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Add BOOST_MINIMAL_INTEGER_COVER_OPERATORS to reduce coupling to boost/operators.hpp, make constructor from T explicit to eliminate unintended consequences, add logging feature, extend test coverage.
git-svn-id: http://svn.boost.org/svn/boost/sandbox/endian@48004 b8fc166d-592f-0410-95f2-cb63ce0dd405
This commit is contained in:
bemandawes
@@ -1,16 +1,26 @@
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// boost/integer/cover_operators.hpp ----------------------------------------//
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// (C) Copyright Darin Adler 2000
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// Copyright Darin Adler 2000
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// Copyright Beman Dawes 2008
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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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// If the class being covered has a non-explicit conversion to an integer type
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// then a smaller number of cover operations are needed. Define the macro
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// BOOST_MINIMAL_INTEGER_COVER_OPERATORS to indicate this.
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//----------------------------------------------------------------------------//
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#ifndef BOOST_INTEGER_COVER_OPERATORS_HPP
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#define BOOST_INTEGER_COVER_OPERATORS_HPP
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#include <boost/operators.hpp>
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# ifndef BOOST_MINIMAL_INTEGER_COVER_OPERATORS
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# include <boost/operators.hpp>
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# endif
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#include <iosfwd>
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namespace boost
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@@ -21,13 +31,17 @@ namespace boost
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// A class that adds integer operators to an integer cover class
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template <typename T, typename IntegerType>
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class cover_operators : boost::operators<T>
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class cover_operators
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# ifndef BOOST_MINIMAL_INTEGER_COVER_OPERATORS
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: boost::operators<T>
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# endif
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{
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// The other operations take advantage of the type conversion that's
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// built into unary +.
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// Unary operations.
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friend IntegerType operator+(const T& x) { return x; }
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# ifndef BOOST_MINIMAL_INTEGER_COVER_OPERATORS
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friend IntegerType operator-(const T& x) { return -+x; }
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friend IntegerType operator~(const T& x) { return ~+x; }
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friend IntegerType operator!(const T& x) { return !+x; }
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@@ -35,6 +49,7 @@ namespace boost
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// The basic ordering operations.
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friend bool operator==(const T& x, IntegerType y) { return +x == y; }
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friend bool operator<(const T& x, IntegerType y) { return +x < y; }
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# endif
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// The basic arithmetic operations.
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friend T& operator+=(T& x, IntegerType y) { return x = +x + y; }
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@@ -57,8 +72,23 @@ namespace boost
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friend T& operator++(T& x) { return x += 1; }
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friend T& operator--(T& x) { return x -= 1; }
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/// TODO: stream I/O needs to be templatized on the stream type, so will
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/// work with wide streams, etc.
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# ifdef BOOST_MINIMAL_INTEGER_COVER_OPERATORS
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friend T operator++(T& x, int)
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{
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T tmp(x);
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x += 1;
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return tmp;
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}
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friend T operator--(T& x, int)
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{
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T tmp(x);
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x -= 1;
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return tmp;
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}
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# endif
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// TODO: stream I/O needs to be templatized on the stream type, so will
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// work with wide streams, etc.
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// Stream input and output.
