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Author SHA1 Message Date
610abfad44 This commit was manufactured by cvs2svn to create tag
'Version_1_21_2'.

[SVN r9983]
2001-04-25 14:10:57 +00:00
3 changed files with 33 additions and 68 deletions

View File

@ -26,17 +26,7 @@
#ifdef BOOST_SYSTEM_HAS_STDINT_H
// The following #include is an implementation artifact; not part of interface.
# ifdef __hpux
// HP-UX has a nice <stdint.h> in a non-standard location
# include <sys/_inttypes.h>
# ifdef __STDC_32_MODE__
// this is triggered with GCC, because it defines __cplusplus < 199707L
# define BOOST_NO_INT64_T
# endif
# else
# include <stdint.h>
# endif
# include <stdint.h> // implementation artifact; not part of interface
namespace boost
{
@ -144,9 +134,7 @@ namespace boost
// 64-bit types + intmax_t and uintmax_t ----------------------------------//
# if !defined(BOOST_MSVC) && !defined(__BORLANDC__) && \
(!defined(__GLIBCPP__) || defined(_GLIBCPP_USE_LONG_LONG)) && \
(defined(ULLONG_MAX) || defined(ULONG_LONG_MAX) || defined(ULONGLONG_MAX))
# if defined(ULLONG_MAX) || defined(ULONG_LONG_MAX) || defined(ULONGLONG_MAX)
# if (defined(ULLONG_MAX) && ULLONG_MAX == 18446744073709551615U) || (defined(ULONG_LONG_MAX) && ULONG_LONG_MAX == 18446744073709551615U) || (defined(ULONGLONG_MAX) && ULONGLONG_MAX == 18446744073709551615U)
// 2**64 - 1
typedef long long intmax_t;
@ -266,10 +254,8 @@ Added 23rd September (John Maddock).
// 64-bit types + intmax_t and uintmax_t ----------------------------------//
# if defined(ULLONG_MAX) || defined(ULONG_LONG_MAX) || defined(ULONGLONG_MAX)
// HP-UX's value of ULONG_LONG_MAX is unusable in preprocessor expressions
# if (defined(ULLONG_MAX) && ULLONG_MAX == 18446744073709551615U) || \
(defined(ULONG_LONG_MAX) && (defined(__hpux) || ULONG_LONG_MAX == 18446744073709551615U)) || \
(defined(ULONGLONG_MAX) && ULONGLONG_MAX == 18446744073709551615U)
(defined(ULONG_LONG_MAX) && ULONG_LONG_MAX == 18446744073709551615U) || (defined(ULONGLONG_MAX) && ULONGLONG_MAX == 18446744073709551615U)
# define INT64_C(value) value##LL
# define UINT64_C(value) value##uLL
# else
@ -313,4 +299,3 @@ Added 23rd September (John Maddock).
#endif // __STDC_CONSTANT_MACROS_DEFINED etc.

