Don't sort ld -r output relocs on alpha
[deliverable/binutils-gdb.git] / bfd / ChangeLog
index a8b3646cfe4d486f8247b5d7a684ee603246ddd0..9e254a397f65e95d78888ed9110883345de94572 100644 (file)
@@ -1,3 +1,476 @@
+2015-08-27  Alan Modra  <amodra@gmail.com>
+
+       * elf64-alpha.c (elf64_alpha_sort_relocs_p): New function.
+       (elf_backend_sort_relocs_p): Define.
+
+2015-08-26  Alan Modra  <amodra@gmail.com>
+
+       PR 18867
+       * elflink.c (cmp_ext32l_r_offset, cmp_ext32b_r_offset): Delete.
+       (cmp_ext64l_r_offset, cmp_ext64b_r_offset): Delete.
+       (ext32l_r_offset, ext32b_r_offset, ext64l_r_offset, ext64b_r_offset):
+       New functions.
+       (elf_link_adjust_relocs): Use an insertion sort to sort relocs.
+
+2015-08-26  Matthew Fortune  <matthew.fortune@imgtec.com>
+
+       PR ld/18401
+       * elfxx-mips.c (bfd_mips_isa_ext_mach): New function: Converts an
+       ISA value to a bfd machine number.
+       (bfd_mips_isa_ext): Update the ISA level and revision if
+       necessary.  Use mips_mach_extends_p to decide if the ISA extension
+       needs to be set.
+       (_bfd_mips_elf_merge_private_bfd_data): Allow the ISA extension to
+       be inferred from the ABI setting.  Set the ISA level from the
+       maximum of the incoming and outgoing ISA levels.
+
+2015-08-25  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/18854
+       * elf.c (bfd_section_from_shdr): Replace assertions with warnings
+       about multiple symbol tables.
+
+2015-08-25  Renlin Li  <renlin.li@arm.com>
+
+       * reloc.c (BFD_RELOC_AARCH64_LD64_GOTOFF_LO15): Use LP64 instead of
+       ILP64.
+       * bfd-in2.h: Regenerate.
+
+2015-08-22  Alan Modra  <amodra@gmail.com>
+
+       * elf.c (_bfd_elf_slurp_version_tables): Always init vd_nodename.
+       Don't copy fields not set by _bfd_elf_swap_verdef_in.
+
+2015-08-19  Jiong Wang  <jiong.wang@arm.com>
+
+       * elfnn-aarch64.c (IS_AARCH64_TLS_RELOC): Recognize new relocation
+       types, including BFD_RELOC_AARCH64_TLSLD_LDST16_DTPREL_LO12,
+       BFD_RELOC_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC,
+       BFD_RELOC_AARCH64_TLSLD_LDST32_DTPREL_LO12,
+       BFD_RELOC_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC,
+       BFD_RELOC_AARCH64_TLSLD_LDST64_DTPREL_LO12,
+       BFD_RELOC_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC,
+       BFD_RELOC_AARCH64_TLSLD_LDST8_DTPREL_LO12,
+       BFD_RELOC_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC.
+       (elfNN_aarch64_final_link_relocate): Likewise.
+       * elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
+       (_bfd_aarch64_elf_resolve_relocation): Likewise.
+
+2015-08-19  Jiong Wang  <jiong.wang@arm.com>
+
+       * reloc.c (BFD_RELOC_AARCH64_TLSLD_LDST16_DTPREL_LO12,
+       BFD_RELOC_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC,
+       BFD_RELOC_AARCH64_TLSLD_LDST32_DTPREL_LO12,
+       BFD_RELOC_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC,
+       BFD_RELOC_AARCH64_TLSLD_LDST64_DTPREL_LO12,
+       BFD_RELOC_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC.
+       BFD_RELOC_AARCH64_TLSLD_LDST8_DTPREL_LO12,
+       BFD_RELOC_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC): New entries.
+       * elfnn-aarch64.c (elfNN_aarch64_howto_table): Likewise.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Regenerate.
+
+2015-08-19  Jiong Wang  <jiong.wang@arm.com>
+
+       PR ld/18276
+       * elfnn-aarch64.c (IS_AARCH64_TLS_RELOC): Recognize new relocation
+       types, including BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_HI12,
+       BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G0,
+       BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G0_NC,
+       BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G1,
+       BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G1_NC,
+       BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G2.
+       (elfNN_aarch64_final_link_relocate): Likewise.
+       * elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
+       (_bfd_aarch64_elf_resolve_relocation): Likewise.
