62 lines
2.5 KiB
C++
62 lines
2.5 KiB
C++
/*=============================================================================
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Copyright (c) 2001-2012 Joel de Guzman
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Copyright (c) 2001-2011 Hartmut Kaiser
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Copyright (c) 2011 Bryce Lelbach
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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 !defined(BOOST_SPIRIT_TEST_X3_INT_HPP)
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#define BOOST_SPIRIT_TEST_X3_INT_HPP
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#include <climits>
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#include <boost/detail/lightweight_test.hpp>
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#include <boost/spirit/home/x3/numeric/int.hpp>
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#include "test.hpp"
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///////////////////////////////////////////////////////////////////////////////
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//
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// *** BEWARE PLATFORM DEPENDENT!!! ***
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// *** The following assumes 32 bit or 64 bit integers and 64 bit long longs.
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// *** Modify these constant strings when appropriate.
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//
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///////////////////////////////////////////////////////////////////////////////
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static_assert(sizeof(long long) == 8, "unexpected long long size");
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#if INT_MAX != LLONG_MAX
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static_assert(sizeof(int) == 4, "unexpected int size");
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char const* max_int = "2147483647";
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char const* int_overflow = "2147483648";
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char const* min_int = "-2147483648";
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char const* int_underflow = "-2147483649";
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#else
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static_assert(sizeof(int) == 8, "unexpected int size");
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char const* max_int = "9223372036854775807";
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char const* int_overflow = "9223372036854775808";
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char const* min_int = "-9223372036854775808";
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char const* int_underflow = "-9223372036854775809";
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#endif
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char const* max_long_long = "9223372036854775807";
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char const* long_long_overflow = "9223372036854775808";
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char const* min_long_long = "-9223372036854775808";
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char const* long_long_underflow = "-9223372036854775809";
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///////////////////////////////////////////////////////////////////////////////
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// A custom int type
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struct custom_int
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{
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int n;
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custom_int() : n(0) {}
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explicit custom_int(int n_) : n(n_) {}
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custom_int& operator=(int n_) { n = n_; return *this; }
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friend bool operator==(custom_int a, custom_int b) { return a.n == b.n; }
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friend bool operator==(custom_int a, int b) { return a.n == b; }
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friend custom_int operator*(custom_int a, custom_int b) { return custom_int(a.n * b.n); }
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friend custom_int operator+(custom_int a, custom_int b) { return custom_int(a.n + b.n); }
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friend custom_int operator-(custom_int a, custom_int b) { return custom_int(a.n - b.n); }
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};
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#endif
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