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2006-12-07  H.J. Lu <hjl@gnu.org>

	PR ld/3666
	* elflink.c (elf_link_add_object_symbols): Keep symbol
	visibility for symbols from discarded section.

ld/testsuite/

2006-12-07  H.J. Lu <hjl@gnu.org>

	PR ld/3666
	* ld-elf/group3a.d: New file.
	* ld-elf/group3a.s: Likewise.
	* ld-elf/group3b.d: Likewise.
	* ld-elf/group3b.s: Likewise.
This commit is contained in:
H.J. Lu 2006-12-07 13:32:02 +00:00
parent 8c9343347a
commit e5d080028d
7 changed files with 43 additions and 4 deletions
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6
bfd/ChangeLog
View file

@ -1,3 +1,9 @@
2006-12-07 H.J. Lu <hjl@gnu.org>
PR ld/3666
* elflink.c (elf_link_add_object_symbols): Keep symbol
visibility for symbols from discarded section.
2006-12-06 Alan Modra <amodra@bigpond.net.au> 2006-12-06 Alan Modra <amodra@bigpond.net.au>
* elf64-alpha.c (elf64_alpha_merge_symbol_attribute): New function. * elf64-alpha.c (elf64_alpha_merge_symbol_attribute): New function.

6
bfd/elflink.c
View file

@ -3682,12 +3682,10 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
sec = bfd_abs_section_ptr; sec = bfd_abs_section_ptr;
else if (sec->kept_section) else if (sec->kept_section)
{ {
/* Symbols from discarded section are undefined, and have /* Symbols from discarded section are undefined. We keep
default visibility. */ its visibility. */
sec = bfd_und_section_ptr; sec = bfd_und_section_ptr;
isym->st_shndx = SHN_UNDEF; isym->st_shndx = SHN_UNDEF;
isym->st_other = (STV_DEFAULT
| (isym->st_other & ~ ELF_ST_VISIBILITY (-1)));
} }
else if ((abfd->flags & (EXEC_P | DYNAMIC)) != 0) else if ((abfd->flags & (EXEC_P | DYNAMIC)) != 0)
value -= sec->vma; value -= sec->vma;

8
ld/testsuite/ChangeLog
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@ -1,3 +1,11 @@
2006-12-07 H.J. Lu <hjl@gnu.org>
PR ld/3666
* ld-elf/group3a.d: New file.
* ld-elf/group3a.s: Likewise.
* ld-elf/group3b.d: Likewise.
* ld-elf/group3b.s: Likewise.
2006-12-05 Alan Modra <amodra@bigpond.net.au> 2006-12-05 Alan Modra <amodra@bigpond.net.au>
* ld-alpha/tlspic.rd: Update for unused section removal. * ld-alpha/tlspic.rd: Update for unused section removal.

8
ld/testsuite/ld-elf/group3a.d Normal file
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@ -0,0 +1,8 @@
#source: group3a.s
#source: group3b.s
#ld: -T group.ld
#readelf: -s
Symbol table '.symtab' contains .* entries:
#...
.*: 0[0]*1000 0 OBJECT GLOBAL HIDDEN . foo
#...

5
ld/testsuite/ld-elf/group3a.s Normal file
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@ -0,0 +1,5 @@
.section .data,"awG",%progbits,foo_group,comdat
.globl foo
.type foo,%object
foo:
.word 0

8
ld/testsuite/ld-elf/group3b.d Normal file
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@ -0,0 +1,8 @@
#source: group3b.s
#source: group3a.s
#ld: -T group.ld
#readelf: -s
Symbol table '.symtab' contains .* entries:
#...
.*: 0[0]*1000 0 OBJECT GLOBAL HIDDEN . foo
#...

6
ld/testsuite/ld-elf/group3b.s Normal file
View file

@ -0,0 +1,6 @@
.section .data,"awG",%progbits,foo_group,comdat
.hidden foo
.globl foo
.type foo,%object
foo:
.word 0