+
+2015-08-19  Jiong Wang  <jiong.wang@arm.com>
+
+       * reloc.c (BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_HI12,
+       BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G0,
+       BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G0_NC,
+       BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G1,
+       BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G1_NC,
+       BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G2): New entries.
+       * elfnn-aarch64.c (elfNN_aarch64_howto_table): Likewise.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Regenerate.
+
+2015-08-19  Jiong Wang  <jiong.wang@arm.com>
+
+       * elfnn-aarch64.c (IS_AARCH64_TLS_RELOC): Recognize
+       BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12_NC.
+       (aarch64_reloc_got_type): Likewise.
+       (elfNN_aarch64_final_link_relocate): Likewise.
+       (elfNN_aarch64_relocate_section): Likewise.
+       * elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
+       (_bfd_aarch64_elf_resolve_relocation): Likewise.
+
+2015-08-19  Jiong Wang  <jiong.wang@arm.com>
+
+       * reloc.c (BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12_NC): New entry.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Regenerate.
+       * elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for
+       BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12_NC.
+
+2015-08-19  Alan Modra  <amodra@gmail.com>
+
+       * elf-s390-common.c: Simplify expressions using
+       bfd_linke_executable, bfd_link_pie and bfd_link_pic.
+       * elf32-arm.c: Likewise.
+       * elf32-bfin.c: Likewise.
+       * elf32-frv.c: Likewise.
+       * elf32-m68k.c: Likewise.
+       * elf32-nios2.c: Likewise.
+       * elf32-ppc.c: Likewise.
+       * elf32-s390.c: Likewise.
+       * elf32-sh.c: Likewise.
+       * elf64-alpha.c: Likewise.
+       * elf64-ppc.c: Likewise.
+       * elf64-s390.c: Likewise.
+       * elflink.c: Likewise.
+
+2015-08-18  Jiong Wang  <jiong.wang@arm.com>
+
+       * elfnn-aarch64.c (aarch64_reloc_got_type): Delete useless check.
+       (elfNN_aarch64_relocate_section): Likewise.
+       (elfNN_aarch64_gc_sweep_hook): Likewise.
+       (elfNN_aarch64_check_relocs): Likewise.
+
+2015-08-18  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/18841
+       * elf-bfd.h (elf_link_hash_table): Add dynsym.
+       * elf32-i386.c (elf_i386_reloc_type_class): Return
+       reloc_class_ifunc for relocation against STT_GNU_IFUNC symbol.
+       * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise.
+       * elflink.c (_bfd_elf_link_create_dynamic_sections): Set dynsym.
+       (bfd_elf_size_dynsym_hash_dynstr): Use dynsym.
+       (elf_final_link_info): Remove dynsym_sec.
+       (elf_link_output_extsym): Replace dynsym_sec with dynsym.
+       (bfd_elf_final_link): Remove reference to dynsym_sec.  Replace
+       dynsym_sec with dynsym.
+
+2015-08-18  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * bfd/aoutx.h: Replace shared, executable, relocatable and pie
+       fields with bfd_link_executable, bfd_link_dll,
+       bfd_link_relocatable, bfd_link_pic and bfd_link_pie.
+       * bfd/bout.c: Likewise.
+       * bfd/coff-alpha.c: Likewise.
+       * bfd/coff-arm.c: Likewise.
+       * bfd/coff-i386.c: Likewise.
+       * bfd/coff-i960.c: Likewise.
+       * bfd/coff-m68k.c: Likewise.
+       * bfd/coff-mcore.c: Likewise.
+       * bfd/coff-mips.c: Likewise.
+       * bfd/coff-ppc.c: Likewise.
+       * bfd/coff-rs6000.c: Likewise.
+       * bfd/coff-sh.c: Likewise.
+       * bfd/coff-tic80.c: Likewise.
+       * bfd/coff-x86_64.c: Likewise.
+       * bfd/coff64-rs6000.c: Likewise.
+       * bfd/coffgen.c: Likewise.
+       * bfd/cofflink.c: Likewise.
+       * bfd/ecoff.c: Likewise.
+       * bfd/ecofflink.c: Likewise.
+       * bfd/elf-bfd.h: Likewise.
+       * bfd/elf-eh-frame.c: Likewise.
+       * bfd/elf-ifunc.c: Likewise.
+       * bfd/elf-m10200.c: Likewise.
+       * bfd/elf-m10300.c: Likewise.
+       * bfd/elf-s390-common.c: Likewise.
+       * bfd/elf-vxworks.c: Likewise.
+       * bfd/elf.c: Likewise.
+       * bfd/elf32-arm.c: Likewise.
+       * bfd/elf32-avr.c: Likewise.
