piecewise_contruct_t Structure

The struct piecewise_construct_t is an empty structure type used to keep separate constructor and function overloading. Specifically, pair has a constructor with piecewise_construct_t as the first argument, followed by two tuple arguments.

Syntax

struct piecewise_construct_t { explicit piecewise_construct_t() = default; };

inline constexpr piecewise_construct_t piecewise_construct{};