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Applied John Maddock's Borland patch Moving <true> specialization to unspecialized template

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[SVN r9058]
This commit is contained in:
Dave Abrahams
2001-02-09 15:23:55 +00:00
parent cd1eecd245
commit 2947fb7051
1 changed files with 5 additions and 5 deletions
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10
include/boost/detail/select_type.hpp
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@@ -7,7 +7,9 @@
// See http://www.boost.org for most recent version including documentation.
// Revision History
// 06 Feb 2001 - Created (David Abrahams)
// 09 Feb 01 Applied John Maddock's Borland patch Moving <true>
// specialization to unspecialized template (David Abrahams)
// 06 Feb 01 Created (David Abrahams)
#ifndef SELECT_TYPE_DWA20010206_HPP
# define SELECT_TYPE_DWA20010206_HPP
@@ -17,10 +19,8 @@ namespace boost { namespace detail {
// Template class if_true -- select among 2 types based on a bool constant expression
// Usage:
// typename if_true<(bool_const_expression)>::template then<true_type, false_type>::type
template <bool> struct if_true;
template <>
struct if_true<true>
template <bool>
struct if_true
{
template <class T, class F>
struct then { typedef T type; };