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import binutils-2.30-108.el8

This commit is contained in:
CentOS Sources 2021-11-09 04:52:09 -05:00 committed by Stepan Oksanichenko
parent 60624efec1
commit 2420618e6d
9 changed files with 2534 additions and 1 deletions
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53
SOURCES/binutils-CVE-2020-35448.patch Normal file
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@ -0,0 +1,53 @@
diff -rup binutils.orig/bfd/elf.c binutils-2.35/bfd/elf.c
--- binutils.orig/bfd/elf.c 2021-04-19 10:49:21.757290990 +0100
+++ binutils-2.35/bfd/elf.c 2021-04-19 10:50:28.309839285 +0100
@@ -12534,7 +12534,9 @@ _bfd_elf_slurp_secondary_reloc_section (
Elf_Internal_Shdr * hdr = & elf_section_data (relsec)->this_hdr;
if (hdr->sh_type == SHT_SECONDARY_RELOC
- && hdr->sh_info == (unsigned) elf_section_data (sec)->this_idx)
+ && hdr->sh_info == (unsigned) elf_section_data (sec)->this_idx
+ && (hdr->sh_entsize == ebd->s->sizeof_rel
+ || hdr->sh_entsize == ebd->s->sizeof_rela))
{
bfd_byte * native_relocs;
bfd_byte * native_reloc;
diff -rup binutils.orig/bfd/elfcode.h binutils-2.35/bfd/elfcode.h
--- binutils.orig/bfd/elfcode.h 2021-04-19 10:49:21.767290922 +0100
+++ binutils-2.35/bfd/elfcode.h 2021-04-19 10:52:22.196066303 +0100
@@ -568,7 +568,7 @@ elf_object_p (bfd *abfd)
/* If this is a relocatable file and there is no section header
table, then we're hosed. */
- if (i_ehdrp->e_shoff == 0 && i_ehdrp->e_type == ET_REL)
+ if (i_ehdrp->e_shoff < sizeof (x_ehdr) && i_ehdrp->e_type == ET_REL)
goto got_wrong_format_error;
/* As a simple sanity check, verify that what BFD thinks is the
@@ -578,7 +578,7 @@ elf_object_p (bfd *abfd)
goto got_wrong_format_error;
/* Further sanity check. */
- if (i_ehdrp->e_shoff == 0 && i_ehdrp->e_shnum != 0)
+ if (i_ehdrp->e_shoff < sizeof (x_ehdr) && i_ehdrp->e_shnum != 0)
goto got_wrong_format_error;
ebd = get_elf_backend_data (abfd);
@@ -615,7 +615,7 @@ elf_object_p (bfd *abfd)
&& ebd->elf_osabi != ELFOSABI_NONE)
goto got_wrong_format_error;
- if (i_ehdrp->e_shoff != 0)
+ if (i_ehdrp->e_shoff >= sizeof (x_ehdr))
{
file_ptr where = (file_ptr) i_ehdrp->e_shoff;
@@ -807,7 +807,7 @@ elf_object_p (bfd *abfd)
}
}
- if (i_ehdrp->e_shstrndx != 0 && i_ehdrp->e_shoff != 0)
+ if (i_ehdrp->e_shstrndx != 0 && i_ehdrp->e_shoff >= sizeof (x_ehdr))
{
unsigned int num_sec;

1287
SOURCES/binutils-CVE-2021-20197.patch Normal file
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File diff suppressed because it is too large Load Diff

62
SOURCES/binutils-CVE-2021-20284.patch Normal file
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@ -0,0 +1,62 @@
diff -rup binutils.orig/bfd/elf-bfd.h binutils-2.30/bfd/elf-bfd.h
--- binutils.orig/bfd/elf-bfd.h 2021-05-19 15:05:30.988901261 +0100
+++ binutils-2.30/bfd/elf-bfd.h 2021-05-19 15:05:55.477815716 +0100
@@ -1487,7 +1487,7 @@ struct elf_backend_data
bfd_boolean (*init_secondary_reloc_section) (bfd *, Elf_Internal_Shdr *, const char *, unsigned int);
/* Called when after loading the normal relocs for a section. */
- bfd_boolean (*slurp_secondary_relocs) (bfd *, asection *, asymbol **);
+ bfd_boolean (*slurp_secondary_relocs) (bfd *, asection *, asymbol **, bfd_boolean);
/* Called after writing the normal relocs for a section. */
bfd_boolean (*write_secondary_relocs) (bfd *, asection *);
@@ -2721,7 +2721,7 @@ extern bfd_vma elf32_r_sym (bfd_vma);
extern bfd_boolean _bfd_elf_init_secondary_reloc_section
(bfd *, Elf_Internal_Shdr *, const char *, unsigned int);
extern bfd_boolean _bfd_elf_slurp_secondary_reloc_section
- (bfd *, asection *, asymbol **);
+(bfd *, asection *, asymbol **, bfd_boolean);
extern bfd_boolean _bfd_elf_copy_special_section_fields
(const bfd *, bfd *, const Elf_Internal_Shdr *, Elf_Internal_Shdr *);
extern bfd_boolean _bfd_elf_write_secondary_reloc_section
Only in binutils-2.30/bfd: elf-bfd.h.orig
diff -rup binutils.orig/bfd/elf.c binutils-2.30/bfd/elf.c
--- binutils.orig/bfd/elf.c 2021-05-19 15:05:30.989901257 +0100
+++ binutils-2.30/bfd/elf.c 2021-05-19 15:05:55.478815712 +0100
@@ -11663,7 +11663,8 @@ _bfd_elf_init_secondary_reloc_section (b
bfd_boolean
_bfd_elf_slurp_secondary_reloc_section (bfd * abfd,
asection * sec,
- asymbol ** symbols)
+ asymbol ** symbols,
+ bfd_boolean dynamic)
{
const struct elf_backend_data * const ebd = get_elf_backend_data (abfd);
asection * relsec;
@@ -11728,7 +11729,10 @@ _bfd_elf_slurp_secondary_reloc_section (
continue;
}
- symcount = bfd_get_symcount (abfd);
+ if (dynamic)
+ symcount = bfd_get_dynamic_symcount (abfd);
+ else
+ symcount = bfd_get_symcount (abfd);
for (i = 0, internal_reloc = internal_relocs, native_reloc = native_relocs;
i < reloc_count;
Only in binutils-2.30/bfd: elf.c.orig
diff -rup binutils.orig/bfd/elfcode.h binutils-2.30/bfd/elfcode.h
--- binutils.orig/bfd/elfcode.h 2021-05-19 15:05:30.990901254 +0100
+++ binutils-2.30/bfd/elfcode.h 2021-05-19 15:07:34.098471218 +0100
@@ -1577,7 +1577,7 @@ elf_slurp_reloc_table (bfd *abfd,
return FALSE;
if (bed->slurp_secondary_relocs != NULL
- && ! bed->slurp_secondary_relocs (abfd, asect, symbols))
+ && ! bed->slurp_secondary_relocs (abfd, asect, symbols, dynamic))
return FALSE;
asect->relocation = relents;
Only in binutils-2.30/bfd: elfcode.h.orig
Only in binutils-2.30/bfd: elfcode.h.rej

38
SOURCES/binutils-CVE-2021-3487.patch Normal file
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@ -0,0 +1,38 @@
--- binutils.orig/bfd/dwarf2.c 2021-04-14 14:24:18.945917267 +0100
+++ binutils-2.30/bfd/dwarf2.c 2021-04-14 14:25:51.908614106 +0100
@@ -532,6 +532,10 @@ read_section (bfd * abfd,
/* The section may have already been read. */
if (contents == NULL)
{
+ bfd_size_type amt;
+ asection *msec;
+ ufile_ptr filesize;
+
msec = bfd_get_section_by_name (abfd, section_name);
if (! msec)
{
@@ -547,10 +551,22 @@ read_section (bfd * abfd,
return FALSE;
}
- *section_size = msec->rawsize ? msec->rawsize : msec->size;
+ amt = bfd_get_section_limit_octets (abfd, msec);
+ filesize = bfd_get_file_size (abfd);
+ if (amt >= filesize)
+ {
+ /* PR 26946 */
+ _bfd_error_handler (_("DWARF error: section %s is larger than its filesize! (0x%lx vs 0x%lx)"),
+ section_name, (long) amt, (long) filesize);
+ bfd_set_error (bfd_error_bad_value);
+ return FALSE;
+ }
+ *section_size = amt;
+
/* Paranoia - alloc one extra so that we can make sure a string
section is NUL terminated. */
