Implement and document -z unique / -z nounique handling in gold
[deliverable/binutils-gdb.git] / gold / ChangeLog
1 2020-12-15 Vivek Das Mohapatra <vivek@collabora.com>
2
3 Implement -z unique / -z nounique options.
4 * layout.cc (Layout::finish_dynamic_section): Set DF_GNU_1_UNIQUE.
5 * options.h (class General_options): Handle -z unique, -z nounique.
6
7 2020-12-13 Cary Coutant <ccoutant@gmail.com>
8
9 PR gold/23539
10 PR gold/24123
11 * testsuite/Makefile.am (incremental_copy_test): Re-enable for GCC 9+.
12 (incremental_comdat_test_1): Likewise.
13 * testsuite/Makefile.in: Regenerate.
14
15 2020-12-13 Cary Coutant <ccoutant@gmail.com>
16
17 PR gold/23539
18 * object.cc (Sized_relobj_file::layout_gnu_property_section): Ignore
19 Gnu properties during incremental links.
20
21 2020-12-13 Cary Coutant <ccoutant@gmail.com>
22
23 PR gold/24123
24 * layout.cc (Layout::init_fixed_output_section): Mask out flags that
25 should be ignored when matching sections.
26
27 2020-12-07 Alan Modra <amodra@gmail.com>
28
29 * plugin.cc (Plugin_recorder::init): Replace strncpy with memcpy.
30
31 2020-12-03 Alan Modra <amodra@gmail.com>
32
33 * testsuite/Makefile.am (pr26936a.o): Pass -mx86-used-note=yes.
34 (pr26936b.o, pr26936c.o, pr26936d.o): Likewise.
35 * testsuite/Makefile.in: Regenerate.
36
37 2020-11-29 H.J. Lu <hongjiu.lu@intel.com>
38
39 PR ld/26972
40 * x86_64.cc (Output_data_plt_x86_64_ibt::tlsdesc_plt_entry): Add
41 endbr64.
42 (Output_data_plt_x86_64_ibt::do_fill_tlsdesc_entry): Adjusted.
43
44 2020-11-29 H.J. Lu <hongjiu.lu@intel.com>
45
46 PR gold/26939
47 * x86_64.cc (Target_x86_64<size>::Scan::local): Check
48 get_r_addend() == -4 for GOTPCRELX conversion.
49 (Target_x86_64<size>::Scan::global): Likewise.
50 (Target_x86_64<size>::Relocate::relocate): Likewise.
51 * testsuite/Makefile.am (check_DATA): Add
52 x86_64_mov_to_lea15.stdout and x86_64_mov_to_lea16.stdout.
53 (MOSTLYCLEANFILES): Add x86_64_mov_to_lea15 and
54 x86_64_mov_to_lea16.
55 (x86_64_mov_to_lea9.o): New target.
56 (x86_64_mov_to_lea10.o): Likewise.
57 (x86_64_mov_to_lea15): Likewise.
58 (x86_64_mov_to_lea16): Likewise.
59 (x86_64_mov_to_lea15.stdout): Likewise.
60 (x86_64_mov_to_lea16.stdout): Likewise.
61 * testsuite/Makefile.in: Regenerated.
62 * testsuite/x86_64_mov_to_lea.sh: Updated.
63 * testsuite/x86_64_mov_to_lea5.s: New file.
64
65 2020-11-29 H.J. Lu <hongjiu.lu@intel.com>
66
67 PR gold/26937
68 * object.cc (Sized_relobj_file::map_to_kept_section): Get the
69 section index for linkonce section. Also check the single
70 comdat section.
71 * testsuite/Makefile.am (check_SCRIPTS): Add pr26936.sh.
72 (check_DATA): Add pr26936a.stdout and pr26936b.stdout.
73 (MOSTLYCLEANFILES): Add pr26936a and pr26936b.
74 (pr26936a.stdout): New target.
75 (pr26936a): Likewise.
76 (pr26936b.stdout): Likewise.
77 (pr26936b): Likewise.
78 (pr26936a.o): Likewise.
79 (pr26936b.o): Likewise.
80 (pr26936c.o): Likewise.
