1 // large_symbol_alignment.cc -- a test case for gold
3 // Copyright (C) 2013-2014 Free Software Foundation, Inc.
4 // Written by Alexander Ivchenko <alexander.ivchenko@intel.com>.
6 // This file is part of gold.
8 // This program is free software; you can redistribute it and/or modify
9 // it under the terms of the GNU General Public License as published by
10 // the Free Software Foundation; either version 3 of the License, or
11 // (at your option) any later version.
13 // This program is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the Free Software
20 // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21 // MA 02110-1301, USA.
23 // The goal of this program is to verify that Gold correctly aligns
24 // the symbol with a large alignemnt (often larger than the page size).
28 __attribute__ ((aligned(8192))) int aligned_8k_var;
29 __attribute__ ((aligned(4096))) int aligned_4k_var;
30 __attribute__ ((aligned(16384))) int aligned_16k_var;
33 is_aligned(const int& var, int align) __attribute__((noinline));
36 is_aligned(const int& var, int align)
38 return (reinterpret_cast<uintptr_t>(&var) & (align - 1)) == 0;
44 if (!is_aligned(aligned_16k_var, 16384)
45 || !is_aligned(aligned_8k_var, 8192)
46 || !is_aligned(aligned_4k_var, 4096))