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test-ignore-value.c

/* -*- buffer-read-only: t -*- vi: set ro: */
/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
/* Test the "ignore-value" module.

   Copyright (C) 2011 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 <http://www.gnu.org/licenses/>.  */

/* Written by Eric Blake.  */

#include <config.h>

#include "ignore-value.h"

#include <stdio.h>

#ifndef _GL_ATTRIBUTE_RETURN_CHECK
# if __GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ < 4)
#  define _GL_ATTRIBUTE_RETURN_CHECK
# else
#  define _GL_ATTRIBUTE_RETURN_CHECK __attribute__((__warn_unused_result__))
# endif
#endif

00036 struct s { int i; };
static char doChar (void) _GL_ATTRIBUTE_RETURN_CHECK;
static int doInt (void) _GL_ATTRIBUTE_RETURN_CHECK;
static off_t doOff (void) _GL_ATTRIBUTE_RETURN_CHECK;
static void *doPtr (void) _GL_ATTRIBUTE_RETURN_CHECK;
static struct s doStruct (void) _GL_ATTRIBUTE_RETURN_CHECK;

static char
doChar (void)
{
  return 0;
}

static int
doInt (void)
{
  return 0;
}

static off_t
doOff (void)
{
  return 0;
}

static void *
doPtr (void)
{
  return NULL;
}

static struct s
doStruct (void)
{
  static struct s s1;
  return s1;
}

int
main (void)
{
  /* If this test can compile with -Werror and the same warnings as
     the rest of the project, then we are properly silencing warnings
     about ignored return values.  */
  ignore_value (doChar ());
  ignore_value (doInt ());
  ignore_value (doOff ());
  ignore_value (doPtr ());
  ignore_value (doStruct ());
  return 0;
}

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