- amt = *section_size + 1;
+ amt += 1;
+
if (amt == 0)
{
bfd_set_error (bfd_error_no_memory);

306
SOURCES/binutils-clearing-discarded-relocs.patch Normal file
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@ -0,0 +1,306 @@
diff -rup binutils.orig/bfd/cofflink.c binutils-2.30/bfd/cofflink.c
--- binutils.orig/bfd/cofflink.c 2021-06-15 15:38:31.578170486 +0100
+++ binutils-2.30/bfd/cofflink.c 2021-06-15 15:59:12.394611963 +0100
@@ -3084,8 +3084,8 @@ _bfd_coff_generic_relocate_section (bfd
then zero this reloc field. */
if (sec != NULL && discarded_section (sec))
{
- _bfd_clear_contents (howto, input_bfd, input_section,
- contents + (rel->r_vaddr - input_section->vma));
+ (void) _bfd_clear_contents (howto, input_bfd, input_section,
+ contents, (rel->r_vaddr - input_section->vma));
continue;
}
diff -rup binutils.orig/bfd/dwarf2.c binutils-2.30/bfd/dwarf2.c
--- binutils.orig/bfd/dwarf2.c 2021-06-15 15:38:31.597170370 +0100
+++ binutils-2.30/bfd/dwarf2.c 2021-06-15 15:42:19.979779516 +0100
@@ -2865,7 +2865,9 @@ find_abstract_instance_name (struct comp
info_ptr = unit->stash->info_ptr_memory;
info_ptr_end = unit->stash->info_ptr_end;
total = info_ptr_end - info_ptr;
- if (!die_ref || die_ref >= total)
+ if (!die_ref)
+ return TRUE;
+ if (die_ref >= total)
{
_bfd_error_handler
(_("Dwarf Error: Invalid abstract instance DIE ref."));
diff -rup binutils.orig/bfd/elf-bfd.h binutils-2.30/bfd/elf-bfd.h
--- binutils.orig/bfd/elf-bfd.h 2021-06-15 15:38:31.595170382 +0100
+++ binutils-2.30/bfd/elf-bfd.h 2021-06-15 15:58:55.365715715 +0100
@@ -2829,8 +2829,8 @@ extern asection _bfd_elf_large_com_secti
howto, index, contents) \
{ \
int i_; \
- _bfd_clear_contents (howto, input_bfd, input_section, \
- contents + rel[index].r_offset); \
+ (void) _bfd_clear_contents (howto, input_bfd, input_section, \
+ contents, rel[index].r_offset); \
\
if (bfd_link_relocatable (info) \
&& (input_section->flags & SEC_DEBUGGING)) \
diff -rup binutils.orig/bfd/elf32-arc.c binutils-2.30/bfd/elf32-arc.c
--- binutils.orig/bfd/elf32-arc.c 2021-06-15 15:38:31.579170480 +0100
+++ binutils-2.30/bfd/elf32-arc.c 2021-06-15 15:58:28.869877138 +0100
@@ -1532,8 +1532,8 @@ elf_arc_relocate_section (bfd * outp
/* Clean relocs for symbols in discarded sections. */
if (sec != NULL && discarded_section (sec))
{
- _bfd_clear_contents (howto, input_bfd, input_section,
- contents + rel->r_offset);
+ (void) _bfd_clear_contents (howto, input_bfd, input_section,
+ contents, rel->r_offset);
rel->r_offset = rel->r_offset;
rel->r_info = 0;
rel->r_addend = 0;
diff -rup binutils.orig/bfd/elf32-i386.c binutils-2.30/bfd/elf32-i386.c
--- binutils.orig/bfd/elf32-i386.c 2021-06-15 15:38:31.578170486 +0100
+++ binutils-2.30/bfd/elf32-i386.c 2021-06-15 15:58:12.694975692 +0100
@@ -2165,8 +2165,8 @@ elf_i386_relocate_section (bfd *output_b
if (sec != NULL && discarded_section (sec))
{
- _bfd_clear_contents (howto, input_bfd, input_section,
- contents + rel->r_offset);
+ (void) _bfd_clear_contents (howto, input_bfd, input_section,
+ contents, rel->r_offset);
wrel->r_offset = rel->r_offset;
wrel->r_info = 0;
wrel->r_addend = 0;
diff -rup binutils.orig/bfd/elf32-metag.c binutils-2.30/bfd/elf32-metag.c
--- binutils.orig/bfd/elf32-metag.c 2021-06-15 15:38:31.593170394 +0100
+++ binutils-2.30/bfd/elf32-metag.c 2021-06-15 15:57:48.039125909 +0100
@@ -1392,8 +1392,8 @@ metag_final_link_relocate (reloc_howto_t
#define METAG_RELOC_AGAINST_DISCARDED_SECTION(info, input_bfd, input_section, \
rel, relend, howto, contents) \
{ \
- _bfd_clear_contents (howto, input_bfd, input_section, \
- contents + rel->r_offset); \
+ (void) _bfd_clear_contents (howto, input_bfd, input_section, \
+ contents, rel->r_offset); \
\
if (bfd_link_relocatable (info) \
&& (input_section->flags & SEC_DEBUGGING)) \
diff -rup binutils.orig/bfd/elf32-nds32.c binutils-2.30/bfd/elf32-nds32.c
--- binutils.orig/bfd/elf32-nds32.c 2021-06-15 15:38:31.589170419 +0100
+++ binutils-2.30/bfd/elf32-nds32.c 2021-06-15 15:56:30.184600239 +0100
@@ -12771,18 +12771,17 @@ nds32_elf_get_relocated_section_contents
symbol = *(*parent)->sym_ptr_ptr;
if (symbol->section && discarded_section (symbol->section))
{
- bfd_byte *p;
+ bfd_vma off;
static reloc_howto_type none_howto
= HOWTO (0, 0, 0, 0, FALSE, 0, complain_overflow_dont, NULL,
"unused", FALSE, 0, 0, FALSE);
- p = data + (*parent)->address * bfd_octets_per_byte (input_bfd);
- _bfd_clear_contents ((*parent)->howto, input_bfd, input_section,
- p);
- (*parent)->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
+ off = (*parent)->address * bfd_octets_per_byte (input_bfd);
+ r = _bfd_clear_contents ((*parent)->howto, input_bfd,
+ input_section, data, off);
+ (*parent)->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
(*parent)->addend = 0;
(*parent)->howto = &none_howto;
- r = bfd_reloc_ok;
}
else
r = bfd_perform_relocation (input_bfd, *parent, data,
diff -rup binutils.orig/bfd/elf32-ppc.c binutils-2.30/bfd/elf32-ppc.c
--- binutils.orig/bfd/elf32-ppc.c 2021-06-15 15:38:31.597170370 +0100
+++ binutils-2.30/bfd/elf32-ppc.c 2021-06-15 15:56:39.367544293 +0100
@@ -7778,8 +7778,8 @@ ppc_elf_relocate_section (bfd *output_bf
if (r_type < R_PPC_max)
howto = ppc_elf_howto_table[r_type];
- _bfd_clear_contents (howto, input_bfd, input_section,
- contents + rel->r_offset);
+ (void) _bfd_clear_contents (howto, input_bfd, input_section,
+ contents, rel->r_offset);
wrel->r_offset = rel->r_offset;
wrel->r_info = 0;
wrel->r_addend = 0;
diff -rup binutils.orig/bfd/elf32-visium.c binutils-2.30/bfd/elf32-visium.c
--- binutils.orig/bfd/elf32-visium.c 2021-06-15 15:38:31.580170473 +0100
+++ binutils-2.30/bfd/elf32-visium.c 2021-06-15 15:57:29.271240254 +0100
@@ -616,8 +616,8 @@ visium_elf_relocate_section (bfd *output
/* For relocs against symbols from removed linkonce sections,
or sections discarded by a linker script, we just want the
section contents zeroed. Avoid any special processing. */
- _bfd_clear_contents (howto, input_bfd, input_section,
- contents + rel->r_offset);
+ (void) _bfd_clear_contents (howto, input_bfd, input_section,
+ contents, rel->r_offset);
rel->r_info = 0;
rel->r_addend = 0;
diff -rup binutils.orig/bfd/elf64-ppc.c binutils-2.30/bfd/elf64-ppc.c
--- binutils.orig/bfd/elf64-ppc.c 2021-06-15 15:38:31.578170486 +0100
+++ binutils-2.30/bfd/elf64-ppc.c 2021-06-15 15:57:01.529409265 +0100
