gold/ChangeLog

   1 2017-08-28  Alan Modra  <amodra@gmail.com>
   2
   3         PR 21847
   4         * powerpc.cc (Target_powerpc::is_elfv2_localentry0): Test
   5         non_zero_localentry.
   6         (Target_powerpc::resolve): New function.
   7         (powerpc_info): Set has_resolve for 64-bit.
   8         * target.h (Sized_target::resolve): Return bool.
   9         * resolve.cc (Symbol_table::resolve): Continue with normal
  10         processing when target resolve returns false.
  11         * symtab.h (Symbol::non_zero_localentry, set_non_zero_localentry):
  12         New accessors.
  13         (Symbol::non_zero_localentry_): New flag bit.
  14         * symtab.cc (Symbol::init_fields): Init non_zero_localentry_.
  15
  16 2017-08-08  Romain Geissler  <romain.geissler@gmail.com>
  17             Alan Modra  <amodra@gmail.com>
  18
  19         * configure.ac: Add --enable-default-hash-style option.
  20         * options.h (hash_style): Use DEFAULT_HASH_STYLE as default value.
  21         * configure: Regenerate.
  22         * config.in: Regenerate.
  23
  24 2017-08-03  James Clarke  <jrtc27@jrtc27.com>
  25
  26         * options.h (General_options): Set a non-NULL second help string
  27         argument for relax to allow --no-relax.
  28
  29 2017-08-01  Alan Modra  <amodra@gmail.com>
  30
  31         * ehframe.cc (Fde::operator==): New.
  32         (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): New.
  33         * ehframe.h (Fde::operator==): Declare.
  34         (Cie::remove_fde, Eh_frame::remove_ehframe_for_plt): Likewise.
  35         * layout.cc (Layout::remove_eh_frame_for_plt): New.
  36         * layout.h (Layout::remove_eh_frame_for_plt): Declare.
  37         * powerpc.cc (Target_powerpc::do_relax): Remove old eh_frame FDEs.
  38         (Stub_table::add_eh_frame): Delete eh_frame_added_ condition.
  39         Don't add eh_frame for empty stub section.
  40         (Stub_table::remove_eh_frame): New.
  41
  42 2017-07-31  Alan Modra  <amodra@gmail.com>
  43
  44         * options.h (no_tls_optimize): New powerpc option.
  45         * powerpc.cc (Target_powerpc::abiversion, set_abiversion): Formatting.
  46         (Target_powerpc::stk_toc): Formatting, fix comment.
  47         (Target_powerpc::Track_tls::tls_get_addr_state): Rename from
  48         tls_get_addr.
  49         (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
  50         Return TLSOPT_NONE when !tls_optimize.
  51         (Target_powerpc::add_global_pair_with_rel): Check
  52         for existing reloc before reserving.
  53         (Target_powerpc::add_local_tls_pair): Likewise.
  54
  55 2017-07-31  Alan Modra  <amodra@gmail.com>
  56
  57         PR 21847
  58         * powerpc.cc (Target_powerpc::scan_relocs): Warn on --plt-localentry
  59         without ld.so checks.
  60
  61 2017-07-29  Alan Modra  <amodra@gmail.com>
  62
  63         PR 21847
  64         * powerpc.cc (Target_powerpc::scan_relocs): Default to
  65         --no-plt-localentry.
  66
  67 2017-07-28  H.J. Lu  <hongjiu.lu@intel.com>
  68
  69         PR gold/21857
  70         * compressed_output.cc (Output_compressed_section::set_final_data_size):
  71         Call put_ch_reserved to clear the reserved field for 64-bit ELF.
  72
  73 2017-07-26  H.J. Lu  <hongjiu.lu@intel.com>
  74
  75         * mips.cc (Mips_relocate_functions): Add "llu" suffix to
  76         0x800080008000.
  77
  78 2017-07-23  Alan Modra  <amodra@gmail.com>
  79
  80         * powerpc.cc (glink_eh_frame_fde_64v2): Correct advance to
  81         restore of LR.
  82         (glink_eh_frame_fde_64v1): Advance to restore of LR at latest
  83         possible insn.
