#pragma once #if defined(DXX_HAVE_CXX11_STATIC_ASSERT) /* native */ #elif defined(DXX_HAVE_BOOST_STATIC_ASSERT) #include #define static_assert(C,M) BOOST_STATIC_ASSERT_MSG((C),M) #elif defined(DXX_HAVE_C_TYPEDEF_STATIC_ASSERT) #define static_assert(C,M) typedef int static_assertion_check[(C) ? 1 : -1]; #else #error "No static_assert implementation found." #endif