@@ -13526,9 +13526,9 @@ ppc64_elf_relocate_section (bfd *output_
if (sec != NULL && discarded_section (sec))
{
- _bfd_clear_contents (ppc64_elf_howto_table[r_type],
- input_bfd, input_section,
- contents + rel->r_offset);
+ (void) _bfd_clear_contents (ppc64_elf_howto_table[r_type],
+ input_bfd, input_section,
+ contents, rel->r_offset);
wrel->r_offset = rel->r_offset;
wrel->r_info = 0;
wrel->r_addend = 0;
diff -rup binutils.orig/bfd/elf64-x86-64.c binutils-2.30/bfd/elf64-x86-64.c
--- binutils.orig/bfd/elf64-x86-64.c 2021-06-15 15:38:31.585170443 +0100
+++ binutils-2.30/bfd/elf64-x86-64.c 2021-06-15 15:57:09.831358693 +0100
@@ -2457,8 +2457,8 @@ elf_x86_64_relocate_section (bfd *output
if (sec != NULL && discarded_section (sec))
{
- _bfd_clear_contents (howto, input_bfd, input_section,
- contents + rel->r_offset);
+ (void) _bfd_clear_contents (howto, input_bfd, input_section,
+ contents, rel->r_offset);
wrel->r_offset = rel->r_offset;
wrel->r_info = 0;
wrel->r_addend = 0;
diff -rup binutils.orig/bfd/libbfd-in.h binutils-2.30/bfd/libbfd-in.h
--- binutils.orig/bfd/libbfd-in.h 2021-06-15 15:38:31.593170394 +0100
+++ binutils-2.30/bfd/libbfd-in.h 2021-06-15 15:54:10.856449129 +0100
@@ -674,8 +674,9 @@ extern bfd_reloc_status_type _bfd_reloca
(reloc_howto_type *, bfd *, bfd_vma, bfd_byte *);
/* Clear a given location using a given howto. */
-extern void _bfd_clear_contents (reloc_howto_type *howto, bfd *input_bfd,
- asection *input_section, bfd_byte *location);
+extern bfd_reloc_status_type _bfd_clear_contents
+ (reloc_howto_type *howto, bfd *input_bfd,
+ asection *input_section, bfd_byte *, bfd_vma);
/* Link stabs in sections in the first pass. */
diff -rup binutils.orig/bfd/libbfd.h binutils-2.30/bfd/libbfd.h
--- binutils.orig/bfd/libbfd.h 2021-06-15 15:38:31.581170467 +0100
+++ binutils-2.30/bfd/libbfd.h 2021-06-15 15:53:55.863540475 +0100
@@ -679,8 +679,9 @@ extern bfd_reloc_status_type _bfd_reloca
(reloc_howto_type *, bfd *, bfd_vma, bfd_byte *);
/* Clear a given location using a given howto. */
-extern void _bfd_clear_contents (reloc_howto_type *howto, bfd *input_bfd,
- asection *input_section, bfd_byte *location);
+extern bfd_reloc_status_type _bfd_clear_contents
+ (reloc_howto_type *howto, bfd *input_bfd,
+ asection *input_section, bfd_byte *, bfd_vma);
/* Link stabs in sections in the first pass. */
diff -rup binutils.orig/bfd/reloc.c binutils-2.30/bfd/reloc.c
--- binutils.orig/bfd/reloc.c 2021-06-15 15:38:31.593170394 +0100
+++ binutils-2.30/bfd/reloc.c 2021-06-15 15:51:59.449249747 +0100
@@ -1604,23 +1604,29 @@ _bfd_relocate_contents (reloc_howto_type
relocations against discarded symbols, to make ignorable debug or unwind
information more obvious. */
-void
+bfd_reloc_status_type
_bfd_clear_contents (reloc_howto_type *howto,
bfd *input_bfd,
asection *input_section,
- bfd_byte *location)
+ bfd_byte *buf,
+ bfd_vma off)
{
int size;
bfd_vma x = 0;
+ bfd_byte *location;
+
+ if (!bfd_reloc_offset_in_range (howto, input_bfd, input_section, off))
+ return bfd_reloc_outofrange;
/* Get the value we are going to relocate. */
- size = bfd_get_reloc_size (howto);
+ location = buf + off;
+ size = bfd_get_reloc_size (howto);
switch (size)
{
default:
- abort ();
+ return bfd_reloc_notsupported;
case 0:
- return;
+ return bfd_reloc_ok;
case 1:
x = bfd_get_8 (input_bfd, location);
break;
@@ -1634,7 +1640,7 @@ _bfd_clear_contents (reloc_howto_type *h
#ifdef BFD64
x = bfd_get_64 (input_bfd, location);
#else
- abort ();
+ return bfd_reloc_notsupported;
#endif
break;
}
@@ -1654,7 +1660,7 @@ _bfd_clear_contents (reloc_howto_type *h
{
default:
case 0:
- abort ();
+ return bfd_reloc_notsupported;
case 1:
bfd_put_8 (input_bfd, x, location);
break;
@@ -1668,10 +1674,12 @@ _bfd_clear_contents (reloc_howto_type *h
#ifdef BFD64
bfd_put_64 (input_bfd, x, location);
#else
- abort ();
+ return bfd_reloc_notsupported;
#endif
break;
}
+
+ return bfd_reloc_ok;
}
/*
@@ -8209,20 +8217,30 @@ bfd_generic_get_relocated_section_conten
goto error_return;
}
- if (symbol->section && discarded_section (symbol->section))
+ /* Zap reloc field when the symbol is from a discarded
+ section, ignoring any addend. Do the same when called
+ from bfd_simple_get_relocated_section_contents for
+ undefined symbols in debug sections. This is to keep
+ debug info reasonably sane, in particular so that
+ DW_FORM_ref_addr to another file's .debug_info isn't
+ confused with an offset into the current file's
+ .debug_info. */
+ if ((symbol->section != NULL && discarded_section (symbol->section))
+ || (symbol->section == bfd_und_section_ptr
+ && (input_section->flags & SEC_DEBUGGING) != 0
+ && link_info->input_bfds == link_info->output_bfd))
{
- bfd_byte *p;
+ bfd_vma off;
static reloc_howto_type none_howto
= HOWTO (0, 0, 0, 0, FALSE, 0, complain_overflow_dont, NULL,
"unused", FALSE, 0, 0, FALSE);
- p = data + (*parent)->address * bfd_octets_per_byte (input_bfd);
- _bfd_clear_contents ((*parent)->howto, input_bfd, input_section,
- p);
+ off = (*parent)->address * bfd_octets_per_byte (input_bfd);
+ r = _bfd_clear_contents ((*parent)->howto, input_bfd,
+ input_section, data, off);
(*parent)->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
(*parent)->addend = 0;
(*parent)->howto = &none_howto;
- r = bfd_reloc_ok;
}
else
r = bfd_perform_relocation (input_bfd,

355
SOURCES/binutils-gold-i386-gnu-property-notes.patch Normal file
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@ -0,0 +1,355 @@
diff --git a/gold/i386.cc b/gold/i386.cc
index bf209fe9a86..31161ff091c 100644
--- a/gold/i386.cc
+++ b/gold/i386.cc
@@ -360,7 +360,11 @@ class Target_i386 : public Sized_target<32, false>
got_(NULL), plt_(NULL), got_plt_(NULL), got_irelative_(NULL),
got_tlsdesc_(NULL), global_offset_table_(NULL), rel_dyn_(NULL),
rel_irelative_(NULL), copy_relocs_(elfcpp::R_386_COPY),
- got_mod_index_offset_(-1U), tls_base_symbol_defined_(false)
+ got_mod_index_offset_(-1U), tls_base_symbol_defined_(false),
+ isa_1_used_(0), isa_1_needed_(0),
+ feature_1_(0), feature_2_used_(0), feature_2_needed_(0),
+ object_isa_1_used_(0), object_feature_1_(0),
+ object_feature_2_used_(0), seen_first_object_(false)
{ }
// Process the relocations to determine unreferenced sections for
@@ -859,6 +863,21 @@ class Target_i386 : public Sized_target<32, false>
this->rel_dyn_section(layout));
}
+ // Record a target-specific program property in the .note.gnu.property
+ // section.