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friend std::ostream& operator<<(std::ostream& s, const T& x)
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@@ -26,8 +26,15 @@
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#ifndef BOOST_ENDIAN_HPP
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#define BOOST_ENDIAN_HPP
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// Pending updates to boost/config.hpp for C++0x, assume that the C++0x feature
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// we care about is not present:
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#define BOOST_NO_DEFAULTED_FUNCTIONS
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#include <boost/config.hpp>
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#include <boost/detail/endian.hpp>
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//#include <boost/integer/cover_operators.hpp>
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#define BOOST_MINIMAL_INTEGER_COVER_OPERATORS
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#include <boost/integer/cover_operators.hpp>
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#undef BOOST_MINIMAL_INTEGER_COVER_OPERATORS
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#include <boost/type_traits/is_signed.hpp>
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#include <boost/cstdint.hpp>
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#include <boost/static_assert.hpp>
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@@ -39,9 +46,9 @@
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# endif
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# ifndef BOOST_NO_DEFAULTED_FUNCTIONS
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# define BOOST_ENDIAN_DEFAULTED = default; // C++0x
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# define BOOST_ENDIAN_DEFAULT_CONSTRUCT = default; // C++0x
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# else
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# define BOOST_ENDIAN_DEFAULTED {} // C++03
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# define BOOST_ENDIAN_DEFAULT_CONSTRUCT {} // C++03
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# endif
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# if defined(BOOST_NO_DEFAULTED_FUNCTIONS) && defined(BOOST_ENDIANS_IN_UNIONS)
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@@ -142,6 +149,11 @@ namespace boost
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namespace integer
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{
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# ifdef BOOST_ENDIAN_LOG
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bool endian_log(true);
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# endif
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// endian class template and specializations -----------------------------//
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// simulate C++0x scoped enums
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@@ -160,17 +172,31 @@ namespace boost
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// unaligned big endian specialization
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template <typename T, std::size_t n_bits>
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class endian< endianness::big, T, n_bits, alignment::unaligned >
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// : cover_operators< endian< endianness::big, T, n_bits >, T >
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: cover_operators< endian< endianness::big, T, n_bits >, T >
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{
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BOOST_STATIC_ASSERT( (n_bits/8)*8 == n_bits );
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public:
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typedef T value_type;
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# ifndef BOOST_ENDIAN_NO_CTORS
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endian() BOOST_ENDIAN_DEFAULTED
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endian(T val) { detail::store_big_endian<T, n_bits/8>(m_value, val); }
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endian() BOOST_ENDIAN_DEFAULT_CONSTRUCT
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explicit endian(T val)
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{
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# ifdef BOOST_ENDIAN_LOG
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if ( endian_log )
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std::clog << "big, unaligned, " << n_bits << "-bits, construct(" << val << ")\n";
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# endif
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detail::store_big_endian<T, n_bits/8>(m_value, val);
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}
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# endif
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endian & operator=(T val) { detail::store_big_endian<T, n_bits/8>(m_value, val); return *this; }
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operator T() const { return detail::load_big_endian<T, n_bits/8>(m_value); }
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operator T() const
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{
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# ifdef BOOST_ENDIAN_LOG
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if ( endian_log )
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std::clog << "big, unaligned, " << n_bits << "-bits, convert(" << detail::load_big_endian<T, n_bits/8>(m_value) << ")\n";
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# endif
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return detail::load_big_endian<T, n_bits/8>(m_value);
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}
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private:
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char m_value[n_bits/8];
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};
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@@ -178,17 +204,31 @@ namespace boost
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// unaligned little endian specialization
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template <typename T, std::size_t n_bits>
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class endian< endianness::little, T, n_bits, alignment::unaligned >
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// : cover_operators< endian< endianness::little, T, n_bits >, T >
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: cover_operators< endian< endianness::little, T, n_bits >, T >
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{
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BOOST_STATIC_ASSERT( (n_bits/8)*8 == n_bits );
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public:
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typedef T value_type;
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# ifndef BOOST_ENDIAN_NO_CTORS
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endian() BOOST_ENDIAN_DEFAULTED
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endian(T val) { detail::store_little_endian<T, n_bits/8>(m_value, val); }
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endian() BOOST_ENDIAN_DEFAULT_CONSTRUCT
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explicit endian(T val)
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{
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# ifdef BOOST_ENDIAN_LOG
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if ( endian_log )
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std::clog << "little, unaligned, " << n_bits << "-bits, construct(" << val << ")\n";
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# endif
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detail::store_little_endian<T, n_bits/8>(m_value, val);
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}
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# endif
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endian & operator=(T val) { detail::store_little_endian<T, n_bits/8>(m_value, val); return *this; }
