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Added support for exact width integer type to int_t and uint_t

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Updated docs to match.
Fixes #1225.

[SVN r57941]
This commit is contained in:
John Maddock
2009-11-26 11:08:27 +00:00
parent ca84baa55d
commit ac155d3843
9 changed files with 338 additions and 338 deletions
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4
doc/html/boost_integer/history.html
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@ -26,7 +26,7 @@
<a name="boost_integer.history"></a><a class="link" href="history.html" title="History"> History</a>
</h2></div></div></div>
<a name="boost_integer.history.1_42_0"></a><h5>
<a name="id677364"></a>
<a name="id785558"></a>
<a class="link" href="history.html#boost_integer.history.1_42_0">1.42.0</a>
</h5>
<div class="itemizedlist"><ul type="disc">
@ -55,7 +55,7 @@
</li>
</ul></div>
<a name="boost_integer.history.1_32_0"></a><h5>
<a name="id677466"></a>
<a name="id785660"></a>
<a class="link" href="history.html#boost_integer.history.1_32_0">1.32.0</a>
</h5>
<div class="itemizedlist"><ul type="disc"><li>

14
doc/html/boost_integer/integer.html
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@ -61,6 +61,8 @@
</span> <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">int</span> <span class="identifier">Bits</span><span class="special">&gt;</span>
<span class="keyword">struct</span> <span class="identifier">int_t</span>
<span class="special">{</span>
<span class="comment">/* Member exact may or may not be defined depending upon Bits */</span>
<span class="keyword">typedef</span> <span class="emphasis"><em>implementation-defined-type</em></span> <span class="identifier">exact</span><span class="special">;</span>
<span class="keyword">typedef</span> <span class="emphasis"><em>implementation-defined-type</em></span> <span class="identifier">least</span><span class="special">;</span>
<span class="keyword">typedef</span> <span class="identifier">int_fast_t</span><span class="special">&lt;</span><span class="identifier">least</span><span class="special">&gt;::</span><span class="identifier">fast</span> <span class="identifier">fast</span><span class="special">;</span>
<span class="special">};</span>
@ -69,6 +71,8 @@
</span> <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">int</span> <span class="identifier">Bits</span><span class="special">&gt;</span>
<span class="keyword">struct</span> <span class="identifier">uint_t</span>
<span class="special">{</span>
<span class="comment">/* Member exact may or may not be defined depending upon Bits */</span>
<span class="keyword">typedef</span> <span class="emphasis"><em>implementation-defined-type</em></span> <span class="identifier">exact</span><span class="special">;</span>
<span class="keyword">typedef</span> <span class="emphasis"><em>implementation-defined-type</em></span> <span class="identifier">least</span><span class="special">;</span>
<span class="keyword">typedef</span> <span class="identifier">int_fast_t</span><span class="special">&lt;</span><span class="identifier">least</span><span class="special">&gt;::</span><span class="identifier">fast</span> <span class="identifier">fast</span><span class="special">;</span>
<span class="special">};</span>
@ -136,7 +140,7 @@
<code class="literal">fast</code>. The following table describes each template's criteria.
</p>
<div class="table">
<a name="id673121"></a><p class="title"><b>Table<EFBFBD>1.<2E>Criteria for the Sized Type Class Templates</b></p>
<a name="id781298"></a><p class="title"><b>Table<EFBFBD>1.<2E>Criteria for the Sized Type Class Templates</b></p>
<div class="table-contents"><table class="table" summary="Criteria for the Sized Type Class Templates">
<colgroup>
<col>
@ -166,7 +170,9 @@
The smallest built-in signed integral type with at least <span class="emphasis"><em>N</em></span>
bits, including the sign bit. The parameter should be a positive number.
A compile-time error results if the parameter is larger than the number
of bits in the largest integer type.
of bits in the largest integer type. Note that the member <span class="emphasis"><em>exact</em></span>
is defined <span class="bold"><strong>only</strong></span> if there is a type
with exactly N bits.
</p>
</td>
</tr>
@ -181,7 +187,9 @@
The smallest built-in unsigned integral type with at least <span class="emphasis"><em>N</em></span>
bits. The parameter should be a positive number. A compile-time error
results if the parameter is larger than the number of bits in the largest
integer type.
integer type. Note that the member <span class="emphasis"><em>exact</em></span> is defined
<span class="bold"><strong>only</strong></span> if there is a type with exactly
N bits.
</p>
</td>
</tr>

4
doc/html/boost_integer/mask.html
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@ -105,7 +105,7 @@
of <code class="literal">high_bit_mask_t</code>.
</p>
<div class="table">
<a name="id674116"></a><p class="title"><b>Table<EFBFBD>2.<2E>Members of the `boost::high_bit_mask_t` Class Template</b></p>
<a name="id782311"></a><p class="title"><b>Table<EFBFBD>2.<2E>Members of the `boost::high_bit_mask_t` Class Template</b></p>
<div class="table-contents"><table class="table" summary="Members of the `boost::high_bit_mask_t` Class Template">
<colgroup>
<col>
@ -205,7 +205,7 @@
the members of an instantiation of <code class="literal">low_bits_mask_t</code>.