+ void
+ record_gnu_property(unsigned int, unsigned int, size_t,
+ const unsigned char*, const Object*);
+
+ // Merge the target-specific program properties from the current object.
+ void
+ merge_gnu_properties(const Object*);
+
+ // Finalize the target-specific program properties and add them back to
+ // the layout.
+ void
+ do_finalize_gnu_properties(Layout*) const;
+
// Information about this specific target which we pass to the
// general Target structure.
static const Target::Target_info i386_info;
@@ -898,6 +917,26 @@ class Target_i386 : public Sized_target<32, false>
unsigned int got_mod_index_offset_;
// True if the _TLS_MODULE_BASE_ symbol has been defined.
bool tls_base_symbol_defined_;
+
+ // Target-specific program properties, from .note.gnu.property section.
+ // Each bit represents a specific feature.
+ uint32_t isa_1_used_;
+ uint32_t isa_1_needed_;
+ uint32_t feature_1_;
+ uint32_t feature_2_used_;
+ uint32_t feature_2_needed_;
+ // Target-specific properties from the current object.
+ // These bits get ORed into ISA_1_USED_ after all properties for the object
+ // have been processed. But if either is all zeroes (as when the property
+ // is absent from an object), the result should be all zeroes.
+ // (See PR ld/23486.)
+ uint32_t object_isa_1_used_;
+ // These bits get ANDed into FEATURE_1_ after all properties for the object
+ // have been processed.
+ uint32_t object_feature_1_;
+ uint32_t object_feature_2_used_;
+ // Whether we have seen our first object, for use in initializing FEATURE_1_.
+ bool seen_first_object_;
};
const Target::Target_info Target_i386::i386_info =
@@ -1042,6 +1081,126 @@ Target_i386::rel_irelative_section(Layout* layout)
return this->rel_irelative_;
}
+// Record a target-specific program property from the .note.gnu.property
+// section.
+void
+Target_i386::record_gnu_property(
+ unsigned int, unsigned int pr_type,
+ size_t pr_datasz, const unsigned char* pr_data,
+ const Object* object)
+{
+ uint32_t val = 0;
+
+ switch (pr_type)
+ {
+ case elfcpp::GNU_PROPERTY_X86_COMPAT_ISA_1_USED:
+ case elfcpp::GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED:
+ case elfcpp::GNU_PROPERTY_X86_COMPAT_2_ISA_1_USED:
+ case elfcpp::GNU_PROPERTY_X86_COMPAT_2_ISA_1_NEEDED:
+ case elfcpp::GNU_PROPERTY_X86_ISA_1_USED:
+ case elfcpp::GNU_PROPERTY_X86_ISA_1_NEEDED:
+ case elfcpp::GNU_PROPERTY_X86_FEATURE_1_AND:
+ case elfcpp::GNU_PROPERTY_X86_FEATURE_2_USED:
+ case elfcpp::GNU_PROPERTY_X86_FEATURE_2_NEEDED:
+ if (pr_datasz != 4)
+ {
+ gold_warning(_("%s: corrupt .note.gnu.property section "
+ "(pr_datasz for property %d is not 4)"),
+ object->name().c_str(), pr_type);
+ return;
+ }
+ val = elfcpp::Swap<32, false>::readval(pr_data);
+ break;
+ default:
+ gold_warning(_("%s: unknown program property type 0x%x "
+ "in .note.gnu.property section"),
+ object->name().c_str(), pr_type);
+ break;
+ }
+
+ switch (pr_type)
+ {
+ case elfcpp::GNU_PROPERTY_X86_ISA_1_USED:
+ this->object_isa_1_used_ |= val;
+ break;
+ case elfcpp::GNU_PROPERTY_X86_ISA_1_NEEDED:
+ this->isa_1_needed_ |= val;
+ break;
+ case elfcpp::GNU_PROPERTY_X86_FEATURE_1_AND:
+ // If we see multiple feature props in one object, OR them together.
+ this->object_feature_1_ |= val;
+ break;
+ case elfcpp::GNU_PROPERTY_X86_FEATURE_2_USED:
+ this->object_feature_2_used_ |= val;
+ break;
+ case elfcpp::GNU_PROPERTY_X86_FEATURE_2_NEEDED:
+ this->feature_2_needed_ |= val;
+ break;
+ }
+}
+
+// Merge the target-specific program properties from the current object.
+void
+Target_i386::merge_gnu_properties(const Object*)
+{
+ if (this->seen_first_object_)
+ {
+ // If any object is missing the ISA_1_USED property, we must omit
+ // it from the output file.
+ if (this->object_isa_1_used_ == 0)
+ this->isa_1_used_ = 0;
+ else if (this->isa_1_used_ != 0)
+ this->isa_1_used_ |= this->object_isa_1_used_;
+ this->feature_1_ &= this->object_feature_1_;
+ // If any object is missing the FEATURE_2_USED property, we must
+ // omit it from the output file.
+ if (this->object_feature_2_used_ == 0)
+ this->feature_2_used_ = 0;
+ else if (this->feature_2_used_ != 0)
+ this->feature_2_used_ |= this->object_feature_2_used_;
+ }
+ else
+ {
+ this->isa_1_used_ = this->object_isa_1_used_;
+ this->feature_1_ = this->object_feature_1_;
+ this->feature_2_used_ = this->object_feature_2_used_;
+ this->seen_first_object_ = true;
+ }
+ this->object_isa_1_used_ = 0;
+ this->object_feature_1_ = 0;
+ this->object_feature_2_used_ = 0;
+}
+
+static inline void
+add_property(Layout* layout, unsigned int pr_type, uint32_t val)
+{
+ unsigned char buf[4];
+ elfcpp::Swap<32, false>::writeval(buf, val);
+ layout->add_gnu_property(elfcpp::NT_GNU_PROPERTY_TYPE_0, pr_type, 4, buf);
+}
+
+// Finalize the target-specific program properties and add them back to
+// the layout.