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operator T() const { return detail::load_little_endian<T, n_bits/8>(m_value); }
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operator T() const
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{
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# ifdef BOOST_ENDIAN_LOG
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if ( endian_log )
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std::clog << "little, unaligned, " << n_bits << "-bits, convert(" << detail::load_little_endian<T, n_bits/8>(m_value) << ")\n";
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# endif
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return detail::load_little_endian<T, n_bits/8>(m_value);
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}
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private:
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char m_value[n_bits/8];
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};
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@@ -196,17 +236,17 @@ namespace boost
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// unaligned native endian specialization
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template <typename T, std::size_t n_bits>
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class endian< endianness::native, T, n_bits, alignment::unaligned >
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// : cover_operators< endian< endianness::native, T, n_bits >, T >
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: cover_operators< endian< endianness::native, T, n_bits >, T >
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{
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BOOST_STATIC_ASSERT( (n_bits/8)*8 == n_bits );
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public:
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typedef T value_type;
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# ifndef BOOST_ENDIAN_NO_CTORS
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endian() BOOST_ENDIAN_DEFAULTED
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endian() BOOST_ENDIAN_DEFAULT_CONSTRUCT
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# ifdef BOOST_BIG_ENDIAN
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endian(T val) { detail::store_big_endian<T, n_bits/8>(m_value, val); }
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explicit endian(T val) { detail::store_big_endian<T, n_bits/8>(m_value, val); }
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# else
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endian(T val) { detail::store_little_endian<T, n_bits/8>(m_value, val); }
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explicit endian(T val) { detail::store_little_endian<T, n_bits/8>(m_value, val); }
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# endif
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# endif
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# ifdef BOOST_BIG_ENDIAN
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@@ -226,18 +266,18 @@ namespace boost
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// aligned big endian specialization
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template <typename T, std::size_t n_bits>
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class endian< endianness::big, T, n_bits, alignment::aligned >
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// : cover_operators< endian< endianness::big, T, n_bits, alignment::aligned >, T >
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: cover_operators< endian< endianness::big, T, n_bits, alignment::aligned >, T >
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{
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BOOST_STATIC_ASSERT( (n_bits/8)*8 == n_bits );
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BOOST_STATIC_ASSERT( sizeof(T) == n_bits/8 );
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public:
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typedef T value_type;
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# ifndef BOOST_ENDIAN_NO_CTORS
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endian() BOOST_ENDIAN_DEFAULTED
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endian() BOOST_ENDIAN_DEFAULT_CONSTRUCT
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# ifdef BOOST_BIG_ENDIAN
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endian(T val) : m_value(val) { }
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# else
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endian(T val) { detail::store_big_endian<T, sizeof(T)>(&m_value, val); }
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explicit endian(T val) { detail::store_big_endian<T, sizeof(T)>(&m_value, val); }
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# endif
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# endif
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# ifdef BOOST_BIG_ENDIAN
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@@ -254,18 +294,18 @@ namespace boost
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// aligned little endian specialization
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template <typename T, std::size_t n_bits>
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class endian< endianness::little, T, n_bits, alignment::aligned >
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// : cover_operators< endian< endianness::little, T, n_bits, alignment::aligned >, T >
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: cover_operators< endian< endianness::little, T, n_bits, alignment::aligned >, T >
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{
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BOOST_STATIC_ASSERT( (n_bits/8)*8 == n_bits );
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BOOST_STATIC_ASSERT( sizeof(T) == n_bits/8 );
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public:
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typedef T value_type;
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# ifndef BOOST_ENDIAN_NO_CTORS
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endian() BOOST_ENDIAN_DEFAULTED
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endian() BOOST_ENDIAN_DEFAULT_CONSTRUCT
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# ifdef BOOST_BIG_ENDIAN
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endian(T val) : m_value(val) { }
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# else
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endian(T val) { detail::store_little_endian<T, sizeof(T)>(&m_value, val); }
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explicit endian(T val) { detail::store_little_endian<T, sizeof(T)>(&m_value, val); }
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# endif
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# endif
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# ifdef BOOST_LITTLE_ENDIAN
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@@ -49,6 +49,7 @@
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UsePrecompiledHeader="0"
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WarningLevel="3"
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DebugInformationFormat="4"
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DisableSpecificWarnings="4552"
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/>
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<Tool
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Name="VCManagedResourceCompilerTool"
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@@ -2,22 +2,33 @@
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// Copyright Beman Dawes 2008
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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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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// See library home page at http://www.boost.org/libs/endian
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//----------------------------------------------------------------------------//
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// This test probes operator overloading, including interaction between
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// operand types.