  84
  85 2017-07-18  Nick Clifton  <nickc@redhat.com>
  86
  87         PR 21775
  88         * aarch64.cc: Fix spelling typos.
  89         * arm.cc: Likewise.
  90         * layout.cc: Likewise.
  91         * powerpc.cc: Likewise.
  92         * x86_64.cc: Likewise.
  93
  94 2017-07-12  Alan Modra  <amodra@gmail.com>
  95
  96         * po/es.po: Update from translationproject.org/latest/gold/.
  97         * po/fi.po: Likewise.
  98         * po/fr.po: Likewise.
  99         * po/id.po: Likewise.
 100         * po/it.po: Likewise.
 101         * po/vi.po: Likewise.
 102         * po/zh_CN.po: Likewise.
 103         * po/ja.po: New file from translationproject.org.
 104         * po/sv.po: Likewise.
 105         * po/uk.po: Likewise.
 106
 107 2017-07-06  Han Shen  <shenhan@google.com>
 108
 109         PR gold/21491
 110         * aarch64.cc (Erratum_stub::invalidate_erratum_stub): New method.
 111         (Erratum_stub::is_invalidated_erratum_stub): New method.
 112         (Stub_table::relocate_reloc_stub): Renamed from "relocate_stub".
 113         (Stub_table::relocate_reloc_stubs): Renamed from "relocate_stubs".
 114         (Stub_table::relocate_erratum_stub): New method.
 115         (AArch64_relobj::fix_errata_and_relocate_erratum_stubs): Renamed from
 116         "fix_errata".
 117         (Target_aarch64::relocate_reloc_stub): Renamed from "relocate_stub".
 118
 119 2017-06-23  Alan Modra  <amodra@gmail.com>
 120
 121         * options.h (General_options): Add plt_localentry.
 122         * powerpc.cc (Target_powerpc::st_other): New function.
 123         (Target_powerpc::plt_localentry0_, plt_localentry0_init_,
 124         has_localentry0_): New vars.
 125         (Target_powerpc::plt_localentry0, set_has_localentry0,
 126         is_elfv2_localentry0): New functions.
 127         (Target_powerpc::Branch_info::mark_pltcall): Don't set tocsave or
 128         return true for localentry:0 calls.
 129         (Stub_table::Plt_stub_ent::localentry0_): New var.
 130         (Stub_table::add_plt_call_entry): Set localentry0_ and has_localentry0_.
 131         Don't set r2save_ for localentry:0 calls.
 132         (Output_data_glink::do_write): Save r2 in __glink_PLTresolve for elfv2.
 133         (Target_powerpc::scan_relocs): Default plt_localentry0_.
 134         (Target_powerpc::do_finalize_sections): Set DT_PPC64_OPT.
 135         (Target_powerpc::Relocate::relocate): Don't require nop following
 136         calls for localentry:0 plt calls, and don't change nop.
 137
 138 2017-06-23  Alan Modra  <amodra@gmail.com>
 139
 140         * powerpc.cc (Target_powerpc::tocsave_loc_): New var.
 141         (Target_powerpc::mark_pltcall, add_tocsave, tocsave_loc): New functions.
 142         (Target_powerpc::Branch_info::tocsave_): New var.
 143         (Target_powerpc::Branch_info::mark_pltcall): New function.
 144         (Target_powerpc::Branch_info::make_stub): Pass tocsave_ to
 145         add_plt_call_entry.
 146         (Stub_table::Plt_stub_ent): Make public.  Add r2save_.
 147         (Stub_table::add_plt_call_entry): Add bool tocsave_ param.  Set
 148         r2save_.
 149         (Stub_table::find_plt_call_entry): Return Plt_stub_ent*.  Adjust
 150         use throughout.
 151         (Stub_table::do_write): Conditionally output r2 save in plt stubs.
 152         (Target_powerpc::Scan::local): Handle R_PPC64_TOCSAVE.
 153         (Target_powerpc::Scan::global): Likewise.