+void
+Target_i386::do_finalize_gnu_properties(Layout* layout) const
+{
+ if (this->isa_1_used_ != 0)
+ add_property(layout, elfcpp::GNU_PROPERTY_X86_ISA_1_USED,
+ this->isa_1_used_);
+ if (this->isa_1_needed_ != 0)
+ add_property(layout, elfcpp::GNU_PROPERTY_X86_ISA_1_NEEDED,
+ this->isa_1_needed_);
+ if (this->feature_1_ != 0)
+ add_property(layout, elfcpp::GNU_PROPERTY_X86_FEATURE_1_AND,
+ this->feature_1_);
+ if (this->feature_2_used_ != 0)
+ add_property(layout, elfcpp::GNU_PROPERTY_X86_FEATURE_2_USED,
+ this->feature_2_used_);
+ if (this->feature_2_needed_ != 0)
+ add_property(layout, elfcpp::GNU_PROPERTY_X86_FEATURE_2_NEEDED,
+ this->feature_2_needed_);
+}
+
// Write the first three reserved words of the .got.plt section.
// The remainder of the section is written while writing the PLT
// in Output_data_plt_i386::do_write.
--- binutils.orig/elfcpp/elfcpp.h 2021-06-23 12:31:04.550738064 +0100
+++ binutils-2.30/elfcpp/elfcpp.h 2021-06-23 12:33:18.068875079 +0100
@@ -1008,9 +1008,21 @@ enum
GNU_PROPERTY_STACK_SIZE = 1,
GNU_PROPERTY_NO_COPY_ON_PROTECTED = 2,
GNU_PROPERTY_LOPROC = 0xc0000000,
- GNU_PROPERTY_X86_ISA_1_USED = 0xc0000000,
- GNU_PROPERTY_X86_ISA_1_NEEDED = 0xc0000001,
- GNU_PROPERTY_X86_FEATURE_1_AND = 0xc0000002,
+ GNU_PROPERTY_X86_COMPAT_ISA_1_USED = 0xc0000000,
+ GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED = 0xc0000001,
+ GNU_PROPERTY_X86_UINT32_AND_LO = 0xc0000002,
+ GNU_PROPERTY_X86_UINT32_AND_HI = 0xc0007fff,
+ GNU_PROPERTY_X86_UINT32_OR_LO = 0xc0008000,
+ GNU_PROPERTY_X86_UINT32_OR_HI = 0xc000ffff,
+ GNU_PROPERTY_X86_UINT32_OR_AND_LO = 0xc0010000,
+ GNU_PROPERTY_X86_UINT32_OR_AND_HI = 0xc0017fff,
+ GNU_PROPERTY_X86_COMPAT_2_ISA_1_NEEDED = GNU_PROPERTY_X86_UINT32_OR_LO + 0,
+ GNU_PROPERTY_X86_COMPAT_2_ISA_1_USED = GNU_PROPERTY_X86_UINT32_OR_AND_LO + 0,
+ GNU_PROPERTY_X86_FEATURE_1_AND = GNU_PROPERTY_X86_UINT32_AND_LO + 0,
+ GNU_PROPERTY_X86_ISA_1_NEEDED = GNU_PROPERTY_X86_UINT32_OR_LO + 2,
+ GNU_PROPERTY_X86_FEATURE_2_NEEDED = GNU_PROPERTY_X86_UINT32_OR_LO + 1,
+ GNU_PROPERTY_X86_ISA_1_USED = GNU_PROPERTY_X86_UINT32_OR_AND_LO + 2,
+ GNU_PROPERTY_X86_FEATURE_2_USED = GNU_PROPERTY_X86_UINT32_OR_AND_LO + 1,
GNU_PROPERTY_HIPROC = 0xdfffffff,
GNU_PROPERTY_LOUSER = 0xe0000000,
GNU_PROPERTY_HIUSER = 0xffffffff
--- binutils.orig/gold/i386.cc 2021-07-07 14:15:34.369441519 +0100
+++ binutils-2.30/gold/i386.cc 2021-07-07 14:36:11.932838272 +0100
@@ -362,9 +362,8 @@ class Target_i386 : public Sized_target<
rel_irelative_(NULL), copy_relocs_(elfcpp::R_386_COPY),
got_mod_index_offset_(-1U), tls_base_symbol_defined_(false),
isa_1_used_(0), isa_1_needed_(0),
- feature_1_(0), feature_2_used_(0), feature_2_needed_(0),
- object_isa_1_used_(0), object_feature_1_(0),
- object_feature_2_used_(0), seen_first_object_(false)
+ feature_1_(0), object_feature_1_(0),
+ seen_first_object_(false)
{ }
// Process the relocations to determine unreferenced sections for
@@ -866,7 +865,7 @@ class Target_i386 : public Sized_target<
// Record a target-specific program property in the .note.gnu.property
// section.
void
- record_gnu_property(unsigned int, unsigned int, size_t,
+ record_gnu_property(int, int, size_t,
const unsigned char*, const Object*);
// Merge the target-specific program properties from the current object.
@@ -923,18 +922,10 @@ class Target_i386 : public Sized_target<
uint32_t isa_1_used_;
uint32_t isa_1_needed_;
uint32_t feature_1_;
- uint32_t feature_2_used_;
- uint32_t feature_2_needed_;
// Target-specific properties from the current object.
- // These bits get ORed into ISA_1_USED_ after all properties for the object
- // have been processed. But if either is all zeroes (as when the property
- // is absent from an object), the result should be all zeroes.
- // (See PR ld/23486.)
- uint32_t object_isa_1_used_;
// These bits get ANDed into FEATURE_1_ after all properties for the object
// have been processed.
uint32_t object_feature_1_;
- uint32_t object_feature_2_used_;
// Whether we have seen our first object, for use in initializing FEATURE_1_.
bool seen_first_object_;
};
@@ -1084,7 +1075,7 @@ Target_i386::rel_irelative_section(Layou
// section.
void
Target_i386::record_gnu_property(
- unsigned int, unsigned int pr_type,
+ int, int pr_type,
size_t pr_datasz, const unsigned char* pr_data,
const Object* object)
{
@@ -1092,15 +1083,9 @@ Target_i386::record_gnu_property(
switch (pr_type)
{
- case elfcpp::GNU_PROPERTY_X86_COMPAT_ISA_1_USED:
- case elfcpp::GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED:
- case elfcpp::GNU_PROPERTY_X86_COMPAT_2_ISA_1_USED:
- case elfcpp::GNU_PROPERTY_X86_COMPAT_2_ISA_1_NEEDED:
case elfcpp::GNU_PROPERTY_X86_ISA_1_USED:
case elfcpp::GNU_PROPERTY_X86_ISA_1_NEEDED:
case elfcpp::GNU_PROPERTY_X86_FEATURE_1_AND:
- case elfcpp::GNU_PROPERTY_X86_FEATURE_2_USED:
- case elfcpp::GNU_PROPERTY_X86_FEATURE_2_NEEDED:
if (pr_datasz != 4)
{
gold_warning(_("%s: corrupt .note.gnu.property section "
@@ -1120,7 +1105,7 @@ Target_i386::record_gnu_property(
switch (pr_type)
{
case elfcpp::GNU_PROPERTY_X86_ISA_1_USED:
- this->object_isa_1_used_ |= val;
+ this->isa_1_used_ |= val;
break;
case elfcpp::GNU_PROPERTY_X86_ISA_1_NEEDED:
this->isa_1_needed_ |= val;
@@ -1129,12 +1114,6 @@ Target_i386::record_gnu_property(
// If we see multiple feature props in one object, OR them together.
this->object_feature_1_ |= val;
break;
- case elfcpp::GNU_PROPERTY_X86_FEATURE_2_USED:
- this->object_feature_2_used_ |= val;
- break;
- case elfcpp::GNU_PROPERTY_X86_FEATURE_2_NEEDED:
- this->feature_2_needed_ |= val;
- break;
}
}
@@ -1143,31 +1122,13 @@ void
Target_i386::merge_gnu_properties(const Object*)
{
if (this->seen_first_object_)
- {
- // If any object is missing the ISA_1_USED property, we must omit
- // it from the output file.