</p>
<div class="table">
<a name="id674318"></a><p class="title"><b>Table<EFBFBD>3.<2E>Members of the [^boost::low_bits_mask_t] Class Template</b></p>
<a name="id782512"></a><p class="title"><b>Table<EFBFBD>3.<2E>Members of the [^boost::low_bits_mask_t] Class Template</b></p>
<div class="table-contents"><table class="table" summary="Members of the [^boost::low_bits_mask_t] Class Template">
<colgroup>
<col>

4
doc/html/index.html
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@ -40,7 +40,7 @@
<div><p class="copyright">Copyright <20> 2001 -2009 Beman Dawes, Daryle Walker, Gennaro Prota,
John Maddock</p></div>
<div><div class="legalnotice">
<a name="id662860"></a><p>
<a name="id770995"></a><p>
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
</p>
@ -229,7 +229,7 @@
</div>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"><p><small>Last revised: November 25, 2009 at 12:02:32 GMT</small></p></td>
<td align="left"><p><small>Last revised: November 26, 2009 at 11:06:43 GMT</small></p></td>
<td align="right"><div class="copyright-footer"></div></td>
</tr></table>
<hr>

11
doc/integer.qbk
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@ -282,6 +282,8 @@ This facility is particularly useful for solving generic programming problems.
template<int Bits>
struct int_t
{
/* Member exact may or may not be defined depending upon Bits */
typedef ``['implementation-defined-type]`` exact;
typedef ``['implementation-defined-type]`` least;
typedef int_fast_t<least>::fast fast;
};
@ -290,6 +292,8 @@ This facility is particularly useful for solving generic programming problems.
template<int Bits>
struct uint_t
{
/* Member exact may or may not be defined depending upon Bits */
typedef ``['implementation-defined-type]`` exact;
typedef ``['implementation-defined-type]`` least;
typedef int_fast_t<least>::fast fast;
};
@ -351,13 +355,16 @@ The following table describes each template's criteria.
[[^boost::int_t<N>]]
[The smallest built-in signed integral type with at least /N/ bits, including the sign bit.
The parameter should be a positive number. A compile-time error results if the parameter is
larger than the number of bits in the largest integer type.]
larger than the number of bits in the largest integer type. Note that the member /exact/ is defined
[*only] if there is a type with exactly N bits.]
]
[
[[^boost::uint_t<N>]]
[The smallest built-in unsigned integral type with at least /N/ bits.
The parameter should be a positive number. A compile-time error results if the
parameter is larger than the number of bits in the largest integer type.]
parameter is larger than the number of bits in the largest integer type.
Note that the member /exact/ is defined
[*only] if there is a type with exactly N bits.]
]
[
[[^boost::int_max_value_t<V>]]

45
include/boost/integer.hpp
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@ -21,6 +21,18 @@
#include <boost/limits.hpp> // for ::std::numeric_limits
#include <boost/cstdint.hpp> // for boost::int64_t and BOOST_NO_INTEGRAL_INT64_T
//
// We simply cannot include this header on gcc without getting copious warnings of the kind:
//
// boost/integer.hpp:77:30: warning: use of C99 long long integer constant
//
// And yet there is no other reasonable implementation, so we declare this a system header
// to suppress these warnings.
//
#if defined(__GNUC__) && (__GNUC__ >= 4)
#pragma GCC system_header
#endif
namespace boost
{
@ -54,13 +66,42 @@ namespace boost
template<> struct int_least_helper<9> { typedef unsigned short least; };
template<> struct int_least_helper<10> { typedef unsigned char least; };
template <int Bits>
struct exact_signed_base_helper{};
template <int Bits>
struct exact_unsigned_base_helper{};
template <> struct exact_signed_base_helper<sizeof(signed char)* CHAR_BIT> { typedef signed char exact; };
template <> struct exact_unsigned_base_helper<sizeof(unsigned char)* CHAR_BIT> { typedef unsigned char exact; };
#if USHRT_MAX != UCHAR_MAX
template <> struct exact_signed_base_helper<sizeof(short)* CHAR_BIT> { typedef short exact; };
template <> struct exact_unsigned_base_helper<sizeof(unsigned short)* CHAR_BIT> { typedef unsigned short exact; };
#endif
#if UINT_MAX != USHRT_MAX
template <> struct exact_signed_base_helper<sizeof(int)* CHAR_BIT> { typedef int exact; };
template <> struct exact_unsigned_base_helper<sizeof(unsigned int)* CHAR_BIT> { typedef unsigned int exact; };
#endif
#if ULONG_MAX != UINT_MAX
template <> struct exact_signed_base_helper<sizeof(long)* CHAR_BIT> { typedef long exact; };
template <> struct exact_unsigned_base_helper<sizeof(unsigned long)* CHAR_BIT> { typedef unsigned long exact; };
#endif
#if defined(BOOST_HAS_LONG_LONG) &&\
((defined(ULLONG_MAX) && (ULLONG_MAX != ULONG_MAX)) ||\
(defined(ULONG_LONG_MAX) && (ULONG_LONG_MAX != ULONG_MAX)) ||\
(defined(ULONGLONG_MAX) && (ULONGLONG_MAX != ULONG_MAX)) ||\
(defined(_ULLONG_MAX) && (_ULLONG_MAX != ULONG_MAX)))
template <> struct exact_signed_base_helper<sizeof(long long)* CHAR_BIT> { typedef long long exact; };
template <> struct exact_unsigned_base_helper<sizeof(unsigned long long)* CHAR_BIT> { typedef unsigned long long exact; };
#endif
} // namespace detail
// integer templates specifying number of bits ---------------------------//
// signed
template< int Bits > // bits (including sign) required
struct int_t
struct int_t : public detail::exact_signed_base_helper<Bits>
{
typedef typename detail::int_least_helper
<
@ -79,7 +120,7 @@ namespace boost
// unsigned
template< int Bits > // bits required
struct uint_t
struct uint_t : public detail::exact_unsigned_base_helper<Bits>
{
typedef typename detail::int_least_helper
<

6
test/Jamfile.v2
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@ -5,11 +5,11 @@
import testing ;
test-suite integer
: [ run cstdint_test.cpp ]
[ run integer_test.cpp
/boost/test//minimal ]
: [ run cstdint_test.cpp /boost/test//minimal ]
[ run integer_traits_test.cpp
/boost/test//boost_test_exec_monitor ]
[ run integer_test.cpp
/boost/test//minimal ]
[ run integer_mask_test.cpp
/boost/test//minimal ]
[ run static_log2_test.cpp

120
test/cstdint_test.cpp
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@ -13,17 +13,10 @@
// 23 Sep 00 Added INTXX_C constant macro support + int64_t support (John Maddock).
