/* Run-time assert-like macros.

   Copyright (C) 2014-2018 Free Software Foundation, Inc.

   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 <https://www.gnu.org/licenses/>.  */

/* Written by Paul Eggert.  */

#ifndef _GL_ASSURE_H

#define _GL_ASSURE_H

#include <assert.h>

/* Check E's value at runtime, and report an error and abort if not.

   However, do nothng if NDEBUG is defined.

   Unlike standard 'assert', this macro always compiles E even when NDEBUG

   is defined, so as to catch typos and avoid some GCC warnings.  */

#ifdef NDEBUG

# define assure(E) ((void) (0 && (E)))

#else

# define assure(E) assert (E)

#endif

#endif