81 (pr26936d.o): Likewise.
82 * testsuite/Makefile.in: Regenerated.
83 * testsuite/pr26936.sh: New file.
84 * testsuite/pr26936a.s: Likewise.
85 * testsuite/pr26936b.s: Likewise.
86 * testsuite/pr26936c.s: Likewise.
87 * testsuite/pr26936d.s: Likewise.
88
89 2020-11-17 Alan Modra <amodra@gmail.com>
90
91 * powerpc.cc (Target_powerpc::no_tprel_opt_): Rename from tprel_opt_.
92 Init to false.
93 (Target_powerpc::tprel_opt): Test parameters->options().tls_optimize().
94 (Target_powerpc::set_tprel_opt): Delete.
95 (Target_powerpc::set_no_tprel_opt): New function. Update all uses
96 of set_tprel_opt.
97
98 2020-11-16 Michael Hudson-Doyle <michael.hudson@canonical.com>
99
100 PR 26902
101 * powerpc.cc (Relocate::relocate): Do not include local entry
102 offset of target function when computing the address of a stub.
103
104 2020-11-08 H.J. Lu <hongjiu.lu@intel.com>
105
106 PR gold/26200
107 * plugin.cc (Plugin_manager::claim_file): Don't share Plugin_list
108 iterator.
109 (Plugin_manager::all_symbols_read): Likewise.
110 (Plugin_manager::cleanup): Likewise.
111
112 2020-11-03 Alan Modra <amodra@gmail.com>
113
114 * powerpc.cc (Target_powerpc::tocsave_loc): Return a pointer.
115 (Target_powerpc::Relocate::relocate): Avoid -Wdangling-gsl error.
116
117 2020-11-03 Nick Gasson <nick.gasson@arm.com>
118
119 PR 26827
120 * fileread.cc (File_read::open): Ensure file_counts_lock is
121 initialized.
122 * testsuite/Makefile.am (check_PROGRAMS): Add a test that passes
123 -Wl,--threads.
124 * testsuite/Makefile.in: Regenerate.
125
126 2020-10-30 H.J. Lu <hongjiu.lu@intel.com>
127
128 * testsuite/gnu_property_test.sh: Updated.
129
130 2020-10-22 H.J. Lu <hongjiu.lu@intel.com>
131
132 * Makefile.am (bootstrap-test): Skip for LTO build.
133 (bootstrap-test-r): Likewise.
134
135 2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
136
137 PR gold/23539
138 * configure.ac: Check for GCC 9 or later and for -fcf-protection.
139 * configure: Regenerated.
140 * testsuite/Makefile.am (check_PROGRAMS): Skip incremental_test_2,
141 incremental_test_3, incremental_test_4, incremental_test_5,
142 incremental_copy_test, incremental_common_test_1 and
143 incremental_comdat_test_1 for -fcf-protection. Also Skip
144 incremental_copy_test and incremental_comdat_test_1 for GCC 9 or
145 later.
146 * testsuite/Makefile.in: Regenerated.
147
148 2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
149
150 PR gold/23503
151 * testsuite/Makefile.am (justsyms_lib): Pass
152 -T $(srcdir)/justsyms_lib.t to gold.
153 * testsuite/Makefile.in: Regenerated.
154 * testsuite/justsyms_lib.t: New file.
155 * testsuite/script_test_10.t: Discard .note.gnu.property section.
156
157 2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
158
159 * x86_64.cc (Target_x86_64::Target_x86_64): Initialize
160 feature_2_used_, feature_2_needed_ and object_feature_2_used_.
161 (Target_x86_64::feature_2_used_): New data member.
162 (Target_x86_64::feature_2_needed_): Likewise.
163 (Target_x86_64::object_isa_1_used_): Likewise.
164 (Target_x86_64::record_gnu_property): Support
165 GNU_PROPERTY_X86_COMPAT_ISA_1_USED,
166 GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED,
167 GNU_PROPERTY_X86_COMPAT_2_ISA_1_USED,
168 GNU_PROPERTY_X86_COMPAT_2_ISA_1_NEEDED,
169 GNU_PROPERTY_X86_FEATURE_2_USED and
170 GNU_PROPERTY_X86_FEATURE_2_NEEDED.
171 (Target_x86_64::merge_gnu_properties): Merge FEATURE_2_USED bits.