 154         (Target_powerpc::Relocate::relocate): Skip r2 save in plt call stub
 155         with tocsave reloc.  Replace header tocsave nop with r2 save.
 156         * symtab.h (struct Symbol_location_hash): Make public.
 157
 158 2017-06-21  Alan Modra  <amodra@gmail.com>
 159
 160         * powerpc.cc (Plt_stub_key): Rename from Plt_stub_ent.  Remove indx_.
 161         (Plt_stub_key_hash): Rename from Plt_stub_ent_hash.
 162         (struct Plt_stub_ent): New.
 163         (Plt_stub_entries): Map from Plt_stub_key to Plt_stub_ent.  Adjust
 164         use throughout file.
 165
 166 2017-06-20  Eric Christopher  <echristo@gmail.com>
 167
 168         * aarch64.cc (scan_reloc_for_stub): Use plt_address_for_global to
 169         calculate the symbol value.
 170         (scan_reloc_section_for_stubs): Allow stubs to be created for
 171         section symbols.
 172         (maybe_apply_stub): Handle creating stubs for weak symbols to
 173         match the code in scan_reloc_for_stub.
 174
 175 2017-06-20  James Clarke  <jrtc27@jrtc27.com>
 176
 177         * powerpc.cc (Stub_table::define_stub_syms): Always include object's
 178         uniq_ value.
 179
 180 2017-06-15  Eric Christopher  <echristo@gmail.com>
 181
 182         * aarch64.cc: Fix a few typos and grammar-os.
 183
 184 2017-06-15  Jiong Wang  <jiong.wang@arm.com>
 185
 186         * aarch64.cc (Insn_utilities::is_mrs_tpidr_el0): New method.
 187         (AArch64_relobj<size, big_endian>::try_fix_erratum_843419_optimized):
 188         Return ture for some TLS relaxed sequences.
 189
 190 2017-06-07  Eric Christopher  <echristo@gmail.com>
 191
 192         * aarch64.cc (maybe_apply_stub): Add debug logging for looking
 193         up stubs to undefined symbols and early return rather than
 194         fail to look them up.
 195         (scan_reloc_for_stub): Add debug logging for no stub creation
 196         for undefined symbols.
 197
 198 2017-05-23  Alan Modra  <amodra@gmail.com>
 199
 200         PR 21503
 201         * options.h: Add --emit-stub-syms option.
 202         * powerpc.cc (object_id): New.
 203         (Powerpc_relobj): Add uniq_ and accessor.  Sort variables for
 204         better packing.
 205         (Powerpc_dynobj): Sort variables for better packing.
 206         (Target_powerpc::define_local): New function.
 207         (Target_powerpc::group_sections): Pass stub table size to
 208         Stub_table constructor.
 209         (Target_powerpc::do_relax): Define stub and glink symbols.
 210         (Stub_table): Add uniq_ variable, and id param to constructor.
 211         (Stub_table::Plt_stub_ent): Add indx_ variable.
 212         (Stub_table::Branch_stub_entries): Move typedef earlier.
 213         (Stub_table::branch_stub_size): Replace "to" parameter with a
 214         Branch_stub_entries iterator.
 215         (Stub_table::add_long_branch_entry): Adjust to suit.
 216         (Stub_table::add_plt_call_entry): Set indx_.
 217         (Stub_table::define_stub_syms): New function.
 218
 219 2017-05-15  Eric Christopher <echristo@gmail.com>
 220
 221         * layout.cc (Layout::segment_precedes): Add a case for testing
 222         pointer equality when determining which segment precedes
 223         another.
 224
 225 2017-05-13  James Clarke  <jrtc27@jrtc27.com>
 226
 227         PR gold/21444
 228         * gold.cc (Target_sparc::Relocate::relocate_tls): Local
 229         variables are final for position-independent executables. This
 230         has to be consistent with Target_sparc::Scan::local otherwise
 231         they will disagree as to whether local-exec is used.
 232
 233 2017-05-12  Igor Kudrin  <ikudrin@accesssoftek.com>
 234
 235         PR gold/21430
 236         * aarch64.cc
 237         (AArch64_relobj::convert_input_section_to_relaxed_section):
 238         Set the section offset to -1ULL.
 239         (Target_aarch64::relocate_section): Adjust the view in case
 240         of a relaxed input section.
