C++26対応としてconstant_wrapperを追加#1659
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Raclamusi
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Jun 18, 2026
Co-authored-by: Raclamusi <61970673+Raclamusi@users.noreply.github.com>
Co-authored-by: Raclamusi <61970673+Raclamusi@users.noreply.github.com>
Co-authored-by: Raclamusi <61970673+Raclamusi@users.noreply.github.com>
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Raclamusi
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Jun 20, 2026
| たとえば`std::cw<42>`の場合、`value`の値は`42`、その型は`const int&`となる。`value`はテンプレートパラメータオブジェクトへの参照であるため、ダングリングしない。 | ||
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| ## 非メンバ関数 |
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編集者向けドキュメントに従うなら、 非メンバ（*Hidden friends*）関数 とするべきです。
site/start_editing/class_template_page.md
Lines 122 to 124 in 9b9ae3b
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| ## 非メンバ関数 | |
| ## 非メンバ（*Hidden friends*）関数 |
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| namespace std { | ||
| template <constexpr-param T> | ||
| friend constexpr auto operator&(T x) noexcept; | ||
| } |
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メンバ変数やHidden Friendsは std 直下にないので、 namespace std {} は削除するべきだと思います。
他のページも同様です。
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| * utility[meta header] | ||
| * std[meta namespace] | ||
| * function template[meta id-type] | ||
| * cpp26[meta cpp] |
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既存のHidden Friendsのページでは [meta class] をつけていました。
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CIが通って数日置いたらマージしようと思います。