| /* common_test_1.c -- test common symbol sorting |
| |
| Copyright (C) 2008-2021 Free Software Foundation, Inc. |
| Written by Ian Lance Taylor <iant@google.com> |
| |
| This file is part of gold. |
| |
| 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, write to the Free Software |
| Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| MA 02110-1301, USA. |
| |
| This is a test of a common symbol in the main program and a |
| versioned symbol in a shared library. The common symbol in the |
| main program should override the shared library symbol. */ |
| |
| #include <assert.h> |
| |
| /* Common symbols should be sorted by size, largest first, and then by |
| alignment, largest first. We mix up the names, because gas seems |
| to sort common symbols roughly by name. */ |
| |
| int c9[90]; |
| int c8[80]; |
| int c7[70]; |
| int c6[60]; |
| int c5[10]; |
| int c4[20]; |
| int c3[30]; |
| int c2[40]; |
| int c1[50]; |
| |
| int a1 __attribute__ ((aligned (1 << 9))); |
| int a2 __attribute__ ((aligned (1 << 8))); |
| int a3 __attribute__ ((aligned (1 << 7))); |
| int a4 __attribute__ ((aligned (1 << 6))); |
| int a5 __attribute__ ((aligned (1 << 1))); |
| int a6 __attribute__ ((aligned (1 << 2))); |
| int a7 __attribute__ ((aligned (1 << 3))); |
| int a8 __attribute__ ((aligned (1 << 4))); |
| int a9 __attribute__ ((aligned (1 << 5))); |
| |
| int |
| main (int argc __attribute__ ((unused)), char** argv __attribute__ ((unused))) |
| { |
| assert (c5 > c4); |
| assert (c4 > c3); |
| assert (c3 > c2); |
| assert (c2 > c1); |
| assert (c1 > c6); |
| assert (c6 > c7); |
| assert (c7 > c8); |
| assert (c8 > c9); |
| |
| assert (&a1 < &a2); |
| assert (&a2 < &a3); |
| assert (&a3 < &a4); |
| assert (&a4 < &a9); |
| assert (&a9 < &a8); |
| assert (&a8 < &a7); |
| assert (&a7 < &a6); |
| assert (&a6 < &a5); |
| |
| return 0; |
| } |