 241         * testsuite/Makefile.am (pr21430): New test.
 242         * testsuite/Makefile.in: Regenerate
 243         * testsuite/pr21430.s: New test source file.
 244         * testsuite/pr21430.sh: New test script.
 245
 246 2017-04-27  Alan Modra  <amodra@gmail.com>
 247
 248         * testsuite/plugin_section_order.c (onload): Add missing break.
 249
 250 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 251
 252         * mips.cc (Mips_got_entry::hash()): Shift addend to reduce
 253         possibility of collisions.
 254         (Mips_got_entry::equals): Fix case for GOT_TLS_LDM
 255         entries.
 256
 257 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 258
 259         * mips.cc (Mips_relobj::merge_processor_specific_data_): New data
 260         member.
 261         (Mips_relobj::merge_processor_specific_data): New method.
 262         (Mips_relobj::do_read_symbols): Set merge_processor_specific_data_
 263         to false, only if the input file is a binary or if object has no
 264         contents except the section name string table and an empty symbol
 265         table with the undefined symbol.
 266         (Target_mips::do_finalize_sections): Refactor.  Skip empty object files
 267         for merging processor-specific data.
 268
 269 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 270
 271         * mips.cc (Target_mips::Relocate::calculated_value_): New data
 272         member.
 273         (Target_mips::Relocate::calculate_only_): Likewise.
 274         (Target_mips::Relocate::relocate): Handle multiple consecutive
 275         relocations with the same offset.
 276
 277 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 278
 279         * mips.cc (Target_mips::Relocate::relocate): Remove redundant
 280         checks for relocatable link.
 281         (Mips_relocate_functions::reljalr): Likewise.
 282
 283 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 284
 285         * mips.cc (class Mips_output_section_options): New class.
 286         (Target_mips::do_make_output_section): New method.
 287
 288 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 289
 290         * mips.cc (Mips_relocate_functions::rel26): Don't print relocation
 291         overflow error message.
 292         (Target_mips::relocate_special_relocatable): Improve relocation
 293         overflow error message.
 294         (Target_mips::Relocate::relocate): Likewise.
 295
 296 2017-03-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 297
 298         * mips.cc (symbol_refs_local): Return false if a symbol
 299         is from a dynamic object.
 300         (Target_mips::got_section): Make _GLOBAL_OFFSET_TABLE_ STV_HIDDEN.
 301         (Target_mips::set_gp): Refactor.  Make _gp STT_NOTYPE and
 302         STB_LOCAL.
 303         (Target_mips::do_finalize_sections): Set _gp after all the checks
 304         for creating .got are done.
 305         (Target_mips::Scan::global): Remove unused code.
 306
 307 2017-02-22  Alan Modra  <amodra@gmail.com>
 308
 309         * powerpc.cc (Target_powerpc::make_iplt_section): Check that
 310         output_section exists before attempting add_output_section_data.
 311         (Target_powerpc::make_brlt_section): Likewise.
 312
 313 2017-02-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 314
 315         * mips.cc (Target_mips::Scan::get_reference_flags): Remove
 316         gold_unreachable from default case.
 317
 318 2017-02-15  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 319
 320         PR gold/21111
 321         * mips.cc (Mips_relocate_functions::relhigher): New method.
 322         (Mips_relocate_functions::relhighest): Likewise.
 323         (mips_get_size_for_reloc): Add support for relocs: R_MIPS_HIGHER and
 324         R_MIPS_HIGHEST.
 325         (Target_mips::Scan::local): Add support for relocs: R_MIPS_HIGHER,
 326         R_MIPS_HIGHEST, R_MICROMIPS_HIGHER and R_MICROMIPS_HIGHEST.
 327         (Target_mips::Scan::global): Likewise.
 328         (Target_mips::Scan::get_reference_flags): Likewise.
