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Add comment: int_fast_t works for unsigned too.

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[SVN r9545]
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Beman Dawes
2001-03-12 14:01:34 +00:00
parent 873879d5ac
commit ea4963031a
2 changed files with 4 additions and 0 deletions
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include/boost/integer.hpp
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@ -23,6 +23,7 @@ namespace boost
// Helper templates ------------------------------------------------------//
// fast integers from least integers
// int_fast_t<> works correctly for unsigned too, in spite of the name.
template< typename LeastInt >
struct int_fast_t { typedef LeastInt fast; }; // imps may specialize
@ -70,6 +71,7 @@ namespace boost
(Bits <= std::numeric_limits<unsigned char>::digits)
>::least least;
typedef typename int_fast_t<least>::fast fast;
// int_fast_t<> works correctly for unsigned too, in spite of the name.
};
// The same dispatching technique can be used to select types based on