- if (this->object_isa_1_used_ == 0)
- this->isa_1_used_ = 0;
- else if (this->isa_1_used_ != 0)
- this->isa_1_used_ |= this->object_isa_1_used_;
- this->feature_1_ &= this->object_feature_1_;
- // If any object is missing the FEATURE_2_USED property, we must
- // omit it from the output file.
- if (this->object_feature_2_used_ == 0)
- this->feature_2_used_ = 0;
- else if (this->feature_2_used_ != 0)
- this->feature_2_used_ |= this->object_feature_2_used_;
- }
+ this->feature_1_ &= this->object_feature_1_;
else
{
- this->isa_1_used_ = this->object_isa_1_used_;
this->feature_1_ = this->object_feature_1_;
- this->feature_2_used_ = this->object_feature_2_used_;
this->seen_first_object_ = true;
}
- this->object_isa_1_used_ = 0;
this->object_feature_1_ = 0;
- this->object_feature_2_used_ = 0;
}
static inline void
@@ -1192,12 +1153,6 @@ Target_i386::do_finalize_gnu_properties(
if (this->feature_1_ != 0)
add_property(layout, elfcpp::GNU_PROPERTY_X86_FEATURE_1_AND,
this->feature_1_);
- if (this->feature_2_used_ != 0)
- add_property(layout, elfcpp::GNU_PROPERTY_X86_FEATURE_2_USED,
- this->feature_2_used_);
- if (this->feature_2_needed_ != 0)
- add_property(layout, elfcpp::GNU_PROPERTY_X86_FEATURE_2_NEEDED,
- this->feature_2_needed_);
}
// Write the first three reserved words of the .got.plt section.

123
SOURCES/binutils-mark-all-weak-aliases.patch Normal file
View File

@ -0,0 +1,123 @@
--- binutils.orig/bfd/elflink.c 2021-03-19 13:03:56.464793790 +0000
+++ binutils-2.30/bfd/elflink.c 2021-03-19 13:05:17.475264954 +0000
@@ -12825,7 +12825,7 @@ _bfd_elf_gc_mark_rsec (struct bfd_link_i
bfd_boolean *start_stop)
{
unsigned long r_symndx;
- struct elf_link_hash_entry *h;
+ struct elf_link_hash_entry *h, *hw;
r_symndx = cookie->rel->r_info >> cookie->r_sym_shift;
if (r_symndx == STN_UNDEF)
@@ -12845,12 +12845,16 @@ _bfd_elf_gc_mark_rsec (struct bfd_link_i
|| h->root.type == bfd_link_hash_warning)
h = (struct elf_link_hash_entry *) h->root.u.i.link;
h->mark = 1;
- /* If this symbol is weak and there is a non-weak definition, we
- keep the non-weak definition because many backends put
- dynamic reloc info on the non-weak definition for code
- handling copy relocs. */
- if (h->is_weakalias)
- weakdef (h)->mark = 1;
+ /* Keep all aliases of the symbol too. If an object symbol
+ needs to be copied into .dynbss then all of its aliases
+ should be present as dynamic symbols, not just the one used
+ on the copy relocation. */
+ hw = h;
+ while (hw->is_weakalias)
+ {
+ hw = hw->u.alias;
+ hw->mark = 1;
+ }
if (start_stop != NULL)
{
Only in binutils-2.30/ld/testsuite/ld-elf: pr25458.map
Only in binutils-2.30/ld/testsuite/ld-elf: pr25458.rd
Only in binutils-2.30/ld/testsuite/ld-elf: pr25458a.s
Only in binutils-2.30/ld/testsuite/ld-elf: pr25458b.s
diff -rup binutils.orig/ld/testsuite/ld-elf/shared.exp binutils-2.30/ld/testsuite/ld-elf/shared.exp
--- binutils.orig/ld/testsuite/ld-elf/shared.exp 2021-03-19 13:03:56.141795899 +0000
+++ binutils-2.30/ld/testsuite/ld-elf/shared.exp 2021-03-19 13:08:57.839826387 +0000
@@ -296,6 +296,38 @@ if { [check_gc_sections_available] } {
"pr22150" \
] \
]
+
+ switch -glob $target_triplet {
+ # Exclude targets that don't support copy relocs.
+ bfin-*-* { }
+ frv-*-* { }
+ lm32-*-* { }
+ mips*-*-* { }
+ tic6x-*-* { }
+ xtensa-*-* { }
+ default {
+ run_ld_link_tests [list \
+ [list \
+ "Build pr25458.so" \
+ "$LFLAGS -shared --version-script=pr25458.map" \
+ "" \
+ "$AFLAGS_PIC" \
+ {pr25458b.s} \
+ {} \
+ "pr25458.so" \
+ ] \
+ [list \
+ "Build pr25458" \
+ "$LFLAGS -e _start --gc-sections" \
+ "tmpdir/pr25458.so" \
+ "$AFLAGS_PIC" \
+ {pr25458a.s} \
+ {{readelf {--dyn-sym --wide} pr25458.rd}} \
+ "pr25458" \
+ ] \
+ ]
+ }
+ }
}
set ASFLAGS $old_ASFLAGS
--- /dev/null 2021-03-19 08:56:47.991465597 +0000
+++ binutils-2.30/ld/testsuite/ld-elf/pr25458.map 2021-03-19 13:06:34.859759781 +0000
@@ -0,0 +1,4 @@
+FOO {
+global:
+ __environ; _environ; environ;
+};
--- /dev/null 2021-03-19 08:56:47.991465597 +0000
+++ binutils-2.30/ld/testsuite/ld-elf/pr25458.rd 2021-03-19 13:06:34.860759774 +0000
@@ -0,0 +1,10 @@
+#...
+Symbol table '\.dynsym' contains [0-9]+ entries:
+ +Num: +Value +Size Type +Bind +Vis +Ndx Name
+#...
+ +[0-9]+: [0-9a-f]+ +(4|8)+ OBJECT +(WEAK|GLOBAL) +DEFAULT +[0-9]+ _*environ@FOO \(2\)
+#...
+ +[0-9]+: [0-9a-f]+ +(4|8)+ OBJECT +(WEAK|GLOBAL) +DEFAULT +[0-9]+ _*environ@FOO \(2\)
+#...
