d3bbad6265
for -1U before setting the local symbol index. (scan_relocatable_relocs): If copying the relocation, record that the local symbol is required. * object.h (Symbol_value::is_output_symtab_index_set): New function. (Symbol_value::may_be_discarded_from_output_symtab): New function. (Symbol_value::has_output_symtab_entry): New function. (Symbol_value::needs_output_symtab_entry): Remove. (Symbol_value::output_symtab_index): Make sure the symbol index is set. (Symbol_value::set_output_symtab_index): Make sure the symbol index is not set. Make sure the new index is valid. (Symbol_value::set_must_have_output_symtab_entry): New function. (Symbol_value::has_output_dynsym_entry): New function. (Symbol_value::set_output_dynsym_index): Make sure the new index is valid. (Sized_relobj::set_must_have_output_symtab_entry): New function. * object.cc (Sized_relobj::do_count_local_symbols): Only discard a local symbol if permitted. (Sized_relobj::do_finalize_local_symbols): Call is_output_symtab_index_set rather than needs_output_symtab_entry. (Sized_relobj::write_local_symbols): Call has_output_symtab_entry rather than needs_output_symtab_entry. Call has_output_dynsym_entry rather than needs_output_dynsym_entry. * arm.cc (Arm_relobj::update_output_local_symbol_count): Call is_output_symtab_index_set rather than needs_output_symtab_entry. * testsuite/discard_locals_relocatable_test.c: New file. * testsuite/discard_locals_test.sh: Test -r. * testsuite/Makefile.am (check_DATA): Add discard_locals_relocatable_test1.syms, discard_local_relocatable_test2.syms. (MOSTLYCLEANFILES): Likewise. Also add discard_locals_relocatable_test1.lout and discard_locals_relocatable_test2.out. (discard_locals_relocatable_test1.syms): New target. (discard_locals_relocatable_test.o): New target. (discard_locals_relocatable_test1.out): New target. (discard_locals_relocatable_test2.syms): New target. (discard_locals_relocatable_test2.out): New target. (various): Add missing ../ld-new dependencies. * testsuite/Makefile.in: Rebuild.
63 lines
1.9 KiB
Bash
Executable file
63 lines
1.9 KiB
Bash
Executable file
#!/bin/sh
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# discard_locals_test.sh -- test that local symbols are discarded.
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# Copyright 2009 Free Software Foundation, Inc.
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# Written by Doug Kwan <dougkwan@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 file goes with exclude_libs_test.c, a C source file
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# linked with option -Wl,--exclude-libs. We run readelf on
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# the resulting executable and check that symbols from two test library
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# archives are correctly hidden or left unmodified.
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check_discarded()
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{
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file=$1
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sym=$2
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found=`egrep $sym $file`
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if test -n "$found"; then
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echo "These local symbols are not discarded in $file:"
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echo "$found"
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exit 1
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fi
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}
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check_non_discarded()
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{
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file=$1
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sym=$2
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found=`egrep $sym $file`
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if test -z "$found"; then
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echo "This local symbol is discarded in $file:"
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echo "$2"
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exit 1
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fi
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}
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check_discarded "discard_locals_test.syms" "should_be_discarded"
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check_non_discarded "discard_locals_relocatable_test1.syms" ".LC0"
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check_discarded "discard_locals_relocatable_test1.syms" "should_be_discarded"
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check_non_discarded "discard_locals_relocatable_test2.syms" ".LC0"
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check_discarded "discard_locals_relocatable_test2.syms" "should_be_discarded"
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exit 0
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