X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gold%2FChangeLog;h=6fe991d80d0c1e8d0669f80b5d73afbbbc1f2f03;hb=6744bcad05396a5901149a202270e523e454769d;hp=17d675eda3d89efefb0b783939bf113feb87670f;hpb=429d795d5074db648fe07dfd811c1c150b78066e;p=deliverable%2Fbinutils-gdb.git diff --git a/gold/ChangeLog b/gold/ChangeLog index 17d675eda3..6fe991d80d 100644 --- a/gold/ChangeLog +++ b/gold/ChangeLog @@ -1,387 +1,216 @@ -2017-07-12 Alan Modra - - * po/es.po: Update from translationproject.org/latest/gold/. - * po/fi.po: Likewise. - * po/fr.po: Likewise. - * po/id.po: Likewise. - * po/it.po: Likewise. - * po/vi.po: Likewise. - * po/zh_CN.po: Likewise. - * po/ja.po: New file from translationproject.org. - * po/sv.po: Likewise. - * po/uk.po: Likewise. - -2017-06-23 Alan Modra - - * options.h (General_options): Add plt_localentry. - * powerpc.cc (Target_powerpc::st_other): New function. - (Target_powerpc::plt_localentry0_, plt_localentry0_init_, - has_localentry0_): New vars. - (Target_powerpc::plt_localentry0, set_has_localentry0, - is_elfv2_localentry0): New functions. - (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or - return true for localentry:0 calls. - (Stub_table::Plt_stub_ent::localentry0_): New var. - (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_. - Don't set r2save_ for localentry:0 calls. - (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2. - (Target_powerpc::scan_relocs): Default plt_localentry0_. - (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT. - (Target_powerpc::Relocate::relocate): Don't require nop following - calls for localentry:0 plt calls, and don't change nop. - -2017-06-23 Alan Modra - - * powerpc.cc (Target_powerpc::tocsave_loc_): New var. - (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions. - (Target_powerpc::Branch_info::tocsave_): New var. - (Target_powerpc::Branch_info::mark_pltcall): New function. - (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to - add_plt_call_entry. - (Stub_table::Plt_stub_ent): Make public. Add r2save_. - (Stub_table::add_plt_call_entry): Add bool tocsave_ param. Set - r2save_. - (Stub_table::find_plt_call_entry): Return Plt_stub_ent*. Adjust - use throughout. - (Stub_table::do_write): Conditionally output r2 save in plt stubs. - (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE. - (Target_powerpc::Scan::global): Likewise. - (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub - with tocsave reloc. Replace header tocsave nop with r2 save. - * symtab.h (struct Symbol_location_hash): Make public. - -2017-06-21 Alan Modra - - * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent. Remove indx_. - (Plt_stub_key_hash): Rename from Plt_stub_ent_hash. - (struct Plt_stub_ent): New. - (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent. Adjust - use throughout file. - -2017-06-20 Eric Christopher - - * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to - calculate the symbol value. - (scan_reloc_section_for_stubs): Allow stubs to be created for - section symbols. - (maybe_apply_stub): Handle creating stubs for weak symbols to - match the code in scan_reloc_for_stub. - -2017-06-20 James Clarke - - * powerpc.cc (Stub_table::define_stub_syms): Always include object's - uniq_ value. - -2017-06-15 Eric Christopher - - * aarch64.cc: Fix a few typos and grammar-os. - -2017-06-15 Jiong Wang - - * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method. - (AArch64_relobj::try_fix_erratum_843419_optimized): - Return ture for some TLS relaxed sequences. - -2017-06-07 Eric Christopher - - * aarch64.cc (maybe_apply_stub): Add debug logging for looking - up stubs to undefined symbols and early return rather than - fail to look them up. - (scan_reloc_for_stub): Add debug logging for no stub creation - for undefined symbols. +2019-08-16 Martin Liska -2017-05-23 Alan Modra + PR ld/24912 + * object.cc (big_endian>::do_layout): Do not report error, + but only set a flag. + (big_endian>::do_add_symbols): Report error only for when + relocatable. - PR 21503 - * options.h: Add --emit-stub-syms option. - * powerpc.cc (object_id): New. - (Powerpc_relobj): Add uniq_ and accessor. Sort variables for - better packing. - (Powerpc_dynobj): Sort variables for better packing. - (Target_powerpc::define_local): New function. - (Target_powerpc::group_sections): Pass stub table size to - Stub_table