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operators.hpp, operators_test.cpp - workaround for compilers not

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supporting the PP lib, many workarounds for another problem which
   may be our bug.

linear_congruential.hpp - Borland workaround


[SVN r19350]
This commit is contained in:
Dave Abrahams 2003-07-30 01:11:14 +00:00
parent f57c914b8f
commit cb189bd6be
2 changed files with 44 additions and 18 deletions
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12
include/boost/operators.hpp
View File

@ -79,7 +79,7 @@
#include <boost/config.hpp>
#include <boost/iterator.hpp>
#include <boost/preprocessor/seq/cat.hpp>
#include <boost/detail/workaround.hpp>
#if defined(__sgi) && !defined(__GNUC__)
# pragma set woff 1234
@ -155,7 +155,7 @@ struct equality_comparable1 : B
};
// A macro which produces "name_2left" from "name".
#define BOOST_OPERATOR2_LEFT(name) BOOST_PP_SEQ_CAT_S(1,(name)(2)(_)(left))
#define BOOST_OPERATOR2_LEFT(name) name##2##_##left
// NRVO-friendly implementation (contributed by Daniel Frey) ---------------//
@ -317,8 +317,16 @@ struct bool_testable : B
{
friend bool operator!(const T& t) { return !static_cast<bool>(t); }
private:
#if !BOOST_WORKAROUND(BOOST_INTEL_CXX_VERSION, <= 600)
typedef signed char private_number_type;
# if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1301)) \
|| BOOST_WORKAROUND(BOOST_INTEL_CXX_VERSION, BOOST_TESTED_AT(800)) \
|| BOOST_WORKAROUND(__GNUC__, BOOST_TESTED_AT(3)) \
|| BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x551))
public:
# endif
operator private_number_type() const;
#endif
};
// More operator classes (contributed by Daryle Walker) --------------------//

50
operators_test.cpp
View File

@ -51,7 +51,14 @@ namespace
class Wrapped1
: boost::operators<Wrapped1<T> >
, boost::shiftable<Wrapped1<T> >
, boost::bool_testable<Wrapped1<T> >
,
#if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1300)) \
|| BOOST_WORKAROUND(__GNUC__, BOOST_TESTED_AT(3)) \
|| BOOST_WORKAROUND(BOOST_INTEL_CXX_VERSION, BOOST_TESTED_AT(800)) \
|| BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x551))
public
#endif
boost::bool_testable<Wrapped1<T> >
{
public:
explicit Wrapped1( T v = T() ) : _value(v) {}
@ -82,7 +89,9 @@ namespace
{ _value >>= x._value; return *this; }
Wrapped1& operator++() { ++_value; return *this; }
Wrapped1& operator--() { --_value; return *this; }
operator bool() const { return _value != 0; }
typedef T (Wrapped1::*safe_bool)() const;
operator safe_bool () const { return _value ? &Wrapped1::value : 0; }
private:
T _value;
@ -322,11 +331,20 @@ namespace
test_multipliable_aux( x1, y1, x2, y2 );
test_multipliable_aux( y1, x1, y2, x2 );
}
template <class A, class B>
void test_value_equality(A a, B b)
{
BOOST_TEST(a.value() == b);
}
#define TEST_OP_R(op) test_value_equality(x1 op y1, x2 op y2)
#define TEST_OP_L(op) test_value_equality(y1 op x1, y2 op x2)
template <class X1, class Y1, class X2, class Y2>
void test_addable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2)
{
BOOST_TEST( (x1 + y1).value() == (x2 + y2) );
TEST_OP_R(+);
}
template <class X1, class Y1, class X2, class Y2>
@ -336,19 +354,19 @@ namespace
test_addable_aux( x1, y1, x2, y2 );
test_addable_aux( y1, x1, y2, x2 );
}
template <class X1, class Y1, class X2, class Y2>
void test_subtractable(X1 x1, Y1 y1, X2 x2, Y2 y2)
{
sanity_check( x1, y1, x2, y2 );
BOOST_TEST( (x1 - y1).value() == (x2 - y2) );
TEST_OP_R(-);
}
template <class X1, class Y1, class X2, class Y2>
void test_subtractable_left(X1 x1, Y1 y1, X2 x2, Y2 y2)
{
sanity_check( x1, y1, x2, y2 );
BOOST_TEST( (y1 - x1).value() == (y2 - x2) );
TEST_OP_L(-);
}
template <class X1, class Y1, class X2, class Y2>
@ -356,7 +374,7 @@ namespace
{
sanity_check( x1, y1, x2, y2 );
if ( y2 != 0 )
BOOST_TEST( (x1 / y1).value() == (x2 / y2) );
TEST_OP_R(/);
}
template <class X1, class Y1, class X2, class Y2>
@ -364,7 +382,7 @@ namespace
{
sanity_check( x1, y1, x2, y2 );
if ( x2 != 0 )
BOOST_TEST( (y1 / x1).value() == (y2 / x2) );
TEST_OP_L(/);
}
template <class X1, class Y1, class X2, class Y2>
@ -372,7 +390,7 @@ namespace
{
sanity_check( x1, y1, x2, y2 );
if ( y2 != 0 )
BOOST_TEST( (x1 % y1).value() == (x2 % y2) );
TEST_OP_R(%);
}
template <class X1, class Y1, class X2, class Y2>
@ -380,13 +398,13 @@ namespace
{
sanity_check( x1, y1, x2, y2 );
if ( x2 != 0 )
BOOST_TEST( (y1 % x1).value() == (y2 % x2) );
TEST_OP_L(%);
}
template <class X1, class Y1, class X2, class Y2>
void test_xorable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2)
{
BOOST_TEST( (x1 ^ y1).value() == (x2 ^ y2) );
TEST_OP_R(^);
}
template <class X1, class Y1, class X2, class Y2>
@ -400,7 +418,7 @@ namespace
template <class X1, class Y1, class X2, class Y2>
void test_andable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2)
{
BOOST_TEST( (x1 & y1).value() == (x2 & y2) );
TEST_OP_R(&);
}
template <class X1, class Y1, class X2, class Y2>
@ -414,7 +432,7 @@ namespace
template <class X1, class Y1, class X2, class Y2>
void test_orable_aux(X1 x1, Y1 y1, X2 x2, Y2 y2)
{
BOOST_TEST( (x1 | y1).value() == (x2 | y2) );
TEST_OP_R(|);
}
template <class X1, class Y1, class X2, class Y2>
@ -429,14 +447,14 @@ namespace
void test_left_shiftable(X1 x1, Y1 y1, X2 x2, Y2 y2)
{
sanity_check( x1, y1, x2, y2 );
BOOST_TEST( (x1 << y1).value() == (x2 << y2) );
TEST_OP_R(<<);
}
template <class X1, class Y1, class X2, class Y2>
void test_right_shiftable(X1 x1, Y1 y1, X2 x2, Y2 y2)
{
sanity_check( x1, y1, x2, y2 );
BOOST_TEST( (x1 >> y1).value() == (x2 >> y2) );
TEST_OP_R(>>);
}
template <class X1, class X2>