172 Initialize object_feature_2_used_.
173 (Target_x86_64::do_finalize_gnu_properties): Support
174 GNU_PROPERTY_X86_FEATURE_2_USED and
175 GNU_PROPERTY_X86_FEATURE_2_NEEDED.
176 * testsuite/gnu_property_a.S (GNU_PROPERTY_X86_ISA_1_USED): Set
177 to 0xc0010002.
178 (GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
179 * testsuite/gnu_property_b.S (GNU_PROPERTY_X86_ISA_1_USED): Set
180 to 0xc0010002.
181 (GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
182 * testsuite/gnu_property_c.S (GNU_PROPERTY_X86_ISA_1_USED): Set
183 to 0xc0010002.
184 (GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
185 * testsuite/gnu_property_test.sh: Updated.
186
187 2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
188
189 PR gold/22914
190 PR gold/23535
191 * layout.cc (Layout::attach_allocated_section_to_segment): Place
192 a note section in a PT_NOTE segment with the same alignment. Set
193 the alignment of the PT_NOTE segment from the alignment of the
194 note section.
195 (Layout::create_note): Align the NT_GNU_PROPERTY_TYPE_0 note to 8
196 bytes for 64-bit ELF.
197 (Layout::segment_precedes): Place segments with larger alignments
198 first.
199 * output.cc (Output_segment::Output_segment): Initialize align_.
200 * output.h (Output_segment): Add align, set_align and align_.
201 * testsuite/Makefile.am (gnu_property_test.stdout): Pass -lhSWn
202 to $(TEST_READELF).
203 (gnu_property_test): Pass --build-id to ld.
204 * testsuite/Makefile.in: Regenerated.
205 * testsuite/gnu_property_test.sh (check_alignment): New.
206 Use check_alignment to check the NT_GNU_PROPERTY_TYPE_0 note
207 alignment. Verify that there are 2 PT_NOTE segments.
208
209 2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
210
211 PR gold/21452
212 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): Remove
213 check for shared library.
214 (Scan::global_reloc_may_be_function_pointer): Remove check for
215 shared library and symbol visibility.
216 * testsuite/icf_safe_so_test.cc (bar_static): New function.
217 (main): Take function address of bar_static and use it.
218 * testsuite/icf_safe_so_test.sh (arch_specific_safe_fold): Also
219 check fold on x86-64. Check bar_static isn't folded.
220
221 2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
222
223 * icf.cc (Icf::find_identical_sections): Skip zero-sized sections.
224
225 2020-10-09 Alan Modra <amodra@gmail.com>
226
227 * powerpc.cc (Powerpc_relobj::do_relocate_sections): Don't do
228 local entry offset optimisation for lplt_section.
229 (Target_powerpc::Branch_info::make_stub): Don't add local
230 entry offset to long branch dest passed to
231 add_long_branch_entry. Do pass st_other bits.
232 (Stub_table::Branch_stub_ent): Add "other_" field.
233 (Stub_table::add_long_branch_entry): Add "other" param, and
234 save.
235 (Stub_table::branch_stub_size): Adjust long branch offset.
236 (Stub_table::do_write): Likewise.
237 (Target_powerpc::Relocate::relocate): Likewise.
238
239 2020-10-09 Alan Modra <amodra@gmail.com>
240
241 * powerpc.cc (is_got_reloc): New function.
242 (Target_powerpc::Relocate::relocate): Use it here, exclude GOT
243 relocs when looking for stubs.
244
245 2020-10-08 H.J. Lu <hongjiu.lu@intel.com>
246
247 * testsuite/split_i386.sh: Updated for --split-stack-adjust-size
248 default change.
249 * testsuite/split_x86_64.sh: Likewise.
250
251 2020-10-08 Alan Modra <amodra@gmail.com>
252
253 * options.h (split_stack_adjust_size): Default to 0x100000.
254
255 2020-09-26 Alan Modra <amodra@gmail.com>
256
257 * powerpc.cc (Target_powerpc): Rename power10_stubs_ to
258 power10_relocs_.