 329         (Target_mips::Relocate::relocate): Call static methods for resolving
 330         HIGHER and HIGHEST relocations.
 331
 332 2017-02-03  Rahul Chaudhry  <rahulchaudhry@google.com>
 333
 334         * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
 335         Return true even when building pie binaries.
 336         (Target_x86_64::possible_function_pointer_reloc): Check opcode
 337         for R_X86_64_PC32 relocations.
 338         (Target_x86_64::local_reloc_may_be_function_pointer): Pass
 339         extra arguments to local_reloc_may_be_function_pointer.
 340         (Target_x86_64::global_reloc_may_be_function_pointer): Likewise.
 341         * gc.h (gc_process_relocs): Add check for STT_FUNC.
 342         * testsuite/Makefile.am (icf_safe_pie_test): New test case.
 343         * testsuite/Makefile.in: Regenerate.
 344         * testsuite/icf_safe_pie_test.sh: New shell script.
 345
 346 2017-02-03  Alan Modra  <amodra@gmail.com>
 347
 348         * powerpc.cc (Powerpc_relobj::make_toc_relative): Don't crash
 349         when no .toc section exists.
 350
 351 2017-01-31  Cary Coutant  <ccoutant@gmail.com>
 352
 353         PR gold/21090
 354         * x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Add check
 355         for predefined symbol.
 356         (Target_x86_64::Relocate::relocate): Fix formatting.
 357
 358 2017-01-23  Rahul Chaudhry  <rahulchaudhry@google.com>
 359
 360         * testsuite/icf_safe_so_test.sh: Use "set -e".
 361         * testsuite/icf_safe_test.sh: Likewise.
 362         * testsuite/icf_test.sh: Likewise.
 363
 364 2017-01-23  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 365
 366         * mips.cc (Mips_output_data_plt::rel_plt): Remove const from return
 367         type.
 368         (Target_mips::make_plt_entry): Make the sh_info field of .rel.plt
 369         point to .plt.
 370
 371 2017-01-23  Vladimir Radosavljevic  <Vladimir.Radosavljevic@imgtec.com>
 372
 373         PR gold/21054
 374         * mips.cc (Mips_got_info::record_global_got_symbol): Don't add symbol
 375         to the dynamic symbol table if it is forced to local visibility.
 376         (Target_mips::do_finalize_sections): Don't add __RLD_MAP symbol to the
 377         dynamic symbol table if it is forced to local visibility.
 378
 379 2017-01-20  Nick Clifton  <nickc@redhat.com>
 380
 381         * aarch64.cc (Stub_template_repertoire): Change ST_E_835769_INSNS
 382         from a pointer to an array.
 383
 384 2017-01-13  H.J. Lu  <hongjiu.lu@intel.com>
 385
 386         PR gold/21040
 387         * powerpc.cc (Powerpc_relobj<size, big_endian>::make_toc_relative):
 388         Cast 0x80008000 to uint64_t.
 389
 390 2017-01-12  Cary Coutant  <ccoutant@gmail.com>
 391
 392         * object.cc (Sized_relobj_file): Fix byte counts for calls to memmem.
 393
 394 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 395
 396         PR gold/21040
 397         * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
 398         Remove unnecessary 'typename' keyword.
 399         (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
 400         (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
 401         (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
 402         (Output_data_plt_x86_64_bnd::do_write): Likewise.
 403
 404 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 405
 406         PR gold/21040
 407         * x86_64.cc (Output_data_plt_x86_64_bnd::do_fill_first_plt_entry):
 408         Remove unnecessary 'typename' keyword.
 409         (Output_data_plt_x86_64_bnd::do_fill_plt_entry): Likewise.
 410         (Output_data_plt_x86_64_bnd::do_fill_tlsdesc_entry): Likewise.
 411         (Output_data_plt_x86_64_bnd::fill_aplt_entry): Likewise.
 412         * testsuite/copy_test_relro_1.cc (p, b, c, q): Add separate extern
 413         declarations.
 414
 415 2017-01-11  Cary Coutant  <ccoutant@gmail.com>
 416
 417         PR gold/21039
 418         * testsuite/script_test_13.sh: Adjust patterns to work for i386.
