Merge: binutils: downgrade 2.29 -> 2.28.1
2.29 seems to need time to stabilize upstream. Fixes #28257. Discussion: https://github.com/NixOS/nixpkgs/commit/0e18f28cec
This commit is contained in:
Vladimír Čunát
commit
6a60cca7ab
|
|
@ -1,65 +0,0 @@
|
|||
From 0edeadc0d396aa713b808ae50a0058aca5d3837e Mon Sep 17 00:00:00 2001
|
||||
From: "H.J. Lu" <hjl.tools@gmail.com>
|
||||
Date: Wed, 26 Jul 2017 10:08:46 -0700
|
||||
Subject: [PATCH] Avoid .symver on common symbols [BZ #21666]
|
||||
|
||||
The .symver directive on common symbol just creates a new common symbol,
|
||||
not an alias and the newer assembler with the bug fix for
|
||||
|
||||
https://sourceware.org/bugzilla/show_bug.cgi?id=21661
|
||||
|
||||
will issue an error. Before the fix, we got
|
||||
|
||||
$ readelf -sW libc.so | grep "loc[12s]"
|
||||
5109: 00000000003a0608 8 OBJECT LOCAL DEFAULT 36 loc1
|
||||
5188: 00000000003a0610 8 OBJECT LOCAL DEFAULT 36 loc2
|
||||
5455: 00000000003a0618 8 OBJECT LOCAL DEFAULT 36 locs
|
||||
6575: 00000000003a05f0 8 OBJECT GLOBAL DEFAULT 36 locs@GLIBC_2.2.5
|
||||
7156: 00000000003a05f8 8 OBJECT GLOBAL DEFAULT 36 loc1@GLIBC_2.2.5
|
||||
7312: 00000000003a0600 8 OBJECT GLOBAL DEFAULT 36 loc2@GLIBC_2.2.5
|
||||
|
||||
in libc.so. The versioned loc1, loc2 and locs have the wrong addresses.
|
||||
After the fix, we got
|
||||
|
||||
$ readelf -sW libc.so | grep "loc[12s]"
|
||||
6570: 000000000039e3b8 8 OBJECT GLOBAL DEFAULT 34 locs@GLIBC_2.2.5
|
||||
7151: 000000000039e3c8 8 OBJECT GLOBAL DEFAULT 34 loc1@GLIBC_2.2.5
|
||||
7307: 000000000039e3c0 8 OBJECT GLOBAL DEFAULT 34 loc2@GLIBC_2.2.5
|
||||
|
||||
[BZ #21666]
|
||||
* misc/regexp.c (loc1): Add __attribute__ ((nocommon));
|
||||
(loc2): Likewise.
|
||||
(locs): Likewise.
|
||||
|
||||
(cherry picked from commit 388b4f1a02f3a801965028bbfcd48d905638b797)
|
||||
---
|
||||
ChangeLog | 7 +++++++
|
||||
misc/regexp.c | 9 +++++----
|
||||
2 files changed, 12 insertions(+), 4 deletions(-)
|
||||
|
||||
diff --git a/misc/regexp.c b/misc/regexp.c
|
||||
index 19d76c0..eaea7c3 100644
|
||||
--- a/misc/regexp.c
|
||||
+++ b/misc/regexp.c
|
||||
@@ -29,14 +29,15 @@
|
||||
|
||||
#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_23)
|
||||
|
||||
-/* Define the variables used for the interface. */
|
||||
-char *loc1;
|
||||
-char *loc2;
|
||||
+/* Define the variables used for the interface. Avoid .symver on common
|
||||
+ symbol, which just creates a new common symbol, not an alias. */
|
||||
+char *loc1 __attribute__ ((nocommon));
|
||||
+char *loc2 __attribute__ ((nocommon));
|
||||
compat_symbol (libc, loc1, loc1, GLIBC_2_0);
|
||||
compat_symbol (libc, loc2, loc2, GLIBC_2_0);
|
||||
|
||||
/* Although we do not support the use we define this variable as well. */
|
||||
-char *locs;
|
||||
+char *locs __attribute__ ((nocommon));
|
||||
compat_symbol (libc, locs, locs, GLIBC_2_0);
|
||||
|
||||
|
||||
--
|
||||
2.9.3
|
||||
|
|
@ -64,9 +64,6 @@ stdenv.mkDerivation ({
|
|||
./CVE-2017-1000366-rtld-LD_LIBRARY_PATH.patch
|
||||
./CVE-2017-1000366-rtld-LD_PRELOAD.patch
|
||||
./CVE-2017-1000366-rtld-LD_AUDIT.patch
|
||||
|
||||
/* https://sourceware.org/bugzilla/show_bug.cgi?id=21666 */
|
||||
./avoid-semver-on-common.patch
|
||||
]
|
||||
++ lib.optionals stdenv.isi686 [
|
||||
./fix-i686-memchr.patch
|
||||
|
|
|
|||
|
|
@ -5,7 +5,10 @@
|
|||
}:
|
||||
|
||||
let
|
||||
version = "2.29";