// 28 Jun 00 Initial version
#define __STDC_CONSTANT_MACROS
#include <cassert>
#include <iostream>
#include <boost/cstdint.hpp>
#include <boost/test/minimal.hpp>
#ifdef NDEBUG
int main()
{
std::cout << "This test makes no sense with NDEBUG defined.\n";
return 0;
}
#else
#ifndef BOOST_NO_INCLASS_MEMBER_INITIALIZATION
//
@ -62,24 +55,24 @@ struct integral_constant_checker
void integral_constant_checker::check()
{
assert( int8 == -127 );
assert( int_least8 == -127 );
assert( int_fast8 == -127 );
assert( uint8 == 255u );
assert( uint_least8 == 255u );
assert( uint_fast8 == 255u );
assert( int16 == -32767 );
assert( int_least16 == -32767 );
assert( int_fast16 == -32767 );
assert( uint16 == 65535u );
assert( uint_least16 == 65535u );
assert( uint_fast16 == 65535u );
assert( int32 == -2147483647 );
assert( int_least32 == -2147483647 );
assert( int_fast32 == -2147483647 );
assert( uint32 == 4294967295u );
assert( uint_least32 == 4294967295u );
assert( uint_fast32 == 4294967295u );
BOOST_CHECK( int8 == -127 );
BOOST_CHECK( int_least8 == -127 );
BOOST_CHECK( int_fast8 == -127 );
BOOST_CHECK( uint8 == 255u );
BOOST_CHECK( uint_least8 == 255u );
BOOST_CHECK( uint_fast8 == 255u );
BOOST_CHECK( int16 == -32767 );
BOOST_CHECK( int_least16 == -32767 );
BOOST_CHECK( int_fast16 == -32767 );
BOOST_CHECK( uint16 == 65535u );
BOOST_CHECK( uint_least16 == 65535u );
BOOST_CHECK( uint_fast16 == 65535u );
BOOST_CHECK( int32 == -2147483647 );
BOOST_CHECK( int_least32 == -2147483647 );
BOOST_CHECK( int_fast32 == -2147483647 );
BOOST_CHECK( uint32 == 4294967295u );
BOOST_CHECK( uint_least32 == 4294967295u );
BOOST_CHECK( uint_fast32 == 4294967295u );
}
#endif // BOOST_NO_INCLASS_MEMBER_INITIALIZATION
@ -108,10 +101,10 @@ void integral_constant_type_check(T1, T2)
// if we have a native stdint.h
// then the INTXX_C macros may define
// a type that's wider than required:
assert(sizeof(T1) <= sizeof(T2));
BOOST_CHECK(sizeof(T1) <= sizeof(T2));
#else
assert(sizeof(T1) == sizeof(T2));
assert(t1 == t2);
BOOST_CHECK(sizeof(T1) == sizeof(T2));
BOOST_CHECK(t1 == t2);
#endif
#if defined(BOOST_HAS_STDINT_H)
// native headers are permitted to promote small
@ -119,22 +112,22 @@ void integral_constant_type_check(T1, T2)
if(sizeof(T1) >= sizeof(int))
{
if(t1 > 0)
assert(t2 > 0);
BOOST_CHECK(t2 > 0);
else
assert(!(t2 > 0));
BOOST_CHECK(!(t2 > 0));
}
else if(t1 < 0)
assert(!(t2 > 0));
BOOST_CHECK(!(t2 > 0));
#else
if(t1 > 0)
assert(t2 > 0);
BOOST_CHECK(t2 > 0);
else
assert(!(t2 > 0));
BOOST_CHECK(!(t2 > 0));
#endif
}
int main()
int test_main(int, char*[])
{
#ifndef BOOST_NO_INCLASS_MEMBER_INITIALIZATION
integral_constant_checker::check();
@ -193,41 +186,40 @@ int main()
boost::uintmax_t uintmax = UINTMAX_C(4294967295);
#endif
assert( int8 == -127 );
assert( int_least8 == -127 );
assert( int_fast8 == -127 );
assert( uint8 == 255u );
assert( uint_least8 == 255u );
assert( uint_fast8 == 255u );
assert( int16 == -32767 );
assert( int_least16 == -32767 );
assert( int_fast16 == -32767 );
assert( uint16 == 65535u );
assert( uint_least16 == 65535u );
assert( uint_fast16 == 65535u );
assert( int32 == -2147483647 );
assert( int_least32 == -2147483647 );
assert( int_fast32 == -2147483647 );
assert( uint32 == 4294967295u );
assert( uint_least32 == 4294967295u );
assert( uint_fast32 == 4294967295u );
BOOST_CHECK( int8 == -127 );
BOOST_CHECK( int_least8 == -127 );
BOOST_CHECK( int_fast8 == -127 );
BOOST_CHECK( uint8 == 255u );
BOOST_CHECK( uint_least8 == 255u );
BOOST_CHECK( uint_fast8 == 255u );
BOOST_CHECK( int16 == -32767 );
BOOST_CHECK( int_least16 == -32767 );
BOOST_CHECK( int_fast16 == -32767 );
BOOST_CHECK( uint16 == 65535u );
BOOST_CHECK( uint_least16 == 65535u );
BOOST_CHECK( uint_fast16 == 65535u );
BOOST_CHECK( int32 == -2147483647 );
BOOST_CHECK( int_least32 == -2147483647 );
BOOST_CHECK( int_fast32 == -2147483647 );
BOOST_CHECK( uint32 == 4294967295u );
BOOST_CHECK( uint_least32 == 4294967295u );
BOOST_CHECK( uint_fast32 == 4294967295u );
#ifndef BOOST_NO_INT64_T
assert( int64 == INT64_C(-9223372036854775807) );
assert( int_least64 == INT64_C(-9223372036854775807) );
assert( int_fast64 == INT64_C(-9223372036854775807) );
assert( uint64 == UINT64_C(18446744073709551615) );
assert( uint_least64 == UINT64_C(18446744073709551615) );
assert( uint_fast64 == UINT64_C(18446744073709551615) );
assert( intmax == INT64_C(-9223372036854775807) );
assert( uintmax == UINT64_C(18446744073709551615) );
BOOST_CHECK( int64 == INT64_C(-9223372036854775807) );
BOOST_CHECK( int_least64 == INT64_C(-9223372036854775807) );
BOOST_CHECK( int_fast64 == INT64_C(-9223372036854775807) );
BOOST_CHECK( uint64 == UINT64_C(18446744073709551615) );
BOOST_CHECK( uint_least64 == UINT64_C(18446744073709551615) );
BOOST_CHECK( uint_fast64 == UINT64_C(18446744073709551615) );
BOOST_CHECK( intmax == INT64_C(-9223372036854775807) );
BOOST_CHECK( uintmax == UINT64_C(18446744073709551615) );
#else
assert( intmax == -2147483647 );
assert( uintmax == 4294967295u );
BOOST_CHECK( intmax == -2147483647 );
BOOST_CHECK( uintmax == 4294967295u );
#endif
std::cout << "OK\n";
return 0;
}
#endif

468
test/integer_test.cpp
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@ -1,6 +1,9 @@
// boost integer.hpp test program ------------------------------------------//
// Copyright Beman Dawes 1999. Distributed under the Boost
// Copyright Beman Dawes 1999.
