Boost
C++ Libraries
...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
This is an older version of Boost and was released in 2024. The current version is 1.90.0.
Return a reference to a std::int64_t,
changing the kind and replacing the contents.
std::int64_t&
emplace_int64() noexcept;
The value is replaced with a std::int64_t
initialized to zero, destroying the previous contents.
Linear in the size of *this.
No-throw guarantee.