+       * bfd/elf32-bfin.c: Likewise.
+       * bfd/elf32-cr16.c: Likewise.
+       * bfd/elf32-cr16c.c: Likewise.
+       * bfd/elf32-cris.c: Likewise.
+       * bfd/elf32-crx.c: Likewise.
+       * bfd/elf32-d10v.c: Likewise.
+       * bfd/elf32-dlx.c: Likewise.
+       * bfd/elf32-epiphany.c: Likewise.
+       * bfd/elf32-fr30.c: Likewise.
+       * bfd/elf32-frv.c: Likewise.
+       * bfd/elf32-ft32.c: Likewise.
+       * bfd/elf32-h8300.c: Likewise.
+       * bfd/elf32-hppa.c: Likewise.
+       * bfd/elf32-i370.c: Likewise.
+       * bfd/elf32-i386.c: Likewise.
+       * bfd/elf32-i860.c: Likewise.
+       * bfd/elf32-ip2k.c: Likewise.
+       * bfd/elf32-iq2000.c: Likewise.
+       * bfd/elf32-lm32.c: Likewise.
+       * bfd/elf32-m32c.c: Likewise.
+       * bfd/elf32-m32r.c: Likewise.
+       * bfd/elf32-m68hc11.c: Likewise.
+       * bfd/elf32-m68hc1x.c: Likewise.
+       * bfd/elf32-m68k.c: Likewise.
+       * bfd/elf32-mcore.c: Likewise.
+       * bfd/elf32-mep.c: Likewise.
+       * bfd/elf32-metag.c: Likewise.
+       * bfd/elf32-microblaze.c: Likewise.
+       * bfd/elf32-moxie.c: Likewise.
+       * bfd/elf32-msp430.c: Likewise.
+       * bfd/elf32-mt.c: Likewise.
+       * bfd/elf32-nds32.c: Likewise.
+       * bfd/elf32-nios2.c: Likewise.
+       * bfd/elf32-or1k.c: Likewise.
+       * bfd/elf32-ppc.c: Likewise.
+       * bfd/elf32-rl78.c: Likewise.
+       * bfd/elf32-rx.c: Likewise.
+       * bfd/elf32-s390.c: Likewise.
+       * bfd/elf32-score.c: Likewise.
+       * bfd/elf32-score7.c: Likewise.
+       * bfd/elf32-sh-symbian.c: Likewise.
+       * bfd/elf32-sh.c: Likewise.
+       * bfd/elf32-sh64.c: Likewise.
+       * bfd/elf32-spu.c: Likewise.
+       * bfd/elf32-tic6x.c: Likewise.
+       * bfd/elf32-tilepro.c: Likewise.
+       * bfd/elf32-v850.c: Likewise.
+       * bfd/elf32-vax.c: Likewise.
+       * bfd/elf32-visium.c: Likewise.
+       * bfd/elf32-xc16x.c: Likewise.
+       * bfd/elf32-xstormy16.c: Likewise.
+       * bfd/elf32-xtensa.c: Likewise.
+       * bfd/elf64-alpha.c: Likewise.
+       * bfd/elf64-hppa.c: Likewise.
+       * bfd/elf64-ia64-vms.c: Likewise.
+       * bfd/elf64-mmix.c: Likewise.
+       * bfd/elf64-ppc.c: Likewise.
+       * bfd/elf64-s390.c: Likewise.
+       * bfd/elf64-sh64.c: Likewise.
+       * bfd/elf64-x86-64.c: Likewise.
+       * bfd/elflink.c: Likewise.
+       * bfd/elfnn-aarch64.c: Likewise.
+       * bfd/elfnn-ia64.c: Likewise.
+       * bfd/elfxx-mips.c: Likewise.
+       * bfd/elfxx-sparc.c: Likewise.
+       * bfd/elfxx-tilegx.c: Likewise.
+       * bfd/i386linux.c: Likewise.
+       * bfd/linker.c: Likewise.
+       * bfd/m68klinux.c: Likewise.
+       * bfd/pdp11.c: Likewise.
+       * bfd/pe-mips.c: Likewise.
+       * bfd/peXXigen.c: Likewise.
+       * bfd/reloc.c: Likewise.
+       * bfd/reloc16.c: Likewise.
+       * bfd/sparclinux.c: Likewise.
+       * bfd/sunos.c: Likewise.
+       * bfd/vms-alpha.c: Likewise.
+       * bfd/xcofflink.c: Likewise.
+
+2015-08-18  Alan Modra  <amodra@gmail.com>
+
+       PR 18667
+       * Makefile.am: Use $(SED) in place of sed throughout.