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// See endian_test for tests of endianess correctness, size, and value.
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//----------------------------------------------------------------------------//
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#define BOOST_ENDIAN_LOG
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#include <boost/integer/endian.hpp>
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#include <cassert>
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#include <iostream>
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namespace bi = boost::integer;
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#ifdef _MSC_VER
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# pragma warning( disable : 4244 )
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# pragma warning( disable : 4244 ) // conversion ..., possible loss of data
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# pragma warning( disable : 4018 ) // signed/unsigned mismatch
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#endif
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using namespace boost::integer;
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template <class T1, class T2>
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struct default_construct
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{
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@@ -38,34 +49,73 @@ struct construct
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}
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};
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template <class T1, class T2>
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struct initialize
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{
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static void test()
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{
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T1 o2(2);
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T1 o1 = o2;
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}
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};
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template <class T1, class T2>
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struct assign
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{
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static void test()
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{
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T2 o2;
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o2 = 123;
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o2 = 1;
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T1 o1;
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o1 = 02;
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o1 = o2;
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}
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};
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template <class T1, class T2>
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struct pass
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struct relational
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{
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static void test()
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{
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T1 o1(1);
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T2 o2(2);
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if ( o1 == o2 ) return;
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if ( o1 != o2 ) return;
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if ( o1 < o2 ) return;
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if ( o1 <= o2 ) return;
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if ( o1 > o2 ) return;
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if ( o1 >= o2 ) return;
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}
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};
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template <class T1, class T2>