|
||||
# Note to whoever is upgrading this: 2.29 is broken.
|
||||
# ('nix-build pkgs/stdenv/linux/make-bootstrap-tools.nix -A test' segfaults on aarch64)
|
||||
# Also glibc might need patching, see commit 733e20fee4a6700510f71fbe1a58ac23ea202f6a.
|
||||
version = "2.28.1";
|
||||
basename = "binutils-${version}";
|
||||
inherit (stdenv.lib) optional optionals optionalString;
|
||||
# The prefix prepended to binary names to allow multiple binuntils on the
|
||||
|
|
@ -18,7 +21,7 @@ stdenv.mkDerivation rec {
|
|||
|
||||
src = fetchurl {
|
||||
url = "mirror://gnu/binutils/${basename}.tar.bz2";
|
||||
sha256 = "1gqfyksdnj3iir5gzyvlp785mnk60g1pll6zbzbslfchhr4rb8i9";
|
||||
sha256 = "1sj234nd05cdgga1r36zalvvdkvpfbr12g5mir2n8i1dwsdrj939";
|
||||
};
|
||||
|
||||
patches = [
|
||||
|
|
@ -45,15 +48,6 @@ stdenv.mkDerivation rec {
|
|||
# there) and causes a cycle between the lib and bin outputs, so
|
||||
# get rid of it.
|
||||
./no-plugins.patch
|
||||
|
||||
# remove after 2.29.1/2.30
|
||||
(fetchurl {
|
||||
url = "https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;a=patch;h=c6b78c965a96fb152fbd58926edccb5dee2707a5";
|
||||
sha256 = "0rkbq5pf7ffgcggfk4czkxin1091bqjj92an9wxnqkgqwq6cx5yr";
|
||||
name = "readelf-empty-sections.patch";
|
||||
})
|
||||
./elf-check-orphan-input.patch
|
||||
./elf-check-orphan-placement.patch
|
||||
];
|
||||
|
||||
outputs = [ "out" ]
|
||||
|
|
@ -90,7 +84,7 @@ stdenv.mkDerivation rec {
|
|||
else "-static-libgcc";
|
||||
|
||||
# TODO(@Ericson2314): Always pass "--target" and always prefix.
|
||||
configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
|
||||
configurePlatforms = stdenv.lib.optionals (targetPlatform != hostPlatform) [ "build" "host" "target" ];
|
||||
configureFlags =
|
||||
[ "--enable-shared" "--enable-deterministic-archives" "--disable-werror" ]
|
||||
++ optional (stdenv.system == "mips64el-linux") "--enable-fix-loongson2f-nop"
|
||||
|
|
|
|||
|
|
@ -1,99 +0,0 @@
|
|||
From a388b7afeffad6411686d39dc1c62294da48a814 Mon Sep 17 00:00:00 2001
|
||||
From: "H.J. Lu" <hjl.tools@gmail.com>
|
||||
Date: Wed, 2 Aug 2017 05:10:29 -0700
|
||||
Subject: [PATCH] Check ELF section header only for ELF output
|
||||
|
||||
When placing an orphan input section, check ELF section header only for
|
||||
ELF output.
|
||||
|
||||
PR ld/21884
|
||||
* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Check
|
||||
ELF section header only for ELF output.
|
||||
* testsuite/ld-elf/pr21884.d: New test.
|
||||
* testsuite/ld-elf/pr21884.t: Likewise.
|
||||
* testsuite/ld-elf/pr21884a.s: Likewise.
|
||||
* testsuite/ld-elf/pr21884b.s: Likewise.
|
||||
|
||||
(cherry picked from commit db99ecc08f5b66fbe9cb72e90352c7f77ec71a6e)
|
||||
---
|
||||
ld/ChangeLog | 10 ++++++++++
|
||||
ld/emultempl/elf32.em | 3 ++-
|
||||
ld/testsuite/ld-elf/pr21884.d | 11 +++++++++++
|
||||
ld/testsuite/ld-elf/pr21884.t | 7 +++++++
|
||||
ld/testsuite/ld-elf/pr21884a.s | 5 +++++
|
||||
ld/testsuite/ld-elf/pr21884b.s | 5 +++++
|
||||
6 files changed, 40 insertions(+), 1 deletion(-)
|
||||
create mode 100644 ld/testsuite/ld-elf/pr21884.d
|
||||
create mode 100644 ld/testsuite/ld-elf/pr21884.t
|
||||
create mode 100644 ld/testsuite/ld-elf/pr21884a.s
|
||||
create mode 100644 ld/testsuite/ld-elf/pr21884b.s
|
||||
|
||||
diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em
|
||||
index d2551b6..75ded12 100644
|
||||
--- a/ld/emultempl/elf32.em
|
||||
+++ b/ld/emultempl/elf32.em
|
||||
@@ -2136,7 +2136,8 @@ gld${EMULATION_NAME}_place_orphan (asection *s,
|
||||
}
|
||||
|
||||
/* Look through the script to see where to place this section. */
|
||||
- if (constraint == 0)
|
||||
+ if (constraint == 0
|
||||
+ && link_info.output_bfd->xvec->flavour == bfd_target_elf_flavour)
|
||||
for (os = lang_output_section_find (secname);
|
||||
os != NULL;
|
||||
os = next_matching_output_section_statement (os, 0))
|
||||
diff --git a/ld/testsuite/ld-elf/pr21884.d b/ld/testsuite/ld-elf/pr21884.d
|
||||
new file mode 100644
|
||||
index 0000000..52cd2c1
|
||||
--- /dev/null
|
||||
+++ b/ld/testsuite/ld-elf/pr21884.d
|
||||
@@ -0,0 +1,11 @@
|
||||
+#source: pr21884a.s
|
||||
+#source: pr21884b.s
|
||||
+#ld: -T pr21884.t
|
||||
+#objdump: -b binary -s
|
||||
+#notarget: aarch64*-*-* arm*-*-* nds32*-*-*
|
||||
+# Skip targets which can't change output format to binary.
|
||||
+
|
||||
+.*: file format binary
|
||||
+
|
||||
+Contents of section .data:
|
||||
+#pass
|
||||
diff --git a/ld/testsuite/ld-elf/pr21884.t b/ld/testsuite/ld-elf/pr21884.t
|
||||
new file mode 100644
|
||||
index 0000000..d483911
|
||||
--- /dev/null
|
||||
+++ b/ld/testsuite/ld-elf/pr21884.t
|
||||
@@ -0,0 +1,7 @@
|
||||
+OUTPUT_FORMAT("binary")
|
||||
+
|
||||
+ENTRY(_main);
|
||||
+SECTIONS {
|
||||
+ . = 0;
|
||||
+ .setup : { *(.setup) }
|
||||
+}
|
||||
diff --git a/ld/testsuite/ld-elf/pr21884a.s b/ld/testsuite/ld-elf/pr21884a.s
|
||||
new file mode 100644
|
||||
index 0000000..a3361b2
|
||||
--- /dev/null
|
||||
+++ b/ld/testsuite/ld-elf/pr21884a.s
|
||||
@@ -0,0 +1,5 @@
|
||||
+ .text
|
||||
+ .globl _main
|
||||
+ .type _main,%function
|
||||
+_main:
|
||||
+ .dc.a bar
|
||||
diff --git a/ld/testsuite/ld-elf/pr21884b.s b/ld/testsuite/ld-elf/pr21884b.s
|
||||
new file mode 100644
|
||||
index 0000000..e533837
|
||||
--- /dev/null
|
||||
+++ b/ld/testsuite/ld-elf/pr21884b.s
|
||||
@@ -0,0 +1,5 @@
|
||||
+ .text
|
||||
+ .globl bar
|
||||
+ .type bar,%function
|
||||
+bar:
|
||||
+ .byte 0
|
||||
--
|
||||
2.9.3
|
||||
|
||||
|
|
@ -1,161 +0,0 @@
|
|||
From 36088682f447540fd8666a2c437fa232064044a7 Mon Sep 17 00:00:00 2001
|
||||
From: Alan Modra <amodra@gmail.com>
|
||||
Date: Thu, 3 Aug 2017 14:01:34 +0930
|
||||
Subject: [PATCH] ELF checks for orphan placement
|
||||
|
||||
The loop checking for previous orphan placement should run even when
|
||||
the output is non-ELF.
|
||||
|
||||
PR ld/21884
|
||||
* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Revert
|
||||
last change. Rename iself to elfinput. Expand comments. Condition
|
||||
ELF checks on having both input and output ELF files. Extract..
|
||||
(elf_orphan_compatible): ..this new function.
|
||||
---
|
||||
ld/ChangeLog | 8 ++++++
|
||||
ld/emultempl/elf32.em | 76 +++++++++++++++++++++++++++++++--------------------
|
||||
2 files changed, 55 insertions(+), 29 deletions(-)
|
||||
|
||||
diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em
|
||||
index 75ded12..9ac1840 100644
|
||||
--- a/ld/emultempl/elf32.em
|
||||
+++ b/ld/emultempl/elf32.em
|
||||
@@ -2008,6 +2008,29 @@ output_rel_find (asection *sec, int isdyn)
|
||||
return last;
|
||||
}
|
||||
|
||||
+/* Return whether IN is suitable to be part of OUT. */
|
||||
+
|
||||
+static bfd_boolean
|
||||
+elf_orphan_compatible (asection *in, asection *out)
|
||||
+{
|
||||
+ /* Non-zero sh_info implies a section with SHF_INFO_LINK with
|
||||
+ unknown semantics for the generic linker, or a SHT_REL/SHT_RELA
|
||||
+ section where sh_info specifies a symbol table. (We won't see
|
||||
+ SHT_GROUP, SHT_SYMTAB or SHT_DYNSYM sections here.) We clearly
|
||||
+ can't merge SHT_REL/SHT_RELA using differing symbol tables, and
|
||||
+ shouldn't merge sections with differing unknown semantics. */
|
||||
+ if (elf_section_data (out)->this_hdr.sh_info
|
||||
+ != elf_section_data (in)->this_hdr.sh_info)
|
||||
+ return FALSE;
|
||||
+ /* We can't merge two sections with differing SHF_EXCLUDE when doing
|
||||
+ a relocatable link. */
|
||||
+ if (bfd_link_relocatable (&link_info)
|
||||
+ && ((elf_section_flags (out) ^ elf_section_flags (in)) & SHF_EXCLUDE) != 0)
|
||||
+ return FALSE;
|
||||
+ return _bfd_elf_match_sections_by_type (link_info.output_bfd, out,
|
||||
+ in->owner, in);
|
||||
+}
|
||||
+
|
||||
/* Place an orphan section. We use this to put random SHF_ALLOC
|
||||
sections in the right segment. */
|
||||
|
||||
@@ -2064,8 +2087,9 @@ gld${EMULATION_NAME}_place_orphan (asection *s,
|
||||
lang_output_section_statement_type *os;
|
||||
lang_output_section_statement_type *match_by_name = NULL;
|
||||
int isdyn = 0;
|
||||
- int iself = s->owner->xvec->flavour == bfd_target_elf_flavour;
|
||||
- unsigned int sh_type = iself ? elf_section_type (s) : SHT_NULL;
|
||||
+ int elfinput = s->owner->xvec->flavour == bfd_target_elf_flavour;
|
||||
+ int elfoutput = link_info.output_bfd->xvec->flavour == bfd_target_elf_flavour;
|
||||
+ unsigned int sh_type = elfinput ? elf_section_type (s) : SHT_NULL;
|
||||
flagword flags;
|
||||
asection *nexts;
|
||||
|
||||
@@ -2073,7 +2097,7 @@ gld${EMULATION_NAME}_place_orphan (asection *s,
|
||||
&& link_info.combreloc
|
||||
&& (s->flags & SEC_ALLOC))
|
||||
{
|
||||
- if (iself)
|
||||
+ if (elfinput)
|
||||
switch (sh_type)
|
||||
{
|
||||
case SHT_RELA:
|
||||
@@ -2095,6 +2119,8 @@ gld${EMULATION_NAME}_place_orphan (asection *s,
|
||||
}
|
||||
|
||||
if (!bfd_link_relocatable (&link_info)
|
||||
+ && elfinput
|
||||
+ && elfoutput
|
||||
&& (s->flags & SEC_ALLOC) != 0
|
||||
&& (elf_section_flags (s) & SHF_GNU_MBIND) != 0)
|
||||
{
|
||||
@@ -2135,9 +2161,11 @@ gld${EMULATION_NAME}_place_orphan (asection *s,
|
||||
secname = ".mbind.text";
|
||||
}
|
||||
|
||||
- /* Look through the script to see where to place this section. */
|
||||
- if (constraint == 0
|
||||
- && link_info.output_bfd->xvec->flavour == bfd_target_elf_flavour)
|
||||
+ /* Look through the script to see where to place this section. The
|
||||
+ script includes entries added by previous lang_insert_orphan
|
||||
+ calls, so this loop puts multiple compatible orphans of the same
|
||||
+ name into a single output section. */
|
||||
+ if (constraint == 0)
|
||||
for (os = lang_output_section_find (secname);
|
||||
os != NULL;
|
||||
os = next_matching_output_section_statement (os, 0))
|
||||
@@ -2146,29 +2174,19 @@ gld${EMULATION_NAME}_place_orphan (asection *s,
|
||||
lang_insert_orphan to create a new output section. */
|
||||
constraint = SPECIAL;
|
||||
|
||||
- /* SEC_EXCLUDE is cleared when doing a relocatable link. But
|
||||
- we can't merge 2 input sections with the same name when only
|
||||
- one of them has SHF_EXCLUDE. Don't merge 2 sections with
|
||||
- different sh_info. */
|
||||
+ /* Check to see if we already have an output section statement
|
||||
+ with this name, and its bfd section has compatible flags.
|
||||
+ If the section already exists but does not have any flags
|
||||
+ set, then it has been created by the linker, possibly as a
|
||||
+ result of a --section-start command line switch. */
|
||||
if (os->bfd_section != NULL
|
||||
- && (elf_section_data (os->bfd_section)->this_hdr.sh_info
|
||||
- == elf_section_data (s)->this_hdr.sh_info)
|
||||
&& (os->bfd_section->flags == 0
|
||||
- || ((!bfd_link_relocatable (&link_info)
|
||||
- || (iself && (((elf_section_flags (s)
|
||||
- ^ elf_section_flags (os->bfd_section))
|
||||
- & SHF_EXCLUDE) == 0)))
|
||||
- && ((s->flags ^ os->bfd_section->flags)
|
||||
+ || (((s->flags ^ os->bfd_section->flags)
|
||||
& (SEC_LOAD | SEC_ALLOC)) == 0
|
||||
- && _bfd_elf_match_sections_by_type (link_info.output_bfd,
|
||||
- os->bfd_section,
|
||||
- s->owner, s))))
|
||||
+ && (!elfinput
|
||||
+ || !elfoutput
|
||||
+ || elf_orphan_compatible (s, os->bfd_section)))))
|
||||
{
|
||||
- /* We already have an output section statement with this
|
||||
- name, and its bfd section has compatible flags.
|
||||
- If the section already exists but does not have any flags
|
||||
- set, then it has been created by the linker, probably as a
|
||||
- result of a --section-start command line switch. */
|
||||
lang_add_section (&os->children, s, NULL, os);
|
||||
return os;
|
||||
}
|
||||
@@ -2244,8 +2262,8 @@ gld${EMULATION_NAME}_place_orphan (asection *s,
|
||||
else if ((flags & SEC_ALLOC) == 0)
|
||||
;
|
||||
else if ((flags & SEC_LOAD) != 0
|
||||
- && ((iself && sh_type == SHT_NOTE)
|
||||
- || (!iself && CONST_STRNEQ (secname, ".note"))))
|
||||
+ && ((elfinput && sh_type == SHT_NOTE)
|
||||
+ || (!elfinput && CONST_STRNEQ (secname, ".note"))))
|
||||
place = &hold[orphan_interp];
|
||||
else if ((flags & (SEC_LOAD | SEC_HAS_CONTENTS | SEC_THREAD_LOCAL)) == 0)
|
||||
place = &hold[orphan_bss];
|
||||
@@ -2255,8 +2273,8 @@ gld${EMULATION_NAME}_place_orphan (asection *s,
|
||||
place = &hold[orphan_tdata];
|
||||
else if ((flags & SEC_READONLY) == 0)
|
||||
place = &hold[orphan_data];
|
||||
- else if (((iself && (sh_type == SHT_RELA || sh_type == SHT_REL))
|
||||
- || (!iself && CONST_STRNEQ (secname, ".rel")))
|
||||
+ else if (((elfinput && (sh_type == SHT_RELA || sh_type == SHT_REL))
|
||||
+ || (!elfinput && CONST_STRNEQ (secname, ".rel")))
|
||||
&& (flags & SEC_LOAD) != 0)
|
||||
place = &hold[orphan_rel];
|
||||
else if ((flags & SEC_CODE) == 0)
|
||||
--
|
||||
2.9.3
|
||||
|
||||
Loading…
Reference in a new issue