27 lines
840 B
Markdown
27 lines
840 B
Markdown
[specialized.addressof]
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# 20 Memory management library [[mem]](./#mem)
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## 20.2 Memory [[memory]](memory#specialized.addressof)
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### 20.2.11 addressof [specialized.addressof]
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[ð](#lib:addressof)
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`template<class T> constexpr T* addressof(T& r) noexcept;
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`
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[1](#1)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/memory.tex#L2117)
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*Returns*: The actual address of the object or function referenced by r, even in the
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presence of an overloaded operator&[.](#1.sentence-1)
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[2](#2)
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[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/memory.tex#L2122)
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*Remarks*: An expression addressof(E) is a constant subexpression ([[defns.const.subexpr]](defns.const.subexpr "3.15 constant subexpression"))
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if E is an lvalue constant subexpression[.](#2.sentence-1)
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