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 the documentation for a snapshot of the master branch, built from commit e83975fcee.

`static void narrow_exception_check(Impl &&) noexcept`

Observer policy performing hard UB if no exception is present, by calling static void _ub(Impl &&) . Constexpr where possible.

Requires: Always available.

Complexity: Constant time.

Guarantees: Never throws an exception.

Last revised: January 22, 2019 at 01:11:40 UTC