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introduce BOOST_TT_NO_BROKEN_COMPILER_SPEC to opt out the workaround

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[SVN r18879]
This commit is contained in:
Aleksey Gurtovoy
2003-06-27 16:13:36 +00:00
parent b7b12865fb
commit d234acc0c7
1 changed files with 16 additions and 10 deletions
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26
include/boost/type_traits/broken_compiler_spec.hpp
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@ -1,5 +1,5 @@
// Copyright (c) 2001 Aleksey Gurtovoy.
// Copyright (c) 2001-2003 Aleksey Gurtovoy.
// Permission to copy, use, modify, sell and distribute this software is
// granted provided this copyright notice appears in all copies.
// This software is provided "as is" without express or implied warranty,
@ -11,18 +11,24 @@
#include "boost/mpl/aux_/lambda_support.hpp"
#include "boost/config.hpp"
#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
# define BOOST_TT_BROKEN_COMPILER_SPEC(T) /**/
#else
// these are needed regardless of BOOST_TT_NO_BROKEN_COMPILER_SPEC
#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
namespace boost { namespace detail {
template< typename T > struct remove_const_impl { typedef T type; };
template< typename T > struct remove_volatile_impl { typedef T type; };
template< typename T > struct remove_pointer_impl { typedef T type; };
template< typename T > struct remove_reference_impl { typedef T type; };
}}
#endif
// agurt, 27/jun/03: disable the workaround if user defined
// BOOST_TT_NO_BROKEN_COMPILER_SPEC
#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \
|| defined(BOOST_TT_NO_BROKEN_COMPILER_SPEC)
# define BOOST_TT_BROKEN_COMPILER_SPEC(T) /**/
#else
// same as BOOST_TT_AUX_TYPE_TRAIT_IMPL_SPEC1 macro, except that it
// never gets #undef-ined
@ -42,9 +48,9 @@ template<> struct trait##_impl<spec> \
# define BOOST_TT_AUX_REMOVE_PTR_REF_RANK_1_SPEC(T) \
BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_pointer,T*,T) \
BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_pointer,T*const,T) \
BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_pointer,T*volatile,T) \
BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_pointer,T*const volatile,T) \
BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_pointer,T*const,T) \
BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_pointer,T*volatile,T) \
BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_pointer,T*const volatile,T) \
BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_reference,T&,T) \
/**/