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@ -21,11 +21,8 @@
#include <boost/config.hpp>
#include <boost/limits.hpp>
// These are an implementation detail and not part of the interface
// This is an implementation detail and not part of the interface
#include <limits.h>
#ifndef BOOST_NO_INTRINSIC_WCHAR_T
#include <wchar.h>
#endif
namespace boost {
@ -33,7 +30,11 @@ template<class T>
class integer_traits : public std::numeric_limits<T>
{
public:
BOOST_STATIC_CONSTANT(bool, is_integral = false);
#ifndef BOOST_NO_INCLASS_MEMBER_INITIALIZATION
static const bool is_integral = false;
#else
enum { is_integral = false };
#endif
};
namespace detail {
@ -41,20 +42,18 @@ template<class T, T min_val, T max_val>
class integer_traits_base
{
public:
BOOST_STATIC_CONSTANT(bool, is_integral = true);
BOOST_STATIC_CONSTANT(T, const_min = min_val);
BOOST_STATIC_CONSTANT(T, const_max = max_val);
};
#ifndef BOOST_NO_INCLASS_MEMBER_INITIALIZATION
// The definition is required even for integral static constants
template<class T, T min_val, T max_val>
const T integer_traits_base<T, min_val, max_val>::const_min;
template<class T, T min_val, T max_val>
const T integer_traits_base<T, min_val, max_val>::const_max;
static const bool is_integral = true;
static const T const_min = min_val;
static const T const_max = max_val;
#else
enum {
is_integral = true,
const_min = min_val,
const_max = max_val
};
#endif
};
} // namespace detail
template<>
@ -81,25 +80,7 @@ class integer_traits<unsigned char>
public detail::integer_traits_base<unsigned char, 0, UCHAR_MAX>
{ };
#ifndef BOOST_NO_INTRINSIC_WCHAR_T
template<>
class integer_traits<wchar_t>
: public std::numeric_limits<wchar_t>,
#if defined(__BORLANDC__) || defined(__CYGWIN__) || defined(__MINGW32__) || (defined(__BEOS__) && defined(__GNUC__))
// No WCHAR_MIN and WCHAR_MAX, whar_t is short and unsigned:
public detail::integer_traits_base<wchar_t, 0, 0xffff>
#elif defined(__sgi) && (!defined(__SGI_STL_PORT) || __SGI_STL_PORT < 0x400)
// SGI MIPSpro with native library doesn't have them, either
public detail::integer_traits_base<wchar_t, INT_MIN, INT_MAX>
#elif defined(__hpux) && defined(__GNUC__) && !defined(__SGI_STL_PORT)
// GCC 2.95.2 doesn't have them on HP-UX, either
// (also, std::numeric_limits<wchar_t> appears to return the wrong values)
public detail::integer_traits_base<wchar_t, 0, UINT_MAX>
#else
public detail::integer_traits_base<wchar_t, WCHAR_MIN, WCHAR_MAX>
#endif
{ };
#endif // BOOST_NO_INTRINSIC_WCHAR_T
// What about wchar_t ?
template<>
class integer_traits<short>
@ -159,7 +140,7 @@ class integer_traits<unsigned long long>
: public std::numeric_limits<unsigned long long>,
public detail::integer_traits_base<unsigned long long, 0, ULONG_LONG_MAX>
{ };
#elif defined(ULONGLONG_MAX) && !defined(BOOST_MSVC) && !defined(__BORLANDC__)
#elif defined(ULONGLONG_MAX)
template<>
class integer_traits<long long>
: public std::numeric_limits<long long>,
@ -175,4 +156,3 @@ class integer_traits<unsigned long long>
} // namespace boost
#endif /* BOOST_INTEGER_TRAITS_HPP */

View File

@ -2,7 +2,7 @@
*
* Copyright Jens Maurer 2000
* Permission to use, copy, modify, sell, and distribute this software
* is hereby granted without fee provided that the above copyright notice
* is hereby granted without free provided that the above copyright notice
* appears in all copies and that both that copyright notice and this
* permission notice appear in supporting documentation,
*
@ -18,12 +18,15 @@
*/
#include <iostream>
#include <cassert>
#include <boost/integer_traits.hpp>
// use int64_t instead of long long for better portability
#include <boost/cstdint.hpp>
#define BOOST_INCLUDE_MAIN
#include <boost/test/test_tools.hpp>
#ifdef NDEBUG
#error This test relies on assert() and thus makes no sense with NDEBUG defined
#endif
/*
* General portability note:
@ -43,14 +46,14 @@ void runtest(const char * type, T)
<< "; min is " << traits::min()
<< ", max is " << traits::max()
<< std::endl;
BOOST_TEST(traits::is_specialized);
BOOST_TEST(traits::is_integer);
BOOST_TEST(traits::is_integral);
BOOST_TEST(traits::const_min == traits::min());
BOOST_TEST(traits::const_max == traits::max());
assert(traits::is_specialized);
assert(traits::is_integer);
assert(traits::is_integral);
assert(traits::const_min == traits::min());
assert(traits::const_max == traits::max());
}
int test_main(int, char*[])
int main()
{
runtest("bool", bool());
runtest("char", char());
@ -58,7 +61,6 @@ int test_main(int, char*[])
runtest("signed char", signed_char());
typedef unsigned char unsigned_char;
runtest("unsigned char", unsigned_char());
runtest("wchar_t", wchar_t());
runtest("short", short());
typedef unsigned short unsigned_short;
runtest("unsigned short", unsigned_short());
@ -74,8 +76,6 @@ int test_main(int, char*[])
// BeOS doesn't have specialisations for long long in SGI's <limits> header.
runtest("int64_t (possibly long long)", boost::int64_t());
runtest("uint64_t (possibly unsigned long long)", boost::uint64_t());
#else
std::cout << "Skipped int64_t and uint64_t" << std::endl;
#endif
// Some compilers don't pay attention to std:3.6.1/5 and issue a
// warning here if "return 0;" is omitted.