Boost C++ Libraries Home Libraries People FAQ More

PrevUpHomeNext

Macro CXXD_HAS_STD_UNORDERED_MAP

CXXD_HAS_STD_UNORDERED_MAP — Determines whether the C++ standard unordered map implementation or the Boost unordered map implementation has been chosen.

Synopsis

// In header: <boost/cxx_dual/impl/unordered_map.hpp>

CXXD_HAS_STD_UNORDERED_MAP

Description

The object-like macro expands to: 1 if the C++ standard unordered map implementation has been chosen 0 if the Boost unordered map implementation has been chosen.


PrevUpHomeNext