 419         * testsuite/script_test_15a.sh: Likewise.
 420         * testsuite/script_test_15b.sh: Likewise.
 421         * testsuite/script_test_15c.sh: Likewise.
 422
 423 2017-01-11  Alan Modra  <amodra@gmail.com>
 424
 425         * powerpc.cc (class Powerpc_copy_relocs): New.
 426         (Powerpc_copy_relocs::emit): New function.
 427         (Powerpc_relobj::relatoc_, toc_, no_toc_opt_): New variables.
 428         (Powerpc_relobj::toc_shndx, set_no_toc_opt, no_toc_opt): New inlines.
 429         (Powerpc_relobj::do_relocate_sections): New function.
 430         (Powerpc_relobj::make_toc_relative): Likewise.
 431         (Powerpc_relobj::do_find_special_sections): Stash away .rela.toc
 432         and .toc too.
 433         (ok_lo_toc_insn): Move earlier, and handle more insns.
 434         (Target_powerpc::Scan::local): If optimizing toc accesses, set
 435         no_toc_opt for entries we can't edit.  Check insn validity.
 436         Emit "toc optimization is not supported" warning, downgraded
 437         from error.
 438         (Target_powerpc::Scan::global): Likewise.
 439         (Target_powerpc::Relocate::relocate): Edit TOC indirect code
 440         to TOC relative.  Don't emit "toc optimization is not supported"
 441         error here.
 442
 443 2017-01-10  Cary Coutant  <ccoutant@gmail.com>
 444
 445         * aarch64.cc (AArch64_relobj::do_relocate_sections): Call
 446         Sized_relobj_file::relocate_section_range().
 447         * arm.cc (Arm_relobj::do_relocate_sections): Likewise.
 448         * object.h (Sized_relobj_file::relocate_section_range): New method.
 449         * reloc.cc (Sized_relobj_file::do_relocate_sections): Move
 450         implementation...
 451         (Sized_relobj_file::relocate_section_range): ...to new method.
 452
 453 2017-01-10  Alan Modra  <amodra@gmail.com>
 454
 455         * testsuite/ver_test_8.sh: Accept .TOC. in lieu of
 456         _GLOBAL_OFFSET_TABLE_.  Allow zero count.
 457         * testsuite/copy_test_relro_1.cc (c, q): New vars.
 458         * testsuite/copy_test_relro.cc: Rewrite to test read-only
 459         status of variables directly.  Reference new vars in
 460         read-only data.
 461
 462 2017-01-10  Alan Modra  <amodra@gmail.com>
 463
 464         * options.h: Add --secure-plt option.
 465         * powerpc.cc (Target_powerpc::Scan::local): Detect and error
 466         on -fPIC -mbss-plt code.
 467         (Target_powerpc::Scan::global): Likewise.
 468
 469 2017-01-09  Alan Modra  <amodra@gmail.com>
 470
 471         * powerpc.cc (Target_powerpc::make_plt_section): Point sh_info of
 472         ".rela.plt" at ".plt".
 473
 474 2017-01-07  Alan Modra  <amodra@gmail.com>
 475
 476         * powerpc.cc: Use shorter equivalent elfcpp typedef for
 477         Reltype and reloc_size throughout.
 478         (Target_powerpc::symval_for_branch): Exclude dynamic symbols.
 479         (Target_powerpc::Scan::local): Use local var r_sym.
 480         (Target_powerpc::Scan::global: Likewise.
 481         (Target_powerpc::Relocate::relocate): Delete shadowing r_sym.
 482
 483 2017-01-02  Alan Modra  <amodra@gmail.com>
 484
 485         Update year range in copyright notice of all files.
 486
 487 For older changes see ChangeLog-2016
 488 \f
 489 Copyright (C) 2017 Free Software Foundation, Inc.
 490
 491 Copying and distribution of this file, with or without modification,
 492 are permitted in any medium without royalty provided the copyright
 493 notice and this notice are preserved.
 494
 495 Local Variables:
 496 mode: change-log
 497 left-margin: 8
 498 fill-column: 74
 499 version-control: never
 500 End: