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From: Gennadiy E. Rozental (rogeeff_at_[hidden])
Date: 2001-09-07 10:46:57
Hi,
I propose following change in select_type.hpp to be able to
compile it with Solaris Forte C++ 6 u.1
Gennadiy.
cvs diff select_type.hpp
Index: select_type.hpp
===================================================================
RCS file: /cvsroot/boost/boost/boost/detail/select_type.hpp,v
retrieving revision 1.4
diff -r1.4 select_type.hpp
19,24c19,28
< // 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
<
< // HP aCC cannot deal with missing names for template value
parameters
< template <bool b> struct if_true
--- > struct select_then > { > template<class Then, class Else> > struct result > { > typedef Then type; > }; > }; // end select_then > > struct select_else 26,31c30,38 < template <class T, class F> < struct then { typedef T type; }; < }; < < template <> < struct if_true<false> --- > template<class Then, class Else> > struct result > { > typedef Else type; > }; > }; // end select_else > > template<bool Condition> > struct selector 33,35c40,55 < template <class T, class F> < struct then { typedef F type; }; < }; --- > typedef select_then type; > }; // end selector > > template<> > struct selector<false> > { > typedef select_else type; > }; // end selector<false> > > template<bool Condition, class Then, class Else> > struct if_true > { > typedef selector<Condition>::type select; > typedef select::result<Then,Else>::type type; > }; // if_true >
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