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Workarounds for broken "compilers" ;-)

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[SVN r1204]
This commit is contained in:
Dave Abrahams
2003-04-26 16:11:59 +00:00
parent 53d67cf875
commit b3462cfc91
1 changed files with 28 additions and 17 deletions
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43
include/boost/ref.hpp
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@@ -9,7 +9,10 @@
# include <boost/utility/addressof.hpp> # include <boost/utility/addressof.hpp>
# include <boost/type_traits/ice.hpp> # include <boost/type_traits/ice.hpp>
# include <boost/type.hpp> # include <boost/type.hpp>
# ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
# include <boost/result_of.hpp> # include <boost/result_of.hpp>
# endif
# include <boost/preprocessor/iterate.hpp>
# include <boost/pending/ct_if.hpp> # include <boost/pending/ct_if.hpp>
// //
@@ -28,9 +31,9 @@
// See http://www.boost.org/libs/bind/ref.html for documentation. // See http://www.boost.org/libs/bind/ref.html for documentation.
// //
#ifndef BOOST_REF_NUM_ARGS # ifndef BOOST_REF_NUM_ARGS
# define BOOST_REF_NUM_ARGS 10 # define BOOST_REF_NUM_ARGS 10
#endif # endif
namespace boost namespace boost
{ {
@@ -42,7 +45,10 @@ class reference_wrapper_without_result_type
{ {
public: public:
template<typename F> template<typename F>
struct result_of : boost::result_of<F> struct result_of
# ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
: boost::result_of<F>
# endif
{ {
}; };
@@ -50,21 +56,24 @@ public:
T& get() const { return *(this->t_); } T& get() const { return *(this->t_); }
T* get_pointer() const { return this->t_; } T* get_pointer() const { return this->t_; }
#define BOOST_PP_ITERATION_PARAMS_1 (3,(0,BOOST_REF_NUM_ARGS,<boost/detail/ref_iterate.hpp>)) # if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \
#include BOOST_PP_ITERATE() && !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x551))
# define BOOST_PP_ITERATION_PARAMS_1 (3,(0,BOOST_REF_NUM_ARGS,<boost/detail/ref_iterate.hpp>))
# include BOOST_PP_ITERATE()
# endif
protected: protected:
#if defined(BOOST_MSVC) && (BOOST_MSVC < 1300) # if defined(BOOST_MSVC) && (BOOST_MSVC < 1300)
explicit reference_wrapper_without_result_type(T& t) : t_(&t) {} explicit reference_wrapper_without_result_type(T& t) : t_(&t) {}
#else # else
explicit reference_wrapper_without_result_type(T& t) : t_(addressof(t)) {} explicit reference_wrapper_without_result_type(T& t) : t_(addressof(t)) {}
#endif # endif
private: private:
T* t_; T* t_;
}; };
#ifndef BOOST_NO_PARTIAL_SPECIALIZATION # ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
template<typename T> template<typename T>
class reference_wrapper_with_result_type class reference_wrapper_with_result_type
{ {
@@ -77,15 +86,17 @@ public:
result_type operator()() const { return get()(); } result_type operator()() const { return get()(); }
#define BOOST_PP_ITERATION_PARAMS_1 (3,(0,BOOST_REF_NUM_ARGS,<boost/detail/ref_iterate.hpp>)) # if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x551))
#include BOOST_PP_ITERATE() # define BOOST_PP_ITERATION_PARAMS_1 (3,(0,BOOST_REF_NUM_ARGS,<boost/detail/ref_iterate.hpp>))
# include BOOST_PP_ITERATE()
# endif
protected: protected:
#if defined(BOOST_MSVC) && (BOOST_MSVC < 1300) # if defined(BOOST_MSVC) && (BOOST_MSVC < 1300)
explicit reference_wrapper_with_result_type(T& t) : t_(&t) {} explicit reference_wrapper_with_result_type(T& t) : t_(&t) {}
#else # else
explicit reference_wrapper_with_result_type(T& t) : t_(addressof(t)) {} explicit reference_wrapper_with_result_type(T& t) : t_(addressof(t)) {}
#endif # endif
private: private:
T* t_; T* t_;
@@ -105,7 +116,7 @@ class reference_wrapper_impl :
protected: protected:
reference_wrapper_impl(T& t) : inherited(t) {} reference_wrapper_impl(T& t) : inherited(t) {}
}; };
#else # else
template<typename T> template<typename T>
class reference_wrapper_impl : public reference_wrapper_without_result_type<T> class reference_wrapper_impl : public reference_wrapper_without_result_type<T>
{ {
@@ -114,7 +125,7 @@ class reference_wrapper_impl : public reference_wrapper_without_result_type<T>
protected: protected:
reference_wrapper_impl(T& t) : inherited(t) {} reference_wrapper_impl(T& t) : inherited(t) {}
}; };
#endif # endif
} } // end namespace detail::ref } } // end namespace detail::ref