+ +[0-9]+: [0-9a-f]+ +(4|8)+ OBJECT +(WEAK|GLOBAL) +DEFAULT +[0-9]+ _*environ@FOO \(2\)
+#pass
--- /dev/null 2021-03-19 08:56:47.991465597 +0000
+++ binutils-2.30/ld/testsuite/ld-elf/pr25458a.s 2021-03-19 13:06:34.860759774 +0000
@@ -0,0 +1,6 @@
+ .text
+ .globl _start
+ .type _start, %function
+_start:
+ .dc.a environ
+ .size _start, .-_start
--- /dev/null 2021-03-19 08:56:47.991465597 +0000
+++ binutils-2.30/ld/testsuite/ld-elf/pr25458b.s 2021-03-19 13:06:34.860759774 +0000
@@ -0,0 +1,11 @@
+ .data
+ .globl __environ
+ .type __environ,%object
+__environ:
+ .dc.a 0
+ .size __environ, .-__environ
+ .weak _environ
+ .globl _environ
+ .set _environ, __environ
+ .weak environ
+ .set environ, __environ

212
SOURCES/binutils-plugin-as-needed-2.patch Normal file
View File

@ -0,0 +1,212 @@
diff -rup binutils.orig/bfd/elflink.c binutils-2.30/bfd/elflink.c
--- binutils.orig/bfd/elflink.c 2021-03-18 14:33:03.462295923 +0000
+++ binutils-2.30/bfd/elflink.c 2021-03-18 14:37:34.110465450 +0000
@@ -4661,7 +4661,10 @@ error_free_dyn:
object and a shared object. */
bfd_boolean dynsym = FALSE;
- if (! dynamic)
+ /* Plugin symbols aren't normal. Don't set def/ref flags. */
+ if ((abfd->flags & BFD_PLUGIN) != 0)
+ ;
+ else if (!dynamic)
{
if (! definition)
{
@@ -4678,14 +4681,6 @@ error_free_dyn:
h->ref_dynamic = 1;
}
}
-
- /* If the indirect symbol has been forced local, don't
- make the real symbol dynamic. */
- if ((h == hi || !hi->forced_local)
- && (bfd_link_dll (info)
- || h->def_dynamic
- || h->ref_dynamic))
- dynsym = TRUE;
}
else
{
@@ -4699,14 +4694,25 @@ error_free_dyn:
h->def_dynamic = 1;
hi->def_dynamic = 1;
}
+ }
- /* If the indirect symbol has been forced local, don't
- make the real symbol dynamic. */
- if ((h == hi || !hi->forced_local)
- && (h->def_regular
- || h->ref_regular
- || (h->is_weakalias
- && weakdef (h)->dynindx != -1)))
+ /* If an indirect symbol has been forced local, don't
+ make the real symbol dynamic. */
+ if (h != hi && hi->forced_local)
+ ;
+ else if (!dynamic)
+ {
+ if (bfd_link_dll (info)
+ || h->def_dynamic
+ || h->ref_dynamic)
+ dynsym = TRUE;
+ }
+ else
+ {
+ if (h->def_regular
+ || h->ref_regular
+ || (h->is_weakalias
+ && weakdef (h)->dynindx != -1))
dynsym = TRUE;
}
@@ -4841,6 +4847,10 @@ error_free_dyn:
&& !bfd_link_relocatable (info))
dynsym = FALSE;
+ /* Nor should we make plugin symbols dynamic. */
+ if ((abfd->flags & BFD_PLUGIN) != 0)
+ dynsym = FALSE;
+
if (definition)
{
h->target_internal = isym->st_target_internal;
@@ -4866,8 +4876,8 @@ error_free_dyn:
nondeflt_vers[nondeflt_vers_cnt++] = h;
}
}
-
- if (dynsym && (abfd->flags & BFD_PLUGIN) == 0 && h->dynindx == -1)
+
+ if (dynsym && h->dynindx == -1)
{
if (! bfd_elf_link_record_dynamic_symbol (info, h))
goto error_free_vers;
@@ -4897,9 +4907,10 @@ error_free_dyn:
&& matched
&& definition
&& ((dynsym
- && h->ref_regular_nonweak
- && (old_bfd == NULL
- || (old_bfd->flags & BFD_PLUGIN) == 0))
+ && h->ref_regular_nonweak)
+ || (old_bfd != NULL
+ && (old_bfd->flags & BFD_PLUGIN) != 0
+ && bind != STB_WEAK)
|| (h->ref_dynamic_nonweak
&& (elf_dyn_lib_class (abfd) & DYN_AS_NEEDED) != 0
&& !on_needed_list (elf_dt_name (abfd),
Only in binutils-2.30/ld/testsuite/ld-plugin: lto-19.h
Only in binutils-2.30/ld/testsuite/ld-plugin: lto-19a.c
Only in binutils-2.30/ld/testsuite/ld-plugin: lto-19b.c
Only in binutils-2.30/ld/testsuite/ld-plugin: lto-19c.c
diff -rup binutils.orig/ld/testsuite/ld-plugin/lto.exp binutils-2.30/ld/testsuite/ld-plugin/lto.exp
--- binutils.orig/ld/testsuite/ld-plugin/lto.exp 2021-03-18 14:33:02.366303344 +0000
+++ binutils-2.30/ld/testsuite/ld-plugin/lto.exp 2021-03-18 14:41:51.419725611 +0000
@@ -133,7 +133,16 @@ set lto_link_tests [list \
{lto-15a.c} {} ""] \
[list "Build liblto-15.a" \
"$plug_opt" "-flto" \
- {lto-15b.c} {} "liblto-15.a"] \
+ {lto-15b.c} {} "liblto-15.a"] \
+ [list {liblto-19.a} \
+ "$plug_opt" {-flto -O2 -fPIC} \
+ {lto-19a.c} {} {liblto-19.a}] \
+ [list {compile lto-19b.c} \
+ "$plug_opt" {-flto -O2 -fPIC} \
+ {lto-19b.c} {} {} {c}] \
+ [list {liblto-19.so} \
+ {-shared tmpdir/lto-19b.o tmpdir/liblto-19.a} {-O2 -fPIC} \
+ {dummy.c} {} {liblto-19.so}] \
[list "PR ld/12696" \
"-O2 -flto -fuse-linker-plugin -r -nostdlib" "-O2 -flto" \
{pr12696-1.cc} {} "pr12696-1r.o" "c++"] \
@@ -244,6 +253,9 @@ set lto_link_tests [list \
{dummy.c} \
{{error_output "pr26267.err"}} \
"pr26267b"] \
+ [list {pr26806.so} \
+ {-shared} {-fpic -O2 -flto} \
+ {pr26806.c} {{nm {-D} pr26806.d}} {pr26806.so}] \
]
if { [at_least_gcc_version 4 7] } {
@@ -438,6 +450,10 @@ set lto_run_elf_shared_tests [list \
[list {pr22220b} \
{-flto -fuse-linker-plugin -Wl,--no-as-needed tmpdir/pr22220lib.so tmpdir/pr22220main.o} {} \
{dummy.c} {pr22220b.exe} {pass.out} {} {c++}] \
+ [list {lto-19} \
+ {-Wl,--as-needed,-R,tmpdir} {} \
+ {lto-19a.c lto-19b.c lto-19c.c} {lto-19.exe} {pass.out} {-flto -O2} {c} {} \
+ {tmpdir/liblto-19.so tmpdir/liblto-19.a}] \
]
# LTO run-time tests for ELF
Only in binutils-2.30/ld/testsuite/ld-plugin: pr26806.c
Only in binutils-2.30/ld/testsuite/ld-plugin: pr26806.d
--- /dev/null 2021-03-18 09:46:54.398732368 +0000
+++ binutils-2.30/ld/testsuite/ld-plugin/lto-19.h 2021-03-18 14:38:53.903925902 +0000
@@ -0,0 +1,6 @@
+struct re_dfa_t {
+ const int *sb_char;
+};
+struct re_dfa_t *xregcomp (void);
+struct re_dfa_t *rpl_regcomp (void);
+void rpl_regfree (struct re_dfa_t *);
--- /dev/null 2021-03-18 09:46:54.398732368 +0000
+++ binutils-2.30/ld/testsuite/ld-plugin/lto-19a.c 2021-03-18 14:38:53.903925902 +0000
@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "lto-19.h"
+
+static const int utf8_sb_map[4] = { 0x12, 0x34, 0x56, 0x78 };
+
+struct re_dfa_t *
+rpl_regcomp ()
+{
+ struct re_dfa_t *dfa = malloc (sizeof (struct re_dfa_t));
+ dfa->sb_char = utf8_sb_map;
+ return dfa;
+}
+
+void
+rpl_regfree (struct re_dfa_t *dfa)
+{
+ puts (dfa->sb_char == utf8_sb_map ? "PASS" : "FAIL");
+}
--- /dev/null 2021-03-18 09:46:54.398732368 +0000
+++ binutils-2.30/ld/testsuite/ld-plugin/lto-19b.c 2021-03-18 14:38:53.903925902 +0000
@@ -0,0 +1,7 @@
+#include "lto-19.h"
+
+struct re_dfa_t *
+xregcomp (void)
+{
+ return rpl_regcomp ();
+}
--- /dev/null 2021-03-18 09:46:54.398732368 +0000
+++ binutils-2.30/ld/testsuite/ld-plugin/lto-19c.c 2021-03-18 14:38:53.903925902 +0000
@@ -0,0 +1,9 @@
+#include "lto-19.h"
+
+int
+main ()
+{
+ struct re_dfa_t *dfa = xregcomp ();
+ rpl_regfree (dfa);
+ return 0;
+}
--- /dev/null 2021-03-18 09:46:54.398732368 +0000
+++ binutils-2.30/ld/testsuite/ld-plugin/pr26806.c 2021-03-18 14:39:16.319774345 +0000
@@ -0,0 +1,2 @@
+#include <unistd.h>
+int foo (int x) { if (__builtin_constant_p (x)) return getpid (); return 0; }
--- /dev/null 2021-03-18 09:46:54.398732368 +0000
+++ binutils-2.30/ld/testsuite/ld-plugin/pr26806.d 2021-03-18 14:39:16.319774345 +0000
@@ -0,0 +1,4 @@
+#failif
+#...