constructor. - (Target_powerpc::do_relax): Define stub and glink symbols. - (Stub_table): Add uniq_ variable, and id param to constructor. - (Stub_table::Plt_stub_ent): Add indx_ variable. - (Stub_table::Branch_stub_entries): Move typedef earlier. - (Stub_table::branch_stub_size): Replace "to" parameter with a - Branch_stub_entries iterator. - (Stub_table::add_long_branch_entry): Adjust to suit. - (Stub_table::add_plt_call_entry): Set indx_. - (Stub_table::define_stub_syms): New function. +2019-08-02 Alan Modra -2017-05-15 Eric Christopher - - * layout.cc (Layout::segment_precedes): Add a case for testing - pointer equality when determining which segment precedes - another. - -2017-05-13 James Clarke - - PR gold/21444 - * gold.cc (Target_sparc::Relocate::relocate_tls): Local - variables are final for position-independent executables. This - has to be consistent with Target_sparc::Scan::local otherwise - they will disagree as to whether local-exec is used. - -2017-05-12 Igor Kudrin - - PR gold/21430 - * aarch64.cc - (AArch64_relobj::convert_input_section_to_relaxed_section): - Set the section offset to -1ULL. - (Target_aarch64::relocate_section): Adjust the view in case - of a relaxed input section. - * testsuite/Makefile.am (pr21430): New test. - * testsuite/Makefile.in: Regenerate - * testsuite/pr21430.s: New test source file. - * testsuite/pr21430.sh: New test script. - -2017-04-27 Alan Modra - - * testsuite/plugin_section_order.c (onload): Add missing break. - -2017-03-15 Vladimir Radosavljevic - - * mips.cc (Mips_got_entry::hash()): Shift addend to reduce - possibility of collisions. - (Mips_got_entry::equals): Fix case for GOT_TLS_LDM - entries. - -2017-03-15 Vladimir Radosavljevic - - * mips.cc (Mips_relobj::merge_processor_specific_data_): New data - member. - (Mips_relobj::merge_processor_specific_data): New method. - (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_ - to false, only if the input file is a binary or if object has no - contents except the section name string table and an empty symbol - table with the undefined symbol. - (Target_mips::do_finalize_sections): Refactor. Skip empty object files - for merging processor-specific data. - -2017-03-15 Vladimir Radosavljevic - - * mips.cc (Target_mips::Relocate::calculated_value_): New data - member. - (Target_mips::Relocate::calculate_only_): Likewise. - (Target_mips::Relocate::relocate): Handle multiple consecutive - relocations with the same offset. - -2017-03-15 Vladimir Radosavljevic - - * mips.cc (Target_mips::Relocate::relocate): Remove redundant - checks for relocatable link. - (Mips_relocate_functions::reljalr): Likewise. - -2017-03-15 Vladimir Radosavljevic - - * mips.cc (class Mips_output_section_options): New class. - (Target_mips::do_make_output_section): New method. - -2017-03-15 Vladimir Radosavljevic - - * mips.cc (Mips_relocate_functions::rel26): Don't print relocation - overflow error message. - (Target_mips::relocate_special_relocatable): Improve relocation - overflow error message. - (Target_mips::Relocate::relocate): Likewise. - -2017-03-15 Vladimir Radosavljevic - - * mips.cc (symbol_refs_local): Return false if a symbol - is from a dynamic object. - (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN. - (Target_mips::set_gp): Refactor. Make _gp STT_NOTYPE and - STB_LOCAL. - (Target_mips::do_finalize_sections): Set _gp after all the checks - for creating .got are done. - (Target_mips::Scan::global): Remove unused code. - -2017-02-22 Alan Modra - - * powerpc.cc (Target_powerpc::make_iplt_section): Check that - output_section exists before attempting add_output_section_data. - (Target_powerpc::make_brlt_section): Likewise. - -2017-02-15 Vladimir Radosavljevic - - * mips.cc (Target_mips::Scan::get_reference_flags): Remove - gold_unreachable from default case. - -2017-02-15 Vladimir Radosavljevic - - PR gold/21111 - * mips.cc (Mips_relocate_functions::relhigher): New method. - (Mips_relocate_functions::relhighest): Likewise. - (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and - R_MIPS_HIGHEST. - (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER, - R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST. - (Target_mips::Scan::global): Likewise. - (Target_mips::Scan::get_reference_flags): Likewise. - (Target_mips::Relocate::relocate): Call static methods for resolving - HIGHER