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* symtab.cc (Symbol_table::do_define_as_constant): Don't force a

Browse Source 
version symbol to be local.
	* testsuite/ver_test_4.sh: New file.
	* testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
	(check_DATA): Add ver_test_4.syms.
	(ver_test_4.syms): New target.
	* testsuite/Makefile.in: Rebuild.
This commit is contained in:
Ian Lance Taylor 2008-03-29 08:39:26 +00:00
parent ab794b6bda
commit 686c8caf41
5 changed files with 68 additions and 2 deletions
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8
gold/ChangeLog
View File

@ -1,5 +1,13 @@
2008-03-29 Ian Lance Taylor <iant@google.com>
* symtab.cc (Symbol_table::do_define_as_constant): Don't force a
version symbol to be local.
* testsuite/ver_test_4.sh: New file.
* testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
(check_DATA): Add ver_test_4.syms.
(ver_test_4.syms): New target.
* testsuite/Makefile.in: Rebuild.
* output.cc
(Output_section::Input_section_sort_entry::has_priority): New
function.

9
gold/symtab.cc
View File

@ -1406,8 +1406,13 @@ Symbol_table::do_define_as_constant(
if (oldsym == NULL)
{
if (binding == elfcpp::STB_LOCAL
|| this->version_script_.symbol_is_local(name))
// Version symbols are absolute symbols with name == version.
// We don't want to force them to be local.
if ((version == NULL
|| name != version
|| value != 0)
&& (binding == elfcpp::STB_LOCAL
|| this->version_script_.symbol_is_local(name)))
this->force_local(sym);
return sym;
}

5
gold/testsuite/Makefile.am
View File

@ -561,6 +561,11 @@ check_DATA += ver_test_2.syms
ver_test_2.syms: ver_test_2
readelf -s $< >$@ 2>/dev/null
check_SCRIPTS += ver_test_4.sh
check_DATA += ver_test_4.syms
ver_test_4.syms: ver_test_4.so
readelf -s $< >$@ 2>/dev/null
endif
if READELF

4
gold/testsuite/Makefile.in
View File

@ -201,10 +201,12 @@ check_PROGRAMS = object_unittest$(EXEEXT) binary_unittest$(EXEEXT) \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ justsyms binary_test
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@am__append_12 = \
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ ver_test_2.sh \
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ ver_test_4.sh \
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ ver_test_5.sh \
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ ver_test_7.sh
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@am__append_13 = \
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ ver_test_2.syms \
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ ver_test_4.syms \
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ ver_test_5.syms \
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ ver_test_7.syms
@GCC_FALSE@script_test_1_DEPENDENCIES = libgoldtest.a ../libgold.a \
@ -1838,6 +1840,8 @@ uninstall-am: uninstall-info-am
@GCC_TRUE@@NATIVE_LINKER_TRUE@ $(CXXCOMPILE) -c -fpic -o $@ $<
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ver_test_2.syms: ver_test_2
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ readelf -s $< >$@ 2>/dev/null
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ver_test_4.syms: ver_test_4.so
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ readelf -s $< >$@ 2>/dev/null
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ver_test_5.so: ver_test_5.o $(srcdir)/ver_test_5.script ver_test_4.so gcctestdir/ld
@GCC_TRUE@@NATIVE_LINKER_TRUE@@READELF_TRUE@ $(CXXLINK) -Bgcctestdir/ -shared -Wl,--version-script,$(srcdir)/ver_test_5.script ver_test_5.o ver_test_4.so

44
gold/testsuite/ver_test_4.sh Executable file
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@ -0,0 +1,44 @@
#!/bin/sh
# ver_test_4.sh -- test that version symbol is visible.
# Copyright 2008 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.
check()
{
if ! grep -q "$2" "$1"
then
echo "Did not find expected symbol in $1:"
echo " $2"
echo ""
echo "Actual output below:"
cat "$1"
exit 1
fi
}
check ver_test_4.syms "t1_2@@VER2"
check ver_test_4.syms "t2_2@VER1"
check ver_test_4.syms "t2_2@@VER2"
check ver_test_4.syms "GLOBAL.*ABS.*VER1"
check ver_test_4.syms "GLOBAL.*ABS.*VER2"
exit 0