// Copyright Daryle Walker 2001.
// Copyright John Maddock 2009.
// 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)
@ -13,10 +16,8 @@
// 31 Aug 99 Initial version
#include <boost/test/minimal.hpp> // for main, BOOST_CHECK
#include <boost/config.hpp> // for BOOST_NO_USING_TEMPLATE
#include <boost/cstdlib.hpp> // for boost::exit_success
#include <boost/integer.hpp> // for boost::int_t, boost::uint_t
#include <boost/type_traits/is_same.hpp>
#include <climits> // for ULONG_MAX, LONG_MAX, LONG_MIN
#include <iostream> // for std::cout (std::endl indirectly)
@ -25,271 +26,222 @@
#ifdef BOOST_MSVC
#pragma warning(disable:4127) // conditional expression is constant
#endif
// Control if the names of the types for each version
// of the integer templates will be printed.
#ifndef CONTROL_SHOW_TYPES
#define CONTROL_SHOW_TYPES 0
//
// Keep track of error count, so we can print out detailed
// info only if we need it:
//
unsigned last_error_count = 0;
//
// Helpers to print out the name of a type,
// we use these as typeid(X).name() doesn't always
// return a human readable string:
//
template <class T> const char* get_name_of_type(T){ return typeid(T).name(); }
const char* get_name_of_type(signed char){ return "signed char"; }
const char* get_name_of_type(unsigned char){ return "unsigned char"; }
const char* get_name_of_type(short){ return "short"; }
const char* get_name_of_type(unsigned short){ return "unsigned short"; }
const char* get_name_of_type(int){ return "int"; }
const char* get_name_of_type(unsigned int){ return "unsigned int"; }
const char* get_name_of_type(long){ return "long"; }
const char* get_name_of_type(unsigned long){ return "unsigned long"; }
#ifdef BOOST_HAS_LONG_LONG
const char* get_name_of_type(long long){ return "long long"; }
const char* get_name_of_type(unsigned long long){ return "unsigned long long"; }
#endif
// If specializations have not already been done, then we can confirm
// the effects of the "fast" types by making a specialization.
namespace boost
template <int Bits>
void do_test_exact(boost::mpl::true_ const&)
{
template < >
struct int_fast_t< short >
{
typedef long fast;
};
// Test the ::exact member:
typedef typename boost::int_t<Bits>::exact int_exact;
typedef typename boost::uint_t<Bits>::exact uint_exact;
typedef typename boost::int_t<Bits>::least least_int;
typedef typename boost::uint_t<Bits>::least least_uint;
BOOST_CHECK((boost::is_same<int_exact, least_int>::value));
BOOST_CHECK((boost::is_same<uint_exact, least_uint>::value));
}
template <int Bits>
void do_test_exact(boost::mpl::false_ const&)
{
// Nothing to do, type does not have an ::extact member.
