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6eeb0170bb
gold/ PR gold/19823 * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object parameter; check for protected symbol. * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter. * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc. * symtab.cc (Symbol::init_fields): Initialize is_protected_. (Symbol_table::add_from_dynobj): Mark protected symbols. * symtab.h (Symbol::is_protected): New method. (Symbol::set_is_protected): New method. (Symbol::is_protected_): New data member. * testsuite/Makefile.am (copy_test_protected): New test. * testsuite/Makefile.in: Regenerate. * testsuite/copy_test.cc (main): Add legal reference to protected symbol. * testsuite/copy_test_v1.cc (main): Likewise. * testsuite/copy_test_2.cc (ip): Add protected symbol. * testsuite/copy_test_protected.cc: New test source file. * testsuite/copy_test_protected.sh: New test script.
52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
// copy_test_v1.cc -- test copy relocs for gold
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// Copyright (C) 2008-2016 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 source file is used for testing the --incremental option.
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// The object built from this source will be incrementally updated
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// with the correct object built from copy_test.cc.
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#include <cassert>
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#include <stdint.h>
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// Misalign the BSS section.
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static char c;
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// From copy_test_1.cc.
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extern char b;
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// From copy_test_2.cc.
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extern long long l;
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extern int ip; // protected visibility; may not be copied
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int* ipp = &ip;
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int
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main()
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{
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assert(c == 0);
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assert(b == 1);
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assert(l == 3); // Deliberately incorrect.
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assert((reinterpret_cast<uintptr_t>(&l) & 0x7) == 0);
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assert(*ipp == 3);
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return 0;
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}
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