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struct compare
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struct op_plus
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{
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static void test()
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{
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T1 o1 = 1;
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T2 o2 = 2;
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if (o1 == o2) return;
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T1 o1(1);
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T2 o2(2);
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T1 o3;
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o3 = +o1;
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o3 = o1 + o2;
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o1 += o2;
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}
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};
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template <class T1, class T2>
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struct op_star
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{
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static void test()
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{
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T1 o1(1);
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T2 o2(2);
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T1 o3;
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o3 = o1 * o2;
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o1 *= o2;
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}
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};
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@@ -83,54 +133,54 @@ void op_test_aux()
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Test<T1, unsigned long>::test();
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Test<T1, long long>::test();
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Test<T1, unsigned long long>::test();
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Test<T1, big8_t>::test();
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Test<T1, big16_t>::test();
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Test<T1, big24_t>::test();
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Test<T1, big32_t>::test();
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Test<T1, big40_t>::test();
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Test<T1, big48_t>::test();
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Test<T1, big56_t>::test();
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Test<T1, big64_t>::test();
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Test<T1, ubig8_t>::test();
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Test<T1, ubig16_t>::test();
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Test<T1, ubig24_t>::test();
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Test<T1, ubig32_t>::test();
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Test<T1, ubig40_t>::test();
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Test<T1, ubig48_t>::test();
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Test<T1, ubig56_t>::test();
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Test<T1, ubig64_t>::test();
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Test<T1, little8_t>::test();
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Test<T1, little16_t>::test();
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Test<T1, little24_t>::test();
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Test<T1, little32_t>::test();
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Test<T1, little40_t>::test();
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Test<T1, little48_t>::test();
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Test<T1, little56_t>::test();
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Test<T1, little64_t>::test();
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Test<T1, ulittle8_t>::test();
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Test<T1, ulittle16_t>::test();