}
// Show the types of an integer template version
#if CONTROL_SHOW_TYPES
#define SHOW_TYPE(Template, Number, Type) ::std::cout << "Type \"" \
#Template "<" #Number ">::" #Type "\" is \"" << typeid(Template < \
Number > :: Type).name() << ".\"\n"
#else
#define SHOW_TYPE(Template, Number, Type)
template <int Bits>
void do_test_bits()
{
//
// Recurse to next smallest number of bits:
//
do_test_bits<Bits - 1>();
//
// Test exact types if we have them:
//
do_test_exact<Bits>(
boost::mpl::bool_<
(sizeof(unsigned char) * CHAR_BIT == Bits)
|| (sizeof(unsigned short) * CHAR_BIT == Bits)
|| (sizeof(unsigned int) * CHAR_BIT == Bits)
|| (sizeof(unsigned long) * CHAR_BIT == Bits)
#ifdef BOOST_HAS_LONG_LONG
|| (sizeof(unsigned long long) * CHAR_BIT == Bits)
#endif
>());
//
// We need to check all aspects of the members of int_t<Bits> and uint_t<Bits>:
//
typedef typename boost::int_t<Bits>::least least_int;
typedef typename boost::int_t<Bits>::least fast_int;
typedef typename boost::uint_t<Bits>::least least_uint;
typedef typename boost::uint_t<Bits>::fast fast_uint;
#define SHOW_TYPES(Template, Type) SHOW_TYPE(Template, 32, Type); \
SHOW_TYPE(Template, 31, Type); SHOW_TYPE(Template, 30, Type); \
SHOW_TYPE(Template, 29, Type); SHOW_TYPE(Template, 28, Type); \
SHOW_TYPE(Template, 27, Type); SHOW_TYPE(Template, 26, Type); \
SHOW_TYPE(Template, 25, Type); SHOW_TYPE(Template, 24, Type); \
SHOW_TYPE(Template, 23, Type); SHOW_TYPE(Template, 22, Type); \
SHOW_TYPE(Template, 21, Type); SHOW_TYPE(Template, 20, Type); \
SHOW_TYPE(Template, 19, Type); SHOW_TYPE(Template, 18, Type); \
SHOW_TYPE(Template, 17, Type); SHOW_TYPE(Template, 16, Type); \
SHOW_TYPE(Template, 15, Type); SHOW_TYPE(Template, 14, Type); \
SHOW_TYPE(Template, 13, Type); SHOW_TYPE(Template, 12, Type); \
SHOW_TYPE(Template, 11, Type); SHOW_TYPE(Template, 10, Type); \
SHOW_TYPE(Template, 9, Type); SHOW_TYPE(Template, 8, Type); \
SHOW_TYPE(Template, 7, Type); SHOW_TYPE(Template, 6, Type); \
SHOW_TYPE(Template, 5, Type); SHOW_TYPE(Template, 4, Type); \
SHOW_TYPE(Template, 3, Type); SHOW_TYPE(Template, 2, Type); \
SHOW_TYPE(Template, 1, Type); SHOW_TYPE(Template, 0, Type)
if(std::numeric_limits<least_int>::is_specialized)
{
BOOST_CHECK(std::numeric_limits<least_int>::digits + 1 >= Bits);
}
if(std::numeric_limits<least_uint>::is_specialized)
{
BOOST_CHECK(std::numeric_limits<least_uint>::digits >= Bits);
}
BOOST_CHECK(sizeof(least_int) * CHAR_BIT >= Bits);
BOOST_CHECK(sizeof(least_uint) * CHAR_BIT >= Bits);
BOOST_CHECK(sizeof(fast_int) >= sizeof(least_int));
BOOST_CHECK(sizeof(fast_uint) >= sizeof(least_uint));
//
// There should be no type smaller than least_* that also has enough bits:
//
if(!boost::is_same<signed char, least_int>::value)
{
BOOST_CHECK(std::numeric_limits<signed char>::digits < Bits);
if(!boost::is_same<short, least_int>::value)
{
BOOST_CHECK(std::numeric_limits<short>::digits < Bits);
if(!boost::is_same<int, least_int>::value)
{
BOOST_CHECK(std::numeric_limits<int>::digits < Bits);
if(!boost::is_same<long, least_int>::value)
{
BOOST_CHECK(std::numeric_limits<long>::digits < Bits);
}
}
}
}
// And again, but unsigned:
if(!boost::is_same<unsigned char, least_uint>::value)
{
BOOST_CHECK(std::numeric_limits<unsigned char>::digits < Bits);
if(!boost::is_same<unsigned short, least_uint>::value)
{
BOOST_CHECK(std::numeric_limits<unsigned short>::digits < Bits);
if(!boost::is_same<unsigned int, least_uint>::value)
{
BOOST_CHECK(std::numeric_limits<unsigned int>::digits < Bits);
if(!boost::is_same<unsigned long, least_uint>::value)
{
BOOST_CHECK(std::numeric_limits<unsigned long>::digits < Bits);
}
}
}
}
#define SHOW_SHIFTED_TYPE(Template, Number, Type) SHOW_TYPE(Template, (1UL << Number), Type)
#define SHOW_SHIFTED_TYPES(Template, Type) SHOW_SHIFTED_TYPE(Template, 30, Type); \
SHOW_SHIFTED_TYPE(Template, 29, Type); SHOW_SHIFTED_TYPE(Template, 28, Type); \
SHOW_SHIFTED_TYPE(Template, 27, Type); SHOW_SHIFTED_TYPE(Template, 26, Type); \
SHOW_SHIFTED_TYPE(Template, 25, Type); SHOW_SHIFTED_TYPE(Template, 24, Type); \
SHOW_SHIFTED_TYPE(Template, 23, Type); SHOW_SHIFTED_TYPE(Template, 22, Type); \
SHOW_SHIFTED_TYPE(Template, 21, Type); SHOW_SHIFTED_TYPE(Template, 20, Type); \
SHOW_SHIFTED_TYPE(Template, 19, Type); SHOW_SHIFTED_TYPE(Template, 18, Type); \
SHOW_SHIFTED_TYPE(Template, 17, Type); SHOW_SHIFTED_TYPE(Template, 16, Type); \
SHOW_SHIFTED_TYPE(Template, 15, Type); SHOW_SHIFTED_TYPE(Template, 14, Type); \
SHOW_SHIFTED_TYPE(Template, 13, Type); SHOW_SHIFTED_TYPE(Template, 12, Type); \
SHOW_SHIFTED_TYPE(Template, 11, Type); SHOW_SHIFTED_TYPE(Template, 10, Type); \
SHOW_SHIFTED_TYPE(Template, 9, Type); SHOW_SHIFTED_TYPE(Template, 8, Type); \
SHOW_SHIFTED_TYPE(Template, 7, Type); SHOW_SHIFTED_TYPE(Template, 6, Type); \
SHOW_SHIFTED_TYPE(Template, 5, Type); SHOW_SHIFTED_TYPE(Template, 4, Type); \
SHOW_SHIFTED_TYPE(Template, 3, Type); SHOW_SHIFTED_TYPE(Template, 2, Type); \
SHOW_SHIFTED_TYPE(Template, 1, Type); SHOW_SHIFTED_TYPE(Template, 0, Type)
#define SHOW_POS_SHIFTED_TYPE(Template, Number, Type) SHOW_TYPE(Template, +(1L << Number), Type)
#define SHOW_POS_SHIFTED_TYPES(Template, Type) SHOW_POS_SHIFTED_TYPE(Template, 30, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 29, Type); SHOW_POS_SHIFTED_TYPE(Template, 28, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 27, Type); SHOW_POS_SHIFTED_TYPE(Template, 26, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 25, Type); SHOW_POS_SHIFTED_TYPE(Template, 24, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 23, Type); SHOW_POS_SHIFTED_TYPE(Template, 22, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 21, Type); SHOW_POS_SHIFTED_TYPE(Template, 20, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 19, Type); SHOW_POS_SHIFTED_TYPE(Template, 18, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 17, Type); SHOW_POS_SHIFTED_TYPE(Template, 16, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 15, Type); SHOW_POS_SHIFTED_TYPE(Template, 14, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 13, Type); SHOW_POS_SHIFTED_TYPE(Template, 12, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 11, Type); SHOW_POS_SHIFTED_TYPE(Template, 10, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 9, Type); SHOW_POS_SHIFTED_TYPE(Template, 8, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 7, Type); SHOW_POS_SHIFTED_TYPE(Template, 6, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 5, Type); SHOW_POS_SHIFTED_TYPE(Template, 4, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 3, Type); SHOW_POS_SHIFTED_TYPE(Template, 2, Type); \
SHOW_POS_SHIFTED_TYPE(Template, 1, Type); SHOW_POS_SHIFTED_TYPE(Template, 0, Type)
#define SHOW_NEG_SHIFTED_TYPE(Template, Number, Type) SHOW_TYPE(Template, -(1L << Number), Type)
