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Fixed in_place_init tags

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Andrzej Krzemieński
2016-10-27 09:21:24 +02:00
committed by GitHub
parent eb9ea1f72d
commit 92d40c7108
1 changed files with 14 additions and 4 deletions
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18
include/boost/optional/optional.hpp
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@ -59,11 +59,21 @@ namespace boost {
namespace optional_ns {
class in_place_init_t {}; // a tag for in-place initialization
const in_place_init_t in_place_init; // of contained value
// a tag for in-place initialization of contained value
class in_place_init_t
{
struct init_tag{};
explicit in_place_init_t(init_tag){}
};
const in_place_init_t in_place_init ((in_place_init_t::init_tag()));
class in_place_init_if_t {}; // a tag for conditional in-place
const in_place_init_if_t in_place_init_if; // init of contained value
// a tag for conditional in-place initialization of contained value
class in_place_init_if_t
{
struct init_tag{};
explicit in_place_init_if_t(init_tag){}
};
const in_place_init_if_t in_place_init_if ((in_place_init_if_t::init_tag()));
} // namespace optional_ns