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Test<T1, ulittle24_t>::test();
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Test<T1, ulittle32_t>::test();
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Test<T1, ulittle40_t>::test();
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Test<T1, ulittle48_t>::test();
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Test<T1, ulittle56_t>::test();
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Test<T1, ulittle64_t>::test();
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Test<T1, native8_t>::test();
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Test<T1, native16_t>::test();
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Test<T1, native24_t>::test();
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Test<T1, native32_t>::test();
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Test<T1, native40_t>::test();
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Test<T1, native48_t>::test();
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Test<T1, native56_t>::test();
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Test<T1, native64_t>::test();
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Test<T1, unative8_t>::test();
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Test<T1, unative16_t>::test();
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Test<T1, unative24_t>::test();
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Test<T1, unative32_t>::test();
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Test<T1, unative40_t>::test();
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Test<T1, unative48_t>::test();
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Test<T1, unative56_t>::test();
|
||||
Test<T1, unative64_t>::test();
|
||||
Test<T1, bi::big8_t>::test();
|
||||
Test<T1, bi::big16_t>::test();
|
||||
Test<T1, bi::big24_t>::test();
|
||||
Test<T1, bi::big32_t>::test();
|
||||
Test<T1, bi::big40_t>::test();
|
||||
Test<T1, bi::big48_t>::test();
|
||||
Test<T1, bi::big56_t>::test();
|
||||
Test<T1, bi::big64_t>::test();
|
||||
Test<T1, bi::ubig8_t>::test();
|
||||
Test<T1, bi::ubig16_t>::test();
|
||||
Test<T1, bi::ubig24_t>::test();
|
||||
Test<T1, bi::ubig32_t>::test();
|
||||
Test<T1, bi::ubig40_t>::test();
|
||||
Test<T1, bi::ubig48_t>::test();
|
||||
Test<T1, bi::ubig56_t>::test();
|
||||
Test<T1, bi::ubig64_t>::test();
|
||||
Test<T1, bi::little8_t>::test();
|
||||
Test<T1, bi::little16_t>::test();
|
||||
Test<T1, bi::little24_t>::test();
|
||||
Test<T1, bi::little32_t>::test();
|
||||
Test<T1, bi::little40_t>::test();
|
||||
Test<T1, bi::little48_t>::test();
|
||||
Test<T1, bi::little56_t>::test();
|
||||
Test<T1, bi::little64_t>::test();
|
||||
Test<T1, bi::ulittle8_t>::test();
|
||||
Test<T1, bi::ulittle16_t>::test();
|
||||
Test<T1, bi::ulittle24_t>::test();
|
||||
Test<T1, bi::ulittle32_t>::test();
|
||||
Test<T1, bi::ulittle40_t>::test();
|
||||
Test<T1, bi::ulittle48_t>::test();
|
||||
Test<T1, bi::ulittle56_t>::test();
|
||||
Test<T1, bi::ulittle64_t>::test();
|
||||
Test<T1, bi::native8_t>::test();
|
||||
Test<T1, bi::native16_t>::test();
|
||||
Test<T1, bi::native24_t>::test();
|
||||
Test<T1, bi::native32_t>::test();
|
||||
Test<T1, bi::native40_t>::test();
|
||||
Test<T1, bi::native48_t>::test();
|
||||
Test<T1, bi::native56_t>::test();
|
||||
Test<T1, bi::native64_t>::test();
|
||||
Test<T1, bi::unative8_t>::test();
|
||||
Test<T1, bi::unative16_t>::test();
|
||||
Test<T1, bi::unative24_t>::test();
|
||||
Test<T1, bi::unative32_t>::test();
|
||||
Test<T1, bi::unative40_t>::test();
|
||||
Test<T1, bi::unative48_t>::test();
|
||||
Test<T1, bi::unative56_t>::test();
|
||||
Test<T1, bi::unative64_t>::test();
|
||||
|
||||
}
|
||||
|
||||
@@ -148,68 +198,141 @@ void op_test()
|
||||
op_test_aux<Test, unsigned long>();
|
||||
op_test_aux<Test, long long>();
|
||||
op_test_aux<Test, unsigned long long>();
|
||||
op_test_aux<Test, big8_t>();
|
||||
op_test_aux<Test, big16_t>();
|
||||
op_test_aux<Test, big24_t>();
|
||||
op_test_aux<Test, big32_t>();
|
||||
op_test_aux<Test, big40_t>();
|
||||
op_test_aux<Test, big48_t>();
|
||||
op_test_aux<Test, big56_t>();