#define SHOW_NEG_SHIFTED_TYPES(Template, Type) SHOW_NEG_SHIFTED_TYPE(Template, 30, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 29, Type); SHOW_NEG_SHIFTED_TYPE(Template, 28, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 27, Type); SHOW_NEG_SHIFTED_TYPE(Template, 26, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 25, Type); SHOW_NEG_SHIFTED_TYPE(Template, 24, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 23, Type); SHOW_NEG_SHIFTED_TYPE(Template, 22, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 21, Type); SHOW_NEG_SHIFTED_TYPE(Template, 20, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 19, Type); SHOW_NEG_SHIFTED_TYPE(Template, 18, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 17, Type); SHOW_NEG_SHIFTED_TYPE(Template, 16, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 15, Type); SHOW_NEG_SHIFTED_TYPE(Template, 14, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 13, Type); SHOW_NEG_SHIFTED_TYPE(Template, 12, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 11, Type); SHOW_NEG_SHIFTED_TYPE(Template, 10, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 9, Type); SHOW_NEG_SHIFTED_TYPE(Template, 8, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 7, Type); SHOW_NEG_SHIFTED_TYPE(Template, 6, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 5, Type); SHOW_NEG_SHIFTED_TYPE(Template, 4, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 3, Type); SHOW_NEG_SHIFTED_TYPE(Template, 2, Type); \
SHOW_NEG_SHIFTED_TYPE(Template, 1, Type); SHOW_NEG_SHIFTED_TYPE(Template, 0, Type)
// Test if a constant can fit within a certain type
#define PRIVATE_FIT_TEST(Template, Number, Type, Value) BOOST_CHECK( Template < Number > :: Type ( Value ) == Value )
#if (ULONG_MAX > 0xFFFFFFFFL) || !defined(BOOST_NO_INTEGRAL_INT64_T)
#define PRIVATE_FIT_TESTS(Template, Type, ValType, InitVal) do { ValType v = InitVal ; \
PRIVATE_FIT_TEST(Template, 64, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 63, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 62, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 61, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 60, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 59, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 58, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 57, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 56, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 55, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 54, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 53, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 52, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 51, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 50, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 49, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 48, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 47, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 46, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 45, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 44, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 43, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 42, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 41, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 40, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 39, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 38, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 37, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 36, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 35, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 34, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 33, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 32, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 31, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 30, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 29, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 28, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 27, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 26, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 25, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 24, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 23, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 22, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 21, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 20, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 19, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 18, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 17, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 16, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 15, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 14, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 13, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 12, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 11, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 10, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 9, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 8, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 7, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 6, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 5, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 4, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 3, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 2, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 1, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 0, Type, v); } while ( false )
#else
#define PRIVATE_FIT_TESTS(Template, Type, ValType, InitVal) do { ValType v = InitVal ; \
PRIVATE_FIT_TEST(Template, 32, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 31, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 30, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 29, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 28, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 27, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 26, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 25, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 24, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 23, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 22, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 21, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 20, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 19, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 18, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 17, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 16, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 15, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 14, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 13, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 12, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 11, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 10, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 9, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 8, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 7, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 6, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 5, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 4, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 3, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 2, Type, v); v >>= 1; \
