assert.h

/*
    Lightmetrica : A research-oriented renderer

    Copyright (c) 2014 Hisanari Otsu

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#pragma once
#ifndef LM_CORE_ASSERT_H
#define LM_CORE_ASSERT_H

#include "logger.h"
#include <cassert>
#include <string>

#if LM_DEBUG_MODE
    #define LM_ASSERT(cond) do { if (!(cond)) { LM_LOG_ERROR("Assertion failed : '" + std::string(#cond) + "'"); abort(); } } while (0);
#else
    #define LM_ASSERT(cond) ((void)0)
#endif

#if LM_DEBUG_MODE
    #define LM_UNREACHABLE() LM_ASSERT(false)
#else
    #if LM_COMPILER_GCC
        #define LM_UNREACHABLE() __builtin_unreachable()
    #elif LM_COMPILER_MSVC
        #define LM_UNREACHABLE() __assume(0)
    #endif
#endif

#endif // LM_CORE_ASSERT_H