37a9e49a28
bfd/ PR ld/14591 * elf-bfd.h (_bfd_elf_merge_symbol): Add an argument to return if the old symbol is weak. * elf32-sh-symbian.c (sh_symbian_relocate_section): Update _bfd_elf_merge_symbol call. * elflink.c (_bfd_elf_merge_symbol): Add an argument to return if the old symbol is weak. (_bfd_elf_add_default_symbol): Update _bfd_elf_merge_symbol call. (elf_link_add_object_symbols): Don't update symbol type from a weak definition. Update symbol type from a common symbol when overriding a weak symbol. ld/testsuite/ PR ld/14591 * ld-elf/comm-data.exp (run_ld_link_tests): Add comm-data3a and comm-data3b tests. * ld-ifunc/ifunc.exp (run_ld_link_exec_tests): New. * ld-elf/comm-data3.sd: New file. * ld-elf/comm-data3a.s: Likewise. * ld-elf/comm-data3b.s: Likewise. * ld-ifunc/ifunc-17a-i386.d: Likewise. * ld-ifunc/ifunc-17a-x86-64.d: Likewise. * ld-ifunc/ifunc-17a.s: Likewise. * ld-ifunc/ifunc-17b-i386.d: Likewise. * ld-ifunc/ifunc-17b-x86-64.d: Likewise. * ld-ifunc/ifunc-17b.s: Likewise. * ld-ifunc/ifunc-common-1.out: Likewise. * ld-ifunc/ifunc-common-1a.c: Likewise. * ld-ifunc/ifunc-common-1b.c: Likewise.
98 lines
2.3 KiB
Text
98 lines
2.3 KiB
Text
# Expect script for common symbol override.
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#
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# Copyright 2011, 2012 Free Software Foundation, Inc.
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#
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# This file is part of the GNU Binutils.
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#
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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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#
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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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#
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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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#
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#
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# Written by Maciej W. Rozycki <macro@codesourcery.com>
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#
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# Exclude non-ELF targets.
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if ![is_elf_format] {
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return
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}
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# Exclude some more targets; feel free to include your favorite one
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# if you like.
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if { ![istarget *-*-linux*]
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&& ![istarget *-*-nacl*]
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&& ![istarget *-*-gnu*] } {
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return
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}
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set testname "Common symbol override test"
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# Define a global symbol.
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run_ld_link_tests [list \
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[list \
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"$testname (auxiliary shared object build)" \
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"-shared" \
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"" \
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{ comm-data1.s } \
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{ \
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{ readelf -s comm-data1.sd } \
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} \
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"libcomm-data.so" \
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] \
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]
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# Set the pointer size according to the ELF flavor.
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set AFLAGS ""
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if [is_elf64 "tmpdir/libcomm-data.so"] {
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append AFLAGS " --defsym ELF64=1"
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}
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# Verify that a common symbol has been converted to an undefined
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# reference to the global symbol of the same name defined above
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# and that the debug reference has been dropped.
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run_ld_link_tests [list \
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[list \
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"$testname" \
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"-Ltmpdir -lcomm-data" \
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"$AFLAGS" \
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{ comm-data2.s } \
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{ \
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{ readelf -s comm-data2.sd } \
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{ readelf -r comm-data2.rd } \
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{ readelf "-x .debug_foo" comm-data2.xd } \
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} \
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"comm-data" \
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] \
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[list \
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"$testname 3a" \
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"-static" \
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"" \
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{ comm-data3a.s comm-data3b.s } \
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{ \
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{ readelf -s comm-data3.sd } \
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} \
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"comm-data3a" \
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] \
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[list \
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"$testname 3b" \
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"-static" \
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"" \
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{ comm-data3b.s comm-data3a.s } \
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{ \
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{ readelf -s comm-data3.sd } \
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} \
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"comm-data3b" \
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] \
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]
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