+.* _*getpid[@ ].*
+#...

99
SPECS/binutils.spec
View File

@ -43,7 +43,7 @@
Summary: A GNU collection of binary utilities
Name: binutils%{?name_cross}%{?_with_debug:-debug}
Version: 2.30
Release: 93%{?dist}
Release: 108%{?dist}
License: GPLv3+
URL: https://sourceware.org/binutils
@ -118,6 +118,11 @@ URL: https://sourceware.org/binutils
%undefine with_testsuite
%endif
# BZ 1924068. Since applications that use the BFD library are
# required to link against the static version, ensure that it retains
# its debug informnation.
%undefine __brp_strip_static_archive
#----------------------------------------------------------------------------
# Note - the Linux Kernel binutils releases are too unstable and contain
@ -553,6 +558,39 @@ Patch83: binutils-common-sym-versioning.patch
# Lifetime: Fixed in 2.37
Patch84: binutils-ppc64le-note-merge.patch
# Purpose: Another fix for weak symbol handling with LTO.
# Lifetime: Fixed in 2.36
Patch85: binutils-plugin-as-needed-2.patch
# Purpose: Fix a potential vulnerability involing symlink overwriting.
# Lifetime: Fixed in 2.37
Patch86: binutils-CVE-2021-20197.patch
# Purpose: Fix copy relocs that refer to weak aliases
# Lifetime: Fixed in 2.35
Patch87: binutils-mark-all-weak-aliases.patch
# Purpose: Fix excessive memory consumption when attempting to parse corrupt
# DWARF debug information.
# Lifetime: Fixed in 2.36
Patch88: binutils-CVE-2021-3487.patch
# Purpose: Fix illegal memory access when parsing corrupt ELF files.
# Lifetime: Fixed in 2.36
Patch89: binutils-CVE-2020-35448.patch
# Purpose: Fixed heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section.
# Lifetime: Fixed in 2.36
Patch90: binutils-CVE-2021-20284.patch
# Purpose: Fixed the handling of relocations against discarded sections.
# Lifetime: Fixed in 2.34
Patch91: binutils-clearing-discarded-relocs.patch
# Purpose: Fix the GOLD linker's generation of .note.gnu.property sections for x86.
# Lifetime: Fixed in 2.37 (maybe)
Patch92: binutils-gold-i386-gnu-property-notes.patch
#----------------------------------------------------------------------------
Provides: bundled(libiberty)
@ -678,6 +716,14 @@ dynamic libraries.
Developers starting new projects are strongly encouraged to consider
using libelf instead of BFD.
# BZ 1924068. Since applications that use the BFD library are
# required to link against the static version, ensure that it retains
# its debug informnation.
# FIXME: Yes - this is being done twice. I have no idea why this
# second invocation is necessary but if both are not present the
# static archives will be stripped.
%undefine __brp_strip_static_archive
#----------------------------------------------------------------------------
%prep
@ -766,6 +812,14 @@ using libelf instead of BFD.
%patch82 -p1
%patch83 -p1
%patch84 -p1
%patch85 -p1
%patch86 -p1
%patch87 -p1
%patch88 -p1
%patch89 -p1
%patch90 -p1
%patch91 -p1
%patch92 -p1
# We cannot run autotools as there is an exact requirement of autoconf-2.59.
# FIXME - this is no longer true. Maybe try reinstating autotool use ?
@ -1215,6 +1269,49 @@ exit 0
#----------------------------------------------------------------------------
%changelog
* Wed Jul 07 2021 Nick Clifton <nickc@redhat.com> - 2.30-108
- Fix thinko in previous delta. (#1970961)
* Wed Jun 23 2021 Nick Clifton <nickc@redhat.com> - 2.30-107
- Fix the GOLD linker's generation of .note.gnu.property sections for x86. (#1970961)
* Tue Jun 15 2021 Nick Clifton <nickc@redhat.com> - 2.30-105
- Fix the handling of relocations against discarded sections. (#1969775)
* Wed May 19 2021 Nick Clifton <nickc@redhat.com> - 2.30-104
- Fix heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section. (#1961526)
* Tue May 04 2021 Nick Clifton <nickc@redhat.com> - 2.30-103
- Fix an illegal memory access when parsing a corrupt ELF file. (#1953659)
* Mon Apr 26 2021 Nick Clifton <nickc@redhat.com> - 2.30-102
- Bump NVR to allow rebuild against binutils-2.30-101.
* Wed Apr 14 2021 Nick Clifton <nickc@redhat.com> - 2.30-101
- Fix excessive memory consumption in the BFD librart when parsing corrupt DWARF information. (#1947134)
* Fri Apr 09 2021 Nick Clifton <nickc@redhat.com> - 2.30-100
- Do not strip the static BFD library. (For real this time). (#1924068)
- Remove support for ARM v8.6 ISA. (#1875912)
* Thu Mar 25 2021 Nick Clifton <nickc@redhat.com> - 2.30-99
- Fix bug in previous patch to enable support for ARM v8.6 ISA. (#1875912)
* Wed Mar 24 2021 Nick Clifton <nickc@redhat.com> - 2.30-98
- Do not strip the static BFD library. (#1924068)
* Tue Mar 23 2021 Nick Clifton <nickc@redhat.com> - 2.30-97
- Enable support for ARM v8.6 ISA. (#1875912)
* Fri Mar 19 2021 Nick Clifton <nickc@redhat.com> - 2.30-96
- Fix problems involving copy relocs that refer to weak aliases. (#1935785)
* Thu Mar 18 2021 Nick Clifton <nickc@redhat.com> - 2.30-95
- Fix CVE involivng overwriting symlinks. (#1920642)
* Thu Mar 18 2021 Nick Clifton <nickc@redhat.com> - 2.30-94
- Fix LTO and weak symbols again. (#1930988)
* Thu Feb 18 2021 Nick Clifton <nickc@redhat.com> - 2.30-93
- Fix merging ppc64le notes. (#1928936)