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Remove the group section if all members are removed.

Browse Source 
binutils/

2011-09-15  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/13180
	* objcopy.c (is_strip_section_1): New.
	(is_strip_section): Use it.  Remove the group section if all
	members are removed.

binutils/testsuite/

2011-09-15  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/13180
	* binutils-all/group-6.d: New.
	* binutils-all/group-6.s: Likewise.

	* binutils-all/objcopy.exp: Run group-6 for ELF targrts.
This commit is contained in:
H.J. Lu 2011-09-16 04:23:19 +00:00
parent 1a766c6843
commit 4c8e8a7ee0
6 changed files with 56 additions and 2 deletions
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7
binutils/ChangeLog
View File

@ -1,3 +1,10 @@
2011-09-15 H.J. Lu <hongjiu.lu@intel.com>
PR binutils/13180
* objcopy.c (is_strip_section_1): New.
(is_strip_section): Use it. Remove the group section if all
members are removed.
2011-09-08 Nick Clifton <nickc@redhat.com>
* po/ja.po: Updated Japanese translation.

29
binutils/objcopy.c
View File

@ -925,10 +925,10 @@ group_signature (asection *group)
return NULL;
}
/* See if a section is being removed. */
/* See if a non-group section is being removed. */
static bfd_boolean
is_strip_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
is_strip_section_1 (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
{
if (sections_removed || sections_copied)
{
@ -955,10 +955,22 @@ is_strip_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
return FALSE;
}
return FALSE;
}
/* See if a section is being removed. */
static bfd_boolean
is_strip_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
{
if (is_strip_section_1 (abfd, sec))
return TRUE;
if ((bfd_get_section_flags (abfd, sec) & SEC_GROUP) != 0)
{
asymbol *gsym;
const char *gname;
asection *elt, *first;
/* PR binutils/3181
If we are going to strip the group signature symbol, then
@ -972,6 +984,19 @@ is_strip_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
&& !is_specified_symbol (gname, keep_specific_htab))
|| is_specified_symbol (gname, strip_specific_htab))
return TRUE;
/* Remove the group section if all members are removed. */
first = elt = elf_next_in_group (sec);
while (elt != NULL)
{
if (!is_strip_section_1 (abfd, elt))
return FALSE;
elt = elf_next_in_group (elt);
if (elt == first)
break;
}
return TRUE;
}
return FALSE;

8
binutils/testsuite/ChangeLog
View File

@ -1,3 +1,11 @@
2011-09-15 H.J. Lu <hongjiu.lu@intel.com>
PR binutils/13180
* binutils-all/group-6.d: New.
* binutils-all/group-6.s: Likewise.
* binutils-all/objcopy.exp: Run group-6 for ELF targrts.
2011-07-22 H.J. Lu <hongjiu.lu@intel.com>
* binutils-all/elfedit.exp: Run elfedit-4.

9
binutils/testsuite/binutils-all/group-6.d Normal file
View File

@ -0,0 +1,9 @@
#PROG: objcopy
#objcopy: --remove-section .text.foo
#name: copy removing all group member
#objdump: -fw
#...
.*: +file format .*
architecture: .*
#pass

4
binutils/testsuite/binutils-all/group-6.s Normal file
View File

@ -0,0 +1,4 @@
.text
.byte 0
.section .text.foo,"axG",%progbits,foo,comdat
.byte 0

1
binutils/testsuite/binutils-all/objcopy.exp
View File

@ -937,6 +937,7 @@ if [is_elf_format] {
objcopy_test_readelf "ELF group" group-3.s
objcopy_test_readelf "ELF group" group-4.s
run_dump_test "group-5"
run_dump_test "group-6"
run_dump_test "copy-1"
run_dump_test "note-1"
}