fpe_except.hpp

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// -------------------------------------------------------//
//
// SHAMROCK code for hydrodynamics
// Copyright (c) 2021-2026 Timothée David--Cléris <tim.shamrock@proton.me>
// SPDX-License-Identifier: CeCILL Free Software License Agreement v2.1
// Shamrock is licensed under the CeCILL 2.1 License, see LICENSE for more information
//
// -------------------------------------------------------//
 
#pragma once
 
#include "shamcomm/logs.hpp"
#include <fenv.h>
 
namespace sham {
 
    inline void enable_fpe_exceptions() {
#ifdef __USE_GNU
        // we do not enable FE_INVALID as well as FE_UNDERFLOW
        // since they trigger exceptions in python lib ... like come on ...
        feenableexcept(FE_DIVBYZERO | FE_INVALID);
#else
        shamcomm::logs::warn_ln(
            "Backends", "Floating point exceptions are not supported on this platform.");
#endif
    }
 
} // namespace sham