+       * Makefile.in: Regenerate.
+
+2015-08-18  Alan Modra  <amodra@gmail.com>
+
+       * elf64-ppc.c (ppc64_elf_func_desc_adjust): Don't redefine .TOC.
+       if already defined, and set linker_def.
+       (ppc64_elf_set_toc): Use .TOC. value if defined other than by
+       the backend.
+
+2015-08-14  Alan Modra  <amodra@gmail.com>
+
+       PR ld/18759
+       * elf32-or1k.c: Revert 2015-08-11 change.
+
+2015-08-13  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/18801
+       * elf32-i386.c (elf_i386_size_dynamic_sections): Issue an error
+       for read-only segment with dynamic IFUNC relocations.
+       * elf64-x86-64.c (elf_x86_64_size_dynamic_sections): Likewise.
+
+2015-08-12  Simon Dardis  <simon.dardis@imgtec.com>
+
+       * elfxx-mips.c (STUB_MOVE): Change to use 'or' only.
+       (mips_o32_exec_plt0_entry, mips_n32_exec_plt0_entry,
+       mips_n64_exec_plt0_entry, micromips_insn32_o32_exec_plt0_entry):
+       Update to use 'or' instead of 'addu/daddu'.
+       (_bfd_mips_elf_finish_dynamic_symbol): Update usage of STUB_MOVE.
+       (move_insns_32): Reorder table.
+
+2015-08-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * elf32-i386.c (elf_i386_relocate_section): Properly skip IFUNC
+       relocations in debug sections.
+       * elf64-x86-64.c (elf_x86_64_relocate_section): Likewise.
+
+2015-08-11  Jiong Wang  <jiong.wang@arm.com>
+
+       * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Improve warning
+       message for R_AARCH64_LD64_GOTPAGE_LO15/R_AARCH64_LD32_GOTPAGE_LO14.
+
+2015-08-11  Jiong Wang  <jiong.wang@arm.com>
+
+       * elfnn-aarch64.c (IS_AARCH64_TLS_RELAX_RELOC): New.
+       (aarch64_can_relax_tls): Use the new IS_AARCH64_TLS_RELAX_RELOC.
+
+2015-08-11  Jiong Wang  <jiong.wang@arm.com>
+
+       * bfd/elfnn-aarch64.c (aarch64_type_of_stub): New parameter "sym_sec".
+       Loose the check for symbol from ABS section.
+       (elfNN_aarch64_size_stubs): Pass sym_sec.
+
+2015-08-11  Jiong Wang  <jiong.wang@arm.com>
+
+       PR ld/18668
+       * elfnn-aarch64.c (aarch64_type_of_stub): Update destination for
+       calls go through plt stub.
+       (elfNN_aarch64_final_link_relocate): Adjust code logic for CALL26,
+       JUMP26 relocation to support inserting veneer for call to plt stub.
+
+2015-08-11  Jiong Wang  <jiong.wang@arm.com>
+
+       * elfnn-aarch64.c (IS_AARCH64_TLS_RELOC): Recognize
+       BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12.
+       (aarch64_reloc_got_type): Likewise.
+       (elfNN_aarch64_final_link_relocate): Likewise.
+       (elfNN_aarch64_relocate_section): Likewise.
+       * elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
+       (_bfd_aarch64_elf_resolve_relocation): Likewise.
+
+2015-08-11  Jiong Wang  <jiong.wang@arm.com>
+
+       * reloc.c (BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12): New entry.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Regenerate.
+       * elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for
+       BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12.
+
+2015-08-11  Jiong Wang  <jiong.wang@arm.com>
+
+       * elfnn-aarch64.c (IS_AARCH64_TLS_RELOC): Recognize
+       BFD_RELOC_AARCH64_TLSLD_ADD_LO12_NC.
+       (aarch64_reloc_got_type): Likewise.
+       (elfNN_aarch64_final_link_relocate): Likewise.
+       (elfNN_aarch64_relocate_section): Likewise.
+       (elfNN_aarch64_gc_sweep_hook): Likewise.
+       (elfNN_aarch64_check_relocs): Likewise.
+       * elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
+       (_bfd_aarch64_elf_resolve_relocation): Likewise.
+
+2015-08-11  Jiong Wang  <jiong.wang@arm.com>
+
+       * reloc.c (BFD_RELOC_AARCH64_TLSLD_ADD_LO12_NC): New entry.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Regenerate.
+       * elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for
+       BFD_RELOC_AARCH64_TLSLD_ADD_LO12_NC.
+
+2015-08-11  Jiong Wang  <jiong.wang@arm.com>
+
+       * elfnn-aarch64.c (IS_AARCH64_TLS_RELOC): Recognize
+       BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21.
+       (aarch64_reloc_got_type): Likewise.
+       (elfNN_aarch64_final_link_relocate): Likewise.
+       (elfNN_aarch64_relocate_section): Likewise.
+       (elfNN_aarch64_gc_sweep_hook): Likewise.
+       (elfNN_aarch64_check_relocs): Likewise.
+       * elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
+       (_bfd_aarch64_elf_resolve_relocation): Likewise.
+
+2015-08-11  Jiong Wang  <jiong.wang@arm.com>
+
+       * reloc.c (BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21): New entry.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Regenerate.
+       * elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for
+       BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21.
+
+2015-08-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/18808
+       * elf32-i386.c (elf_i386_relocate_section): Skip IFUNC
+       relocations in debug sections.
+       * elf64-x86-64.c (elf_x86_64_relocate_section): Likewise.
+
+2015-08-11  Peter Zotov  <whitequark@whitequark.org>
+
+       PR ld/18759
+       * elf32-or1k.c (R_OR1K_32_PCREL): Set pcrel_offset to TRUE.
+       (R_OR1K_16_PCREL): Likewise.
+       (R_OR1K_8_PCREL): Likewise.
+
+2015-08-11  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/18747
+       * coff-sh.c (_bfd_sh_align_load_span): Fix typo when setting
+       opcode count.
+
+       PR binutils/18758
+       * elf.c (_bfd_elf_setup_sections): Add checks for corrupt section
+       group information.
+       * peicode.h (pe_ILF_make_a_section): Ensure alignment of the
+       used_by_bfd pointer.
+       (pe_ILF_build_a_bfd): Ensure alignment of vars.data pointer.
+
+2015-08-11  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * elf.c (_bfd_elf_copy_private_bfd_data): Fix a typo.
+
+2015-08-10  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * elf-bfd.h (elf_symbol_version): New enum.
+       (elf_link_hash_entry): Replace hidden with versioned.
+       * elflink.c (_bfd_elf_merge_symbol): Don't look for symbol
+       version if the symbol is unversioned.  Initialize versioned.
+       (_bfd_elf_add_default_symbol): Don't look for symbol version
+       if the symbol is unversioned or hidden.  Initialize versioned.
+       (elf_collect_hash_codes): Don't look for symbol version if the
+       symbol is unversioned.
+       (elf_collect_gnu_hash_codes): Likewise.
+       (bfd_elf_gc_mark_dynamic_ref_symbol): Likewise.
+       (_bfd_elf_link_hash_copy_indirect): Check versioned instead of
+       hidden.
+       (elf_link_output_extsym): Likewise.
+
+2015-08-07  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR binutils/18785
+       * elf.c (_bfd_elf_copy_private_bfd_data): When copying the
+       sh_link and sh_info fields in stripped section headers, we also
+       check if the sh_type, sh_flags, sh_addralign and sh_entsize
+       fields of the output section match the output.  Since
+       --only-keep-debug turns all non-debug sections into SHT_NOBITS
+       sections, the output SHT_NOBITS type matches any input type.
+
+2015-08-07  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/18720
+       * elflink.c (_bfd_elf_merge_symbol): Add a parameter to indicate
+       if the new symbol matches the existing one.  The new hidden
+       versioned symbol matches the existing symbol if they have the
+       same symbol version. Update the existing symbol only if they
+       match.
+       (_bfd_elf_add_default_symbol): Update call to
+       _bfd_elf_merge_symbol.
+       (_bfd_elf_link_assign_sym_version): Don't set the hidden field
+       here.
+       (elf_link_add_object_symbols): Override a definition only if the
+       new symbol matches the existing one.
+       (_bfd_elf_link_hash_copy_indirect): Don't copy any references to
+       the hidden versioned symbol.
+       (elf_link_output_extsym): Bind a symbol locally when linking
+       executable if it is locally defined, hidden versioned, not
+       referenced by shared library and not exported.  Turn on
+       VERSYM_HIDDEN only if the hidden versioned symbol is defined
+       locally.
+
+2015-08-05  Nick Clifton  <nickc@redhat.com>
+
+       * elf.c (_bfd_elf_copy_private_bfd_data): Copy the sh_link and
+       sh_info fields of sections whose type has been changed to
+       SHT_NOBITS.
+
 2015-08-04  Yuriy M. Kaminskiy"  <yumkam@gmail.com>
            Tyler Hicks  <tyhicks@canonical.com>
 
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