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Macro CXXD_RATIO_USE_STD

CXXD_RATIO_USE_STD — Override macro for C++ standard ratio implementation.

Synopsis

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

CXXD_RATIO_USE_STD

Description

The object-like macro, when defined to nothing prior to including this header file, forces the dual library choice of the C++ standard ratio implementation. If the C++ standard ratio implementation is not available a preprocessor error is generated.


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