|
||||
op_test_aux<Test, big64_t>();
|
||||
op_test_aux<Test, ubig8_t>();
|
||||
op_test_aux<Test, ubig16_t>();
|
||||
op_test_aux<Test, ubig24_t>();
|
||||
op_test_aux<Test, ubig32_t>();
|
||||
op_test_aux<Test, ubig40_t>();
|
||||
op_test_aux<Test, ubig48_t>();
|
||||
op_test_aux<Test, ubig56_t>();
|
||||
op_test_aux<Test, ubig64_t>();
|
||||
op_test_aux<Test, little8_t>();
|
||||
op_test_aux<Test, little16_t>();
|
||||
op_test_aux<Test, little24_t>();
|
||||
op_test_aux<Test, little32_t>();
|
||||
op_test_aux<Test, little40_t>();
|
||||
op_test_aux<Test, little48_t>();
|
||||
op_test_aux<Test, little56_t>();
|
||||
op_test_aux<Test, little64_t>();
|
||||
op_test_aux<Test, ulittle8_t>();
|
||||
op_test_aux<Test, ulittle16_t>();
|
||||
op_test_aux<Test, ulittle24_t>();
|
||||
op_test_aux<Test, ulittle32_t>();
|
||||
op_test_aux<Test, ulittle40_t>();
|
||||
op_test_aux<Test, ulittle48_t>();
|
||||
op_test_aux<Test, ulittle56_t>();
|
||||
op_test_aux<Test, ulittle64_t>();
|
||||
op_test_aux<Test, native8_t>();
|
||||
op_test_aux<Test, native16_t>();
|
||||
op_test_aux<Test, native24_t>();
|
||||
op_test_aux<Test, native32_t>();
|
||||
op_test_aux<Test, native40_t>();
|
||||
op_test_aux<Test, native48_t>();
|
||||
op_test_aux<Test, native56_t>();
|
||||
op_test_aux<Test, native64_t>();
|
||||
op_test_aux<Test, unative8_t>();
|
||||
op_test_aux<Test, unative16_t>();
|
||||
op_test_aux<Test, unative24_t>();
|
||||
op_test_aux<Test, unative32_t>();
|
||||
op_test_aux<Test, unative40_t>();
|
||||
op_test_aux<Test, unative48_t>();
|
||||
op_test_aux<Test, unative56_t>();
|
||||
op_test_aux<Test, unative64_t>();
|
||||
op_test_aux<Test, bi::big8_t>();
|
||||
op_test_aux<Test, bi::big16_t>();
|
||||
op_test_aux<Test, bi::big24_t>();
|
||||
op_test_aux<Test, bi::big32_t>();
|
||||
op_test_aux<Test, bi::big40_t>();
|
||||
op_test_aux<Test, bi::big48_t>();
|
||||
op_test_aux<Test, bi::big56_t>();
|
||||
op_test_aux<Test, bi::big64_t>();
|
||||
op_test_aux<Test, bi::ubig8_t>();
|
||||
op_test_aux<Test, bi::ubig16_t>();
|
||||
op_test_aux<Test, bi::ubig24_t>();
|
||||
op_test_aux<Test, bi::ubig32_t>();
|
||||
op_test_aux<Test, bi::ubig40_t>();
|
||||
op_test_aux<Test, bi::ubig48_t>();
|
||||
op_test_aux<Test, bi::ubig56_t>();
|
||||
op_test_aux<Test, bi::ubig64_t>();
|
||||
op_test_aux<Test, bi::little8_t>();
|
||||
op_test_aux<Test, bi::little16_t>();
|
||||
op_test_aux<Test, bi::little24_t>();
|
||||
op_test_aux<Test, bi::little32_t>();
|
||||
op_test_aux<Test, bi::little40_t>();
|
||||
op_test_aux<Test, bi::little48_t>();
|
||||
op_test_aux<Test, bi::little56_t>();
|
||||
op_test_aux<Test, bi::little64_t>();
|
||||
op_test_aux<Test, bi::ulittle8_t>();
|
||||
op_test_aux<Test, bi::ulittle16_t>();
|
||||
op_test_aux<Test, bi::ulittle24_t>();
|
||||
op_test_aux<Test, bi::ulittle32_t>();
|
||||
op_test_aux<Test, bi::ulittle40_t>();
|
||||
op_test_aux<Test, bi::ulittle48_t>();
|
||||
op_test_aux<Test, bi::ulittle56_t>();
|
||||
op_test_aux<Test, bi::ulittle64_t>();
|
||||
op_test_aux<Test, bi::native8_t>();
|
||||
op_test_aux<Test, bi::native16_t>();
|
||||
op_test_aux<Test, bi::native24_t>();
|
||||
op_test_aux<Test, bi::native32_t>();
|
||||
op_test_aux<Test, bi::native40_t>();
|
||||
op_test_aux<Test, bi::native48_t>();
|
||||
op_test_aux<Test, bi::native56_t>();
|
||||
op_test_aux<Test, bi::native64_t>();
|
||||
op_test_aux<Test, bi::unative8_t>();
|
||||
op_test_aux<Test, bi::unative16_t>();
|
||||
op_test_aux<Test, bi::unative24_t>();
|
||||
op_test_aux<Test, bi::unative32_t>();
|
||||
op_test_aux<Test, bi::unative40_t>();
|
||||
op_test_aux<Test, bi::unative48_t>();
|
||||
op_test_aux<Test, bi::unative56_t>();
|
||||
op_test_aux<Test, bi::unative64_t>();
|
||||
}
|
||||
|
||||
int main()
|
||||
{
|
||||
|
||||
bi::endian_log = false;
|
||||
|
||||
big32_t o1(1);
|
||||
big32_t o2(2L);
|
||||
big32_t o3(3LL);
|
||||
// make sure some simple things work
|
||||
|
||||
bi::big32_t o1(1);
|
||||
bi::big32_t o2(2L);
|
||||
bi::big32_t o3(3LL);
|
||||
bi::big64_t o4(1);
|
||||
|
||||
// use cases; if BOOST_ENDIAN_LOG is defined, will output to clog info on
|
||||
// what overloads and conversions are actually being performed.
