Catch2/src/catch2/internal/catch_polyfills.cpp

//              Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
//   (See accompanying file LICENSE.txt or copy at
//        https://www.boost.org/LICENSE_1_0.txt)

// SPDX-License-Identifier: BSL-1.0

#include <catch2/internal/catch_polyfills.hpp>
#include <catch2/internal/catch_compiler_capabilities.hpp>
#include <catch2/catch_user_config.hpp>

#include <cmath>

namespace Catch {

#if !defined(CATCH_CONFIG_POLYFILL_ISNAN)
    bool isnan(float f) {
        return std::isnan(f);
    }
    bool isnan(double d) {
        return std::isnan(d);
    }
#else
    // For now we only use this for embarcadero
    bool isnan(float f) {
        return std::_isnan(f);
    }
    bool isnan(double d) {
        return std::_isnan(d);
    }
#endif

#if !defined( CATCH_CONFIG_GLOBAL_NEXTAFTER )
    float nextafter( float x, float y ) { return std::nextafter( x, y ); }
    double nextafter( double x, double y ) { return std::nextafter( x, y ); }
#else
    float nextafter( float x, float y ) { return ::nextafterf( x, y ); }
    double nextafter( double x, double y ) { return ::nextafter( x, y ); }
#endif

} // end namespace Catch