer, char>::begin(cb1);
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bi8 = buffers_iterator<const_buffer, const char>::begin(cb1);
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bi9 = buffers_iterator<array<const_buffer, 2>, char>::begin(cb2);
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bi10 = buffers_iterator<array<const_buffer, 2>, const char>::begin(cb2);
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bi11 = buffers_iterator<vector<const_buffer>, char>::begin(cb3);
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bi12 = buffers_iterator<vector<const_buffer>, const char>::begin(cb3);
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bi1 = buffers_iterator<mutable_buffer, char>::end(mb1);
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bi2 = buffers_iterator<mutable_buffer, const char>::end(mb1);
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bi3 = buffers_iterator<array<mutable_buffer, 2>, char>::end(mb2);
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bi4 = buffers_iterator<array<mutable_buffer, 2>, const char>::end(mb2);
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bi5 = buffers_iterator<vector<mutable_buffer>, char>::end(mb3);
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bi6 = buffers_iterator<vector<mutable_buffer>, const char>::end(mb3);
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bi7 = buffers_iterator<const_buffer, char>::end(cb1);
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bi8 = buffers_iterator<const_buffer, const char>::end(cb1);
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bi9 = buffers_iterator<array<const_buffer, 2>, char>::end(cb2);
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bi10 = buffers_iterator<array<const_buffer, 2>, const char>::end(cb2);
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bi11 = buffers_iterator<vector<const_buffer>, char>::end(cb3);
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bi12 = buffers_iterator<vector<const_buffer>, const char>::end(cb3);
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// buffers_iterator related functions.
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bi1 = buffers_begin(mb1);
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bi3 = buffers_begin(mb2);
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bi5 = buffers_begin(mb3);
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bi7 = buffers_begin(cb1);
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bi9 = buffers_begin(cb2);
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bi11 = buffers_begin(cb3);
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bi1 = buffers_end(mb1);
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bi3 = buffers_end(mb2);
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bi5 = buffers_end(mb3);
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bi7 = buffers_end(cb1);
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bi9 = buffers_end(cb2);
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bi11 = buffers_end(cb3);
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// RandomAccessIterator operations.
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--bi1;
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--bi2;
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--bi3;
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--bi4;
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--bi5;
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--bi6;
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--bi7;
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--bi8;
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--bi9;
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--bi10;
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--bi11;
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--bi12;
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++bi1;
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++bi2;
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++bi3;
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++bi4;
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++bi5;
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++bi6;
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++bi7;
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++bi8;
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++bi9;
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++bi10;
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++bi11;
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++bi12;
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bi1--;
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bi2--;
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bi3--;
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bi4--;
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bi5--;
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bi6--;
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bi7--;
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bi8--;
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bi9--;
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bi10--;
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bi11--;
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bi12--;
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bi1++;
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bi2++;
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bi3++;
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bi4++;
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bi5++;
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bi6++;
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bi7++;
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bi8++;
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bi9++;
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bi10++;
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bi11++;
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bi12++;
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bi1 -= 1;
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bi2 -= 1;
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bi3 -= 1;
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bi4 -= 1;
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bi5 -= 1;
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bi6 -= 1;
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bi7 -= 1;
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bi8 -= 1;
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bi9 -= 1;
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bi10 -= 1;
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bi11 -= 1;
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bi12 -= 1;
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bi1 += 1;
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bi2 += 1;
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bi3 += 1;
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bi4 += 1;
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bi5 += 1;
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bi6 += 1;
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bi7 += 1;
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bi8 += 1;
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bi9 += 1;
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bi10 += 1;
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bi11 += 1;
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bi12 += 1;
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bi1 = bi1 - 1;
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bi2 = bi2 - 1;
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bi3 = bi3 - 1;
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bi4 = bi4 - 1;
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bi5 = bi5 - 1;
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bi6 = bi6 - 1;
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bi7 = bi7 - 1;
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bi8 = bi8 - 1;
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bi9 = bi9 - 1;
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bi10 = bi10 - 1;
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bi11 = bi11 - 1;
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bi12 = bi12 - 1;
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bi1 = bi1 + 1;
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bi2 = bi2 + 1;
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bi3 = bi3 + 1;
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bi4 = bi4 + 1;
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bi5 = bi5 + 1;
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bi6 = bi6 + 1;
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bi7 = bi7 + 1;
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bi8 = bi8 + 1;
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bi9 = bi9 + 1;
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bi10 = bi10 + 1;
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bi11 = bi11 + 1;
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bi12 = bi12 + 1;
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bi1 = (-1) + bi1;
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bi2 = (-1) + bi2;
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bi3 = (-1) + bi3;
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bi4 = (-1) + bi4;
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bi5 = (-1) + bi5;
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bi6 = (-1) + bi6;
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bi7 = (-1) + bi7;
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bi8 = (-1) + bi8;
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bi9 = (-1) + bi9;
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bi10 = (-1) + bi10;
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bi11 = (-1) + bi11;
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bi12 = (-1) + bi12;
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(void)static_cast<std::ptrdiff_t>(bi13 - bi1);
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(void)static_cast<std::ptrdiff_t>(bi14 - bi2);
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(void)static_cast<std::ptrdiff_t>(bi15 - bi3);
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(void)static_cast<std::ptrdiff_t>(bi16 - bi4);
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(void)static_cast<std::ptrdiff_t>(bi17 - bi5);
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(void)static_cast<std::ptrdiff_t>(bi18 - bi6);
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(void)static_cast<std::ptrdiff_t>(bi19 - bi7);
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(void)static_cast<std::ptrdiff_t>(bi20 - bi8);
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(void)static_cast<std::ptrdiff_t>(bi21 - bi9);
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(void)static_cast<std::ptrdiff_t>(bi22 - bi10);
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(void)static_cast<std::ptrdiff_t>(bi23 - bi11);
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(void)static_cast<std::ptrdiff_t>(bi24 - bi12);
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}
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catch (std::exception&)
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{
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}
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}
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} // namespace buffers_iterator_compile
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//------------------------------------------------------------------------------
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BOOST_ASIO_TEST_SUITE
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(
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"buffers_iterator",
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BOOST_ASIO_COMPILE_TEST_CASE(buffers_iterator_compile::test)
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)
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