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d1bddd3c4b
2014-05-02 Cary Coutant <ccoutant@google.com> * defstd.cc (in_segment): Define __ehdr_start here... * layout.cc (Layout::finalize): ...Instead of here. Set the output segment when known. * resolve.cc (Symbol::override_base_with_special): Remember the original binding. * symtab.cc (Symbol::set_output_segment): New function. (Symbol::set_undefined): New function. * symtab.h (Symbol::is_weak_undefined): Check original undef binding. (Symbol::is_strong_undefined): New function. (Symbol::set_output_segment): New function. (Symbol::set_undefined): New function. * target-reloc.h (is_strong_undefined): Remove. (issue_undefined_symbol_error): Call Symbol::is_weak_undefined. Check for hidden undefs. (relocate_section): Call Symbol::is_strong_undefined. * testsuite/Makefile.am (ehdr_start_test_1) (ehdr_start_test_2, ehdr_start_test_3) (ehdr_start_test_4, ehdr_start_test_5): New test cases. * testsuite/Makefile.in: Regenerate. * testsuite/ehdr_start_def.cc: New source file. * testsuite/ehdr_start_test.cc: New source file. * testsuite/ehdr_start_test.t: New linker script. * testsuite/ehdr_start_test_4.sh: New shell script.
27 lines
1.1 KiB
C++
27 lines
1.1 KiB
C++
// ehdr_start_def.cc -- test for __ehdr_start linker-defined symbol.
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// Copyright (C) 2014 Free Software Foundation, Inc.
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// Written by Cary Coutant <ccoutant@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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// We provide a user-defined __ehdr_start, to make sure that the
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// linker does not override this with the linker-defined symbol.
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char __ehdr_start[] = { 'a', 'b', 'c', 'd' };
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