PRIVATE_FIT_TEST(Template, 1, Type, v); v >>= 1; PRIVATE_FIT_TEST(Template, 0, Type, v); } while ( false )
#endif
#define PRIVATE_SHIFTED_FIT_TEST(Template, Number, Type, Value) BOOST_CHECK( Template < (ULONG_MAX >> Number) > :: Type ( Value ) == Value )
#define PRIVATE_SHIFTED_FIT_TESTS(Template, Type, ValType, InitVal) do { ValType v = InitVal ; \
PRIVATE_SHIFTED_FIT_TEST(Template, 0, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 1, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 2, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 3, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 4, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 5, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 6, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 7, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 8, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 9, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 10, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 11, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 12, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 13, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 14, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 15, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 16, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 17, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 18, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 19, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 20, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 21, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 22, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 23, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 24, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 25, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 26, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 27, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 28, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 29, Type, v); v >>= 1; \
PRIVATE_SHIFTED_FIT_TEST(Template, 30, Type, v); v >>= 1; PRIVATE_SHIFTED_FIT_TEST(Template, 31, Type, v); } while ( false )
#define PRIVATE_POS_SHIFTED_FIT_TEST(Template, Number, Type, Value) BOOST_CHECK( Template < (LONG_MAX >> Number) > :: Type ( Value ) == Value )
#define PRIVATE_POS_FIT_TESTS(Template, Type, ValType, InitVal) do { ValType v = InitVal ; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 0, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 1, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 2, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 3, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 4, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 5, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 6, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 7, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 8, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 9, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 10, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 11, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 12, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 13, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 14, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 15, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 16, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 17, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 18, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 19, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 20, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 21, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 22, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 23, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 24, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 25, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 26, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 27, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 28, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 29, Type, v); v >>= 1; \
PRIVATE_POS_SHIFTED_FIT_TEST(Template, 30, Type, v); v >>= 1; PRIVATE_POS_SHIFTED_FIT_TEST(Template, 31, Type, v); } while ( false )
#define PRIVATE_NEG_SHIFTED_FIT_TEST(Template, Number, Type, Value) BOOST_CHECK( Template < (LONG_MIN >> Number) > :: Type ( Value ) == Value )
#define PRIVATE_NEG_FIT_TESTS(Template, Type, ValType, InitVal) do { ValType v = InitVal ; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 0, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 1, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 2, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 3, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 4, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 5, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 6, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 7, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 8, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 9, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 10, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 11, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 12, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 13, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 14, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 15, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 16, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 17, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 18, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 19, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 20, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 21, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 22, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 23, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 24, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 25, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 26, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 27, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 28, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 29, Type, v); v >>= 1; \
PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 30, Type, v); v >>= 1; PRIVATE_NEG_SHIFTED_FIT_TEST(Template, 31, Type, v); } while ( false )
