x86_crash.patch

   1 From ae1cab7d3f39686d9c7ddadbac297e9ae76ffccf Mon Sep 17 00:00:00 2001
   2 From: "H.J. Lu" <hjl.tools@gmail.com>
   3 Date: Tue, 15 Feb 2022 15:03:02 -0800
   4 Subject: [PATCH] i386: Update I386_NEED_DYNAMIC_RELOC_TYPE_P for DT_TEXTREL
   5
   6 Update I386_NEED_DYNAMIC_RELOC_TYPE_P to allow R_386_TLS_IE for relocation
   7 in read-only section.
   8
   9 bfd/
  10
  11         PR ld/28894
  12         * elfxx-x86.h (I386_NEED_DYNAMIC_RELOC_TYPE_P): Allow
  13         R_386_TLS_IE.
  14
  15 ld/
  16         PR ld/28894
  17         * testsuite/ld-i386/i386.exp: Run pr28894.
  18         * testsuite/ld-i386/pr28894.d: New file.
  19         * testsuite/ld-i386/pr28894.s: Likewise.
  20
  21 (cherry picked from commit 3319ba7a8d6a42ba071d691789bc184632399331)
  22 ---
  23  bfd/elfxx-x86.h                | 1 +
  24  ld/testsuite/ld-i386/i386.exp  | 1 +
  25  ld/testsuite/ld-i386/pr28894.d | 3 +++
  26  ld/testsuite/ld-i386/pr28894.s | 7 +++++++
  27  4 files changed, 12 insertions(+)
  28  create mode 100644 ld/testsuite/ld-i386/pr28894.d
  29  create mode 100644 ld/testsuite/ld-i386/pr28894.s
  30
  31 diff --git a/bfd/elfxx-x86.h b/bfd/elfxx-x86.h
  32 index 3219f363a9a..77fb1ad72bc 100644
  33 --- a/bfd/elfxx-x86.h
  34 +++ b/bfd/elfxx-x86.h
  35 @@ -80,6 +80,7 @@
  36  #define I386_NEED_DYNAMIC_RELOC_TYPE_P(TYPE) \
  37    (I386_SIZE_TYPE_P (TYPE) \
  38     || I386_RELATIVE_RELOC_TYPE_P (TYPE) \
  39 +   || (TYPE) == R_386_TLS_IE \
  40     || (TYPE) == R_386_TLS_LE \
  41     || (TYPE) == R_386_TLS_LE_32)
  42  #define X86_NEED_DYNAMIC_RELOC_TYPE_P(IS_X86_64, TYPE) \
  43 diff --git a/ld/testsuite/ld-i386/i386.exp b/ld/testsuite/ld-i386/i386.exp
  44 index d997c757325..fadbd160420 100644
  45 --- a/ld/testsuite/ld-i386/i386.exp
  46 +++ b/ld/testsuite/ld-i386/i386.exp
  47 @@ -510,6 +510,7 @@ run_dump_test "pr27491-4"
  48  run_dump_test "dt-relr-1a"
  49  run_dump_test "dt-relr-1b"
  50  run_dump_test "pr28870"
  51 +run_dump_test "pr28894"
  52
  53  if { !([istarget "i?86-*-linux*"]
  54         || [istarget "i?86-*-gnu*"]
  55 diff --git a/ld/testsuite/ld-i386/pr28894.d b/ld/testsuite/ld-i386/pr28894.d
  56 new file mode 100644
  57 index 00000000000..a8d1111eb1f
  58 --- /dev/null
  59 +++ b/ld/testsuite/ld-i386/pr28894.d
  60 @@ -0,0 +1,3 @@
  61 +#as: --32
  62 +#ld: -shared -melf_i386 --warn-shared-textrel --fatal-warnings
  63 +#error: .*warning: creating DT_TEXTREL in a shared object
  64 diff --git a/ld/testsuite/ld-i386/pr28894.s b/ld/testsuite/ld-i386/pr28894.s
  65 new file mode 100644
  66 index 00000000000..1d3e3f37f3e
  67 --- /dev/null
  68 +++ b/ld/testsuite/ld-i386/pr28894.s
  69 @@ -0,0 +1,7 @@
  70 +       .text
  71 +       addl    foo@INDNTPOFF, %eax
  72 +       .section .tbss,"awT",@nobits
  73 +       .globl  foo
  74 +       .hidden foo
  75 +foo:
  76 +       .byte 0
  77 --
  78 2.27.0
  79