|
||||
|
||||
bi::endian_log = true;
|
||||
|
||||
std::clog << "set up test values\n";
|
||||
bi::big32_t big(12345);
|
||||
bi::ulittle16_t ulittle(10);
|
||||
bi::big64_t result;
|
||||
|
||||
|
||||
std::clog << "\nresult = +big\n";
|
||||
result = +big;
|
||||
|
||||
std::clog << "\nresult = -big\n";
|
||||
result = -big;
|
||||
|
||||
std::clog << "\n++big\n";
|
||||
++big;
|
||||
|
||||
std::clog << "\nresult = big++\n";
|
||||
big++;
|
||||
|
||||
std::clog << "\n--big\n";
|
||||
--big;
|
||||
|
||||
std::clog << "\nbig--\n";
|
||||
big--;
|
||||
|
||||
std::clog << "\nresult = big * big\n";
|
||||
result = big * big;
|
||||
|
||||
std::clog << "\nresult = big * big\n";
|
||||
result = big * big;
|
||||
|
||||
std::clog << "\nresult = big * ulittle\n";
|
||||
result = big * ulittle;
|
||||
|
||||
std::clog << "\nbig *= ulittle\n";
|
||||
big *= ulittle;
|
||||
|
||||
std::clog << "\nresult = ulittle * big\n";
|
||||
result = ulittle * big;
|
||||
|
||||
std::clog << "\nresult = big * 5\n";
|
||||
result = big * 5;
|
||||
|
||||
std::clog << "\nbig *= 5\n";
|
||||
big *= 5;
|
||||
|
||||
std::clog << "\nresult = 5 * big\n";
|
||||
result = 5 * big;
|
||||
|
||||
std::clog << "\nresult = ulittle * 5\n";
|
||||
result = ulittle * 5;
|
||||
|
||||
std::clog << "\nresult = 5 * ulittle\n";
|
||||
result = 5 * ulittle;
|
||||
|
||||
std::clog << "\nresult = 5 * 10\n";
|
||||
result = 5 * 10;
|
||||
std::clog << "\n";
|
||||
|
||||
bi::endian_log = false;
|
||||
|
||||
// perform the indicated test on ~60*60 operand types
|
||||
|
||||
op_test<default_construct>();
|
||||
op_test<construct>();
|
||||
op_test<construct>(); // includes copy construction
|
||||
op_test<initialize>();
|
||||
op_test<assign>();
|
||||
op_test<pass>();
|
||||
op_test<compare>();
|
||||
op_test<relational>();
|
||||
op_test<op_plus>();
|
||||
op_test<op_star>();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
@@ -1,6 +1,6 @@
|
||||
// endian_test.cpp ---------------------------------------------------------//
|
||||
|
||||
// Copyright Beman Dawes, 1999-2006
|
||||
// Copyright Beman Dawes, 1999-2008
|
||||
|
||||
// Distributed under the Boost Software License, Version 1.0. (See accompanying
|
||||
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
||||
@@ -9,6 +9,13 @@
|
||||
|
||||
//----------------------------------------------------------------------------//
|
||||
|
||||
// This test probes for correct endianess, size, and value.
|
||||
|
||||
// See endian_operations_test for tests of operator correctness and interaction
|
||||
// between operand types.
|
||||
|
||||
//----------------------------------------------------------------------------//
|
||||
|
||||
#include <boost/integer/endian.hpp>
|
||||
#include <boost/cstdint.hpp>
|
||||
#include <boost/progress.hpp>
|
||||
@@ -19,9 +26,10 @@
|
||||
#include <cstdlib> // for atoi(), exit()
|
||||
#include <cstring> // for memcmp()
|
||||
|
||||
using namespace std; // not the best programming practice, but I
|
||||
using namespace std; // Not the best programming practice, but I
|
||||
using namespace boost; // want to verify this combination of using
|
||||
using namespace boost::integer; // namespaces works.
|
||||
using namespace boost::integer; // namespaces works. See endian_operations_test
|
||||
// // for tests that don't do "using namespace".
|
||||
|
||||
#define VERIFY(predicate) verify( predicate, __LINE__ )
|
||||
#define VERIFY_SIZE(actual, expected) verify_size( actual, expected, __LINE__ )
|
||||
@@ -72,8 +80,8 @@ namespace
|
||||
void verify_representation( bool is_big, int line )
|
||||
{
|
||||
int silence = 0;
|
||||
Endian x = static_cast<typename Endian::value_type>
|
||||
(0x123456789abcdef0LL + silence); // will truncate
|
||||
Endian x ( static_cast<typename Endian::value_type>
|
||||
(0x123456789abcdef0LL + silence) ); // will truncate
|
||||
|
||||
if ( is_big )
|
||||
verify( memcmp( &x,
|
||||
@@ -93,8 +101,6 @@ namespace
|
||||
# endif
|
||||
}
|
||||
|
||||
|
||||
|
||||
// detect_endianness -----------------------------------------------------//
|
||||
|
||||
void detect_endianness()
|
||||
|
||||
Reference in New Issue
Block a user