if(boost::minimal_test::errors_counter() != last_error_count)
{
last_error_count = boost::minimal_test::errors_counter();
std::cout << "Errors occured while testing with bit count = " << Bits << std::endl;
std::cout << "Type int_t<" << Bits << ">::least was " << get_name_of_type(least_int(0)) << std::endl;
std::cout << "Type int_t<" << Bits << ">::fast was " << get_name_of_type(fast_int(0)) << std::endl;
std::cout << "Type uint_t<" << Bits << ">::least was " << get_name_of_type(least_uint(0)) << std::endl;
std::cout << "Type uint_t<" << Bits << ">::fast was " << get_name_of_type(fast_uint(0)) << std::endl;
}
}
template <>
void do_test_bits<-1>()
{
// Nothing to do here!!
}
template <class Traits, class Expected>
void test_min_max_type(Expected val)
{
typedef typename Traits::least least_type;
typedef typename Traits::fast fast_type;
BOOST_CHECK((boost::is_same<least_type, Expected>::value));
BOOST_CHECK(sizeof(fast_type) >= sizeof(least_type));
BOOST_CHECK((std::numeric_limits<least_type>::min)() <= val);
BOOST_CHECK((std::numeric_limits<least_type>::max)() >= val);
}
// Test program
int
test_main
(
int,
char*[]
)
int test_main(int, char*[])
{
#ifndef BOOST_NO_USING_TEMPLATE
using boost::int_t;
using boost::uint_t;
using boost::int_max_value_t;
using boost::int_min_value_t;
using boost::uint_value_t;
#else
using namespace boost;
#endif
// Test int_t and unint_t first:
if(std::numeric_limits<boost::intmax_t>::is_specialized)
do_test_bits<std::numeric_limits<boost::uintmax_t>::digits>();
else
do_test_bits<std::numeric_limits<long>::digits>();
SHOW_TYPES( int_t, least );
SHOW_TYPES( int_t, fast );
SHOW_TYPES( uint_t, least );
SHOW_TYPES( uint_t, fast );
SHOW_POS_SHIFTED_TYPES( int_max_value_t, least );
SHOW_POS_SHIFTED_TYPES( int_max_value_t, fast );
SHOW_NEG_SHIFTED_TYPES( int_min_value_t, least );
SHOW_NEG_SHIFTED_TYPES( int_min_value_t, fast );
SHOW_SHIFTED_TYPES( uint_value_t, least );
SHOW_SHIFTED_TYPES( uint_value_t, fast );
PRIVATE_FIT_TESTS( int_t, least, long, LONG_MAX );
PRIVATE_FIT_TESTS( int_t, fast, long, LONG_MAX );
PRIVATE_FIT_TESTS( uint_t, least, unsigned long, ULONG_MAX );
PRIVATE_FIT_TESTS( uint_t, fast, unsigned long, ULONG_MAX );
PRIVATE_POS_FIT_TESTS( int_max_value_t, least, long, LONG_MAX );
PRIVATE_POS_FIT_TESTS( int_max_value_t, fast, long, LONG_MAX );
PRIVATE_NEG_FIT_TESTS( int_min_value_t, least, long, LONG_MIN );
PRIVATE_NEG_FIT_TESTS( int_min_value_t, fast, long, LONG_MIN );
PRIVATE_SHIFTED_FIT_TESTS( uint_value_t, least, unsigned long, ULONG_MAX );
PRIVATE_SHIFTED_FIT_TESTS( uint_value_t, fast, unsigned long, ULONG_MAX );
return boost::exit_success;
//
// Test min and max value types:
//
test_min_max_type<boost::int_max_value_t<SCHAR_MAX>, signed char>(SCHAR_MAX);
test_min_max_type<boost::int_min_value_t<SCHAR_MIN>, signed char>(SCHAR_MIN);
test_min_max_type<boost::uint_value_t<UCHAR_MAX>, unsigned char>(UCHAR_MAX);
#if(USHRT_MAX != UCHAR_MAX)
test_min_max_type<boost::int_max_value_t<SCHAR_MAX+1>, short>(SCHAR_MAX+1);
test_min_max_type<boost::int_min_value_t<SCHAR_MIN-1>, short>(SCHAR_MIN-1);
test_min_max_type<boost::uint_value_t<UCHAR_MAX+1>, unsigned short>(UCHAR_MAX+1);
test_min_max_type<boost::int_max_value_t<SHRT_MAX>, short>(SHRT_MAX);
test_min_max_type<boost::int_min_value_t<SHRT_MIN>, short>(SHRT_MIN);
test_min_max_type<boost::uint_value_t<USHRT_MAX>, unsigned short>(USHRT_MAX);
#endif
#if(UINT_MAX != USHRT_MAX)
test_min_max_type<boost::int_max_value_t<SHRT_MAX+1>, int>(SHRT_MAX+1);
test_min_max_type<boost::int_min_value_t<SHRT_MIN-1>, int>(SHRT_MIN-1);
test_min_max_type<boost::uint_value_t<USHRT_MAX+1>, unsigned int>(USHRT_MAX+1);
test_min_max_type<boost::int_max_value_t<INT_MAX>, int>(INT_MAX);
test_min_max_type<boost::int_min_value_t<INT_MIN>, int>(INT_MIN);
test_min_max_type<boost::uint_value_t<UINT_MAX>, unsigned int>(UINT_MAX);
#endif
#if(ULONG_MAX != UINT_MAX)
test_min_max_type<boost::int_max_value_t<INT_MAX+1L>, long>(INT_MAX+1L);
test_min_max_type<boost::int_min_value_t<INT_MIN-1L>, long>(INT_MIN-1L);
test_min_max_type<boost::uint_value_t<UINT_MAX+1uL>, unsigned long>(UINT_MAX+1uL);
test_min_max_type<boost::int_max_value_t<LONG_MAX>, long>(LONG_MAX);
test_min_max_type<boost::int_min_value_t<LONG_MIN>, long>(LONG_MIN);
test_min_max_type<boost::uint_value_t<ULONG_MAX>, unsigned long>(ULONG_MAX);
#endif
#if defined(BOOST_HAS_LONG_LONG) && (defined(ULLONG_MAX) && (ULLONG_MAX != ULONG_MAX))
test_min_max_type<boost::int_max_value_t<LONG_MAX+1LL>, long long>(LONG_MAX+1LL);
test_min_max_type<boost::int_min_value_t<LONG_MIN-1LL>, long long>(LONG_MIN-1LL);
test_min_max_type<boost::uint_value_t<ULONG_MAX+1uLL>, unsigned long long>(ULONG_MAX+1uLL);
test_min_max_type<boost::int_max_value_t<LLONG_MAX>, long long>(LLONG_MAX);
test_min_max_type<boost::int_min_value_t<LLONG_MIN>, long long>(LLONG_MIN);
test_min_max_type<boost::uint_value_t<ULLONG_MAX>, unsigned long long>(ULLONG_MAX);
#endif
#if defined(BOOST_HAS_LONG_LONG) && (defined(ULONG_LONG_MAX) && (ULONG_LONG_MAX != ULONG_MAX))
test_min_max_type<boost::int_max_value_t<LONG_MAX+1LL>, long long>(LONG_MAX+1LL);
test_min_max_type<boost::int_min_value_t<LONG_MIN-1LL>, long long>(LONG_MIN-1LL);
test_min_max_type<boost::uint_value_t<ULONG_MAX+1uLL>, unsigned long long>(ULONG_MAX+1uLL);
test_min_max_type<boost::int_max_value_t<LONG_LONG_MAX>, long long>(LONG_LONG_MAX);
test_min_max_type<boost::int_min_value_t<LONG_LONG_MIN>, long long>(LONG_LONG_MIN);
test_min_max_type<boost::uint_value_t<ULONG_LONG_MAX>, unsigned long long>(ULONG_LONG_MAX);
#endif
#if defined(BOOST_HAS_LONG_LONG) && (defined(ULONGLONG_MAX) && (ULONGLONG_MAX != ULONG_MAX))
test_min_max_type<boost::int_max_value_t<LONG_MAX+1LL>, long long>(LONG_MAX+1LL);
test_min_max_type<boost::int_min_value_t<LONG_MIN-1LL>, long long>(LONG_MIN-1LL);
test_min_max_type<boost::uint_value_t<ULONG_MAX+1uLL>, unsigned long long>(ULONG_MAX+1uLL);
test_min_max_type<boost::int_max_value_t<LONGLONG_MAX>, long long>(LONGLONG_MAX);
test_min_max_type<boost::int_min_value_t<LONGLONG_MIN>, long long>(LONGLONG_MAX);
test_min_max_type<boost::uint_value_t<ULONGLONG_MAX>, unsigned long long>(ULONGLONG_MAX);
#endif
#if defined(BOOST_HAS_LONG_LONG) && (defined(_ULLONG_MAX) && defined(_LLONG_MIN) && (_ULLONG_MAX != ULONG_MAX))
test_min_max_type<boost::int_max_value_t<LONG_MAX+1LL>, long long>(LONG_MAX+1LL);
test_min_max_type<boost::int_min_value_t<LONG_MIN-1LL>, long long>(LONG_MIN-1LL);
test_min_max_type<boost::uint_value_t<ULONG_MAX+1uLL>, unsigned long long>(ULONG_MAX+1uLL);
test_min_max_type<boost::int_max_value_t<_LLONG_MAX>, long long>(_LLONG_MAX);
test_min_max_type<boost::int_min_value_t<_LLONG_MIN>, long long>(_LLONG_MIN);
test_min_max_type<boost::uint_value_t<_ULLONG_MAX>, unsigned long long>(_ULLONG_MAX);
#endif
return 0;
}