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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [gold/] [testsuite/] [initpri3.c] - Blame information for rev 299

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1 159 khays
/* initpri3.c -- test ctor odering when using init_array.
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   Copyright 2011 Free Software Foundation, Inc.
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   Written by Ian Lance Taylor <iant@google.com>.
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   This file is part of gold.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software
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   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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   MA 02110-1301, USA.  */
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/* This tests that the linker correctly orders .ctor entries when
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   putting them into .init_array, as is the default.  */
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#include <assert.h>
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int i = 1;
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static void
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ctor1 (void)
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{
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  assert (i == 1);
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  i = 2;
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}
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static void
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ctor2 (void)
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{
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  assert (i == 2);
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  i = 3;
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}
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static void
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dtor1 (void)
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{
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  assert (i == 3);
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  i = 2;
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}
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static void
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dtor2 (void)
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{
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  assert (i == 2);
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  i = 1;
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}
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/* The .ctors section is run in reverse order, the .dtors section in
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   run in forward order.  We give these arrays the "aligned" attribute
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   because the x86_64 ABI would otherwise give them a 16-byte
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   alignment, which may leave a hole in the section.  */
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void (*ctors[]) (void)
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  __attribute__ ((aligned (4), section (".ctors"))) = {
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  ctor2,
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  ctor1
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};
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void (*dtors[]) (void)
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  __attribute__ ((aligned (4), section (".dtors"))) = {
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  dtor1,
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  dtor2
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};
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int
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main (void)
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{
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  assert (i == 3);
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  return 0;
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}

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