and HIGHEST relocations. - -2017-02-03 Rahul Chaudhry - - * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers): - Return true even when building pie binaries. - (Target_x86_64::possible_function_pointer_reloc): Check opcode - for R_X86_64_PC32 relocations. - (Target_x86_64::local_reloc_may_be_function_pointer): Pass - extra arguments to local_reloc_may_be_function_pointer. - (Target_x86_64::global_reloc_may_be_function_pointer): Likewise. - * gc.h (gc_process_relocs): Add check for STT_FUNC. - * testsuite/Makefile.am (icf_safe_pie_test): New test case. + * powerpc.cc (Target_powerpc::Scan::get_reference_flags): Set + flags for new relocations, and some missing older relocs. + (Target_powerpc::Scan::local): Handle new pcrel tls relocs. + Call set_has_static_tls for tprel relocs. + (Target_powerpc::Scan::global): Likewise. + (Target_powerpc::Relocate::relocate): Handle new pcrel tls relocs. + +2019-08-02 Alan Modra + + * powerpc.cc (Powerpc_relocate_functions::rela, rela_ua): Perform + signed right shift for signed overflow check. + +2019-07-29 Martin Liska + + PR 24768 + * layout.h (class Layout): Add is_lto_slim_object and + set_lto_slim_object. + * object.cc (struct lto_section): Add lto_slim_object_. + (big_endian>::do_layout): Parse content of + .gnu_lto_.lto section. + (big_endian>::do_add_symbols): Report error for a missing + LTO plugin. + +2019-07-13 Alan Modra + + * powerpc.cc (xlate_pcrel_opt): New function. + (Target_powerpc::Relocate::relocate): Optimise PCREL34 and + GOT_PCREL34 sequences marked with PCREL_OPT. + +2019-07-13 Alan Modra + + * powerpc.cc (Powerpc_relobj::make_got_relative): New function. + (relative_value_is_known): New functions. + (Target_powerpc::Relocate::relocate): Edit code using + GOT16_HA, GOT16_LO_DS, and GOT_PCREL34 relocs. + +2019-07-13 Alan Modra + + * powerpc.cc (Target_powerpc): Add powerxx_stubs_ and accessor + functions. + (Target_powerpc::maybe_skip_tls_get_addr_call): Handle PLT_PCREL34 + and PLT_PCREL34_NOTOC relocs. + (Powerpc_relocate_functions): Add addr34, addr34_hi, addr34_ha, + addr28, addr16_higher34, addr16_highera34, addr16_highest34, + addr16_highest34a functions. + (li_11_0, ori_11_11_0, sldi_11_11_34): Define. + (paddi_12_pc, pld_12_pc, pnop): Define. + (d34, ha34): New inline functions. + (Stub_table::add_plt_call_entry): Handle powerxx_stubs. + (Stub_table::add_eh_frame): Likewise. + (build_powerxx_offset): New function. + (Stub_table::plt_call_size): Handle powerxx_stubs. + (Stub_table::branch_stub_size): Likewise. + (Stub_table::do_write): Likewise. + (Target_powerpc::Scan::get_reference_flags): Handle new relocs. + (Target_powerpc::Scan::reloc_needs_plt_for_ifunc: Likewise. + (Target_powerpc::Scan::local, global, relocate): Likewise. + +2019-07-13 Alan Modra + + * ehframe.cc (Fde::operator==): Delete. + (Cie::remove_fde): Delete. + (Eh_frame::remove_ehframe_for_plt): Delete fde_data and fde_length + parameters. Remove all post-map plt FDEs. + * ehframe.h (Fde:post_map): Make const, add variant to compare plt. + (Fde::operator==): Delete. + (Cie::remove_fde): Implement here. + (Cie::last_fde): New accessor. + (Eh_frame::remove_ehframe_for_plt): Update prototype. + * layout.cc (Layout::remove_eh_frame_for_plt): Delete fde_data and + fde_length parameters. + * layout.h (Layout::remove_eh_frame_for_plt): Update prototype. + * powerpc.cc (Stub_table::tls_get_addr_opt_bctrl_): Delete. + (Stub_table::plt_fde_len_, plt_fde_, init_plt_fde): Delete. + (Stub_table::add_plt_call_entry): Don't set tls_get_addr_opt_bctrl_. + (eh_advance): New function. + (stub_sort): New function. + (Stub_table::add_eh_frame): Emit eh_frame for notoc plt calls and + branches as well as __tls_get_addr_opt plt call stub. + (Stub_table::remove_eh_frame): Update to suit. + +2019-07-13 Alan Modra + + * powerpc.cc (Target_powerpc::maybe_skip_tls_get_addr_call): Handle + notoc calls. + (is_branch_reloc): Template on size. Return true for REL24_NOTOC. + Update all callers. + (max_branch_delta): Likewise. + (Target_powerpc::Branch_info::make_stub): Add a stub for notoc + calls to functions needing a valid toc pointer. + (Target_powerpc::do_relax): Layout stubs again if any need resize. + (add_12_11_12, addi_12_11, addis_12_11, ldx_12_11_12, ori_12_12_0), + (oris_12_12_0, sldi_12_12_32): Define. + (Stub_table::Plt_stub_ent): Add notoc_ and iter_ fields. + (Stub_table::Branch_stub_key, Branch_stub_key_hash): Rename from + Branch_stub_ent and Branch_stub_ent hash. Remove save_res_ from key. + (Stub_table::Branch_stub_ent): New struct. + (class Stub_table): Add need_resize and resizing vars. + (Stub_table::need_resize, branch_size): New accessors. + (Stub_table::set_resizing): New function. + (Stub_table::add_plt_call_entry): Handle notoc calls and resizing + on seeing such or a tocsave stubs after a normal stub using the + same sym. + (Stub_table::add_long_branch_entry): Similarly. + (Stub_table::find_long_branch_entry): Return a Branch_stub_ent*. + (Stub_table::define_stub_syms): Adjust + (Stub_table::build_tls_opt_head, build_tls_opt_tail): New functions. + (build_notoc_offset): New function. + (Stub_table::plt_call_size): Move out of line. Handle notoc calls. + (Stub_table::branch_stub_size): Similarly. + (Stub_table::do_write): Separate loop for ELFv2 stubs, handling + notoc calls. Simplify ELFv1 loop. Output notoc branch stubs. + Use build_tls_opt_head and build_tls_opt_tail. + (Target_powerpc::Scan::get_reference_flags): Handle REL24_NOTOC. + (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise, + and PLTSEQ_NOTOC and PLTCALL_NOTOC. + (Target_powerpc::Scan::local, global, relocate): Likewise. + +2019-06-28 Alan Modra + + * powerpc.cc (Target_powerpc::Relocate::relocate): Don't look + at next/previous reloc when relnum is -1. + +2019-06-28 Alan Modra + + * powerpc.cc (Stub_table::plt_error): New function. + (Stub_table::do_write): Use it. + (Output_data_glink::do_write): Don't segfault emitting linkage + table error. + +2019-06-28 Alan Modra + + * powerpc.cc (Target_powerpc::Scan::get_reference_flags): Handle + REL16_HIGH* relocs. + (Target_powerpc::Scan::local): Likewise. + (Target_powerpc::Scan::global): Likewise. + (Target_powerpc::Relocate::relocate): Likewise. + +2019-06-10 Martin Liska + + * errors.h: Include string. + +2019-05-10 Joshua Oreman + + PR gold/21066 + * gc.h (gc_process_relocs): Track relocations in .eh_frame sections + when ICF is enabled, even though the .eh_frame sections themselves + are not foldable. + * icf.cc (get_section_contents): Change arguments to permit operation + on just part of a section. Include extra identity regions in the + referring section's contents recursively. + (match_sections): Lock object here instead of in get_section_contents + so that get_section_contents can operate recursively. + (Icf::add_ehframe_links): New method. + (Icf::find_identical_sections): Pass .eh_frame sections to + add_ehframe_links(). Increase default iteration count from 2 to 3 + because handling exception info typically requires one extra iteration. + * icf.h (Icf::extra_identity_list_): New data member with accessor. + (is_section_foldable_candidate): Include .gcc_except_table sections. + * options.h: Update documentation for new default ICF iteration count. + * testsuite/Makefile.am (icf_test_pr21066): New test case. * testsuite/Makefile.in: Regenerate. - * testsuite/icf_safe_pie_test.sh: New shell script. - -2017-02-03 Alan Modra - - * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash - when no .toc section exists. - -2017-01-31 Cary Coutant - - PR gold/21090 - * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check - for predefined symbol. - (Target_x86_64::Relocate::relocate): Fix formatting. - -2017-01-23 Rahul Chaudhry + * testsuite/icf_test_pr21066.cc: New source file. + * testsuite/icf_test_pr21066.sh: New test script. - * testsuite/icf_safe_so_test.sh: Use "set -e". - * testsuite/icf_safe_test.sh: Likewise. - * testsuite/icf_test.sh: Likewise. +2019-02-19 Egeyar Bagcioglu -2017-01-23 Vladimir Radosavljevic + PR gold/23870 + * aarch64.cc (Target_aarch64::Scan::global): Check if a symbol with + R_AARCH64_MOVW_.ABS_* relocations requires a PLT entry. + * testsuite/Makefile.am: Add aarch64_pr23870 test case. + * testsuite/Makefile.in: Regenerate. + * testsuite/aarch64_pr23870_bar.c: New file. + * testsuite/aarch64_pr23870_foo.c: New file. + * testsuite/aarch64_pr23870_main.S: New file. - * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return - type. - (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt - point to .plt. +2019-02-12 Nick Clifton -2017-01-23 Vladimir Radosavljevic + * po/fr.po: Updated French translation. - PR gold/21054 - * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol - to the dynamic symbol table if it is forced to local visibility. - (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the - dynamic symbol table if it is forced to local visibility. +2019-01-21 Nick Clifton -2017-01-20 Nick Clifton + * po/uk.po: Updated Ukranian translation. - * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS - from a pointer to an array. +2019-01-19 Nick Clifton -2017-01-13 H.J. Lu - - PR gold/21040 - * powerpc.cc (Powerpc_relobj::make_toc_relative): - Cast 0x80008000 to uint64_t. - -2017-01-12 Cary Coutant - - * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem. - -2017-01-11 Cary Coutant - - PR gold/21040 - * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry): - Remove unnecessary 'typename' keyword. - (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise. - (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise. - (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise. - (Output_data_plt_x86_64_bnd::do_write): Likewise. - -2017-01-11 Cary Coutant - - PR gold/21040 - * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry): - Remove unnecessary 'typename' keyword. - (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise. - (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise. - (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise. - * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern - declarations. - -2017-01-11 Cary Coutant - - PR gold/21039 - * testsuite/script_test_13.sh: Adjust patterns to work for i386. - * testsuite/script_test_15a.sh: Likewise. - * testsuite/script_test_15b.sh: Likewise. - * testsuite/script_test_15c.sh: Likewise. - -2017-01-11 Alan Modra - - * powerpc.cc (class Powerpc_copy_relocs): New. - (Powerpc_copy_relocs::emit): New function. - (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables. - (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines. - (Powerpc_relobj::do_relocate_sections): New function. - (Powerpc_relobj::make_toc_relative): Likewise. - (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc - and .toc too. - (ok_lo_toc_insn): Move earlier, and handle more insns. - (Target_powerpc::Scan::local): If optimizing toc accesses, set - no_toc_opt for entries we can't edit. Check insn validity. - Emit "toc optimization is not supported" warning, downgraded - from error. - (Target_powerpc::Scan::global): Likewise. - (Target_powerpc::Relocate::relocate): Edit TOC indirect code - to TOC relative. Don't emit "toc optimization is not supported" - error here. - -2017-01-10 Cary Coutant - - * aarch64.cc (AArch64_relobj::do_relocate_sections): Call - Sized_relobj_file::relocate_section_range(). - * arm.cc (Arm_relobj::do_relocate_sections): Likewise. - * object.h (Sized_relobj_file::relocate_section_range): New method. - * reloc.cc (Sized_relobj_file::do_relocate_sections): Move - implementation... - (Sized_relobj_file::relocate_section_range): ...to new method. - -2017-01-10 Alan Modra - - * testsuite/ver_test_8.sh: Accept .TOC. in lieu of - _GLOBAL_OFFSET_TABLE_. Allow zero count. - * testsuite/copy_test_relro_1.cc (c, q): New vars. - * testsuite/copy_test_relro.cc: Rewrite to test read-only - status of variables directly. Reference new vars in - read-only data. - -2017-01-10 Alan Modra - - * options.h: Add --secure-plt option. - * powerpc.cc (Target_powerpc::Scan::local): Detect and error - on -fPIC -mbss-plt code. - (Target_powerpc::Scan::global): Likewise. + * po/gold.pot: Regenerate. -2017-01-09 Alan Modra +2018-06-24 Nick Clifton - * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of - ".rela.plt" at ".plt". + 2.32 branch created. -2017-01-07 Alan Modra +2019-01-09 Andrew Paprocki - * powerpc.cc: Use shorter equivalent elfcpp typedef for - Reltype and reloc_size throughout. - (Target_powerpc::symval_for_branch): Exclude dynamic symbols. - (Target_powerpc::Scan::local): Use local var r_sym. - (Target_powerpc::Scan::global: Likewise. - (Target_powerpc::Relocate::relocate): Delete shadowing r_sym. + * configure: Regenerate. -2017-01-02 Alan Modra +2019-01-01 Alan Modra Update year range in copyright notice of all files. -For older changes see ChangeLog-2016 +For older changes see ChangeLog-2018 -Copyright (C) 2017 Free Software Foundation, Inc. +Copyright (C) 2019 Free Software Foundation, Inc. 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