259 (Target_powerpc::set_power10_relocs): New accessor.
260 (Target_powerpc::set_power10_stubs): Delete.
261 (Target_powerpc::power10_stubs): Adjust.
262 (Target_powerpc::has_localentry0): New accessor.
263 (ld_0_11): New constant.
264 (glink_eh_frame_fde_64v1, glink_eh_frame_fde_64v2): Adjust.
265 (glink_eh_frame_fde_64v2_localentry0): New.
266 (Output_data_glink::pltresolve_size): Update.
267 (Output_data_glink::add_eh_frame): Use localentry0 version eh_frame.
268 (Output_data_glink::do_write): Move r2 save to start of ELFv2 stub
269 and only emit for has_localentry0. Don't use r2 in the stub.
270 (Target_powerpc::Scan::local, global): Adjust for
271 set_power10_relocs renaming.
272 (Target_powerpc::scan_relocs): Warn and reset plt_localentry0_.
273
274 2020-09-24 Alan Modra <amodra@gmail.com>
275
276 * powerpc.cc (Target_powerpc::Relocate::relocate): Don't skip
277 first insn of __tls_get_addr_opt stub.
278
279 2020-08-24 Alan Modra <amodra@gmail.com>
280
281 * powerpc.cc (Target_powerpc): Add tprel_opt_ and accessors.
282 (Target_powerpc::Scan::local): Sanity check tprel high relocs.
283 (Target_powerpc::Scan::global): Likewise.
284 (Target_powerpc::Relocate::relocate): Control tprel optimisation
285 with tprel_opt_ and enable for 32-bit.
286
287 2020-08-12 Nick Clifton <nickc@redhat.com>
288
289 * po/sr.po: Updated Serbian translation.
290
291 2020-07-27 Alan Modra <amodra@gmail.com>
292
293 * options.h (DEFINE_enum): Add optional_arg__ param, adjust
294 all uses.
295 (General_options): Add --power10-stubs and --no-power10-stubs.
296 * options.cc (General_options::parse_no_power10_stubs): New.
297 (General_options::finalize): Handle --power10-stubs.
298 * powerpc.cc (set_power10_stubs): Don't set when --power10-stubs=no.
299 (power10_stubs_auto): New.
300 (struct Plt_stub_ent): Add toc_ and tocoff_. Don't use a bitfield
301 for indx_.
302 (struct Branch_stub_ent): Add toc_and tocoff_. Use bitfields for
303 iter_, notoc_ and save_res_.
304 (add_plt_call_entry): Set toc_. Adjust resizing conditions for
305 --power10-stubs=auto.
306 (add_long_branch_entry): Set toc_.
307 (add_eh_frame, define_stub_syms): No longer use const_iterators
308 for plt and long branch stub iteration.
309 (build_tls_opt_head, build_tls_opt_tail): Change parameters and
310 return value. Move tests for __tls_get_addr to callers.
311 (plt_call_size): Handle --power10-stubs=auto.
312 (branch_stub_size): Likewise.
313 (Stub_table::do_write): Likewise.
314 (relocate): Likewise.
315
316 2020-07-19 H.J. Lu <hongjiu.lu@intel.com>
317
318 * testsuite/bnd_ifunc_1.sh: Updated.
319 * testsuite/bnd_plt_1.sh: Likewise.
320 * testsuite/split_x32.sh: Likewise.
321 * testsuite/split_x86_64.sh: Likewise.
322 * testsuite/x86_64_indirect_call_to_direct.sh: Likewise.
323
324 2020-07-08 Nick Clifton <nickc@redhat.com>
325
326 * testsuite/script_test_7.sh: Adjust expected address of the .bss
327 section.
328 * testsuite/script_test_9.sh: Do not expect the .init section to
329 immediately follow the .text section in the mapping of sections to
330 segments.
331
332 2020-07-07 Nick Clifton <nickc@redhat.com>
333
334 * target-reloc.h: (Default_comdat_behaviour:get): Ignore discarded
335 relocs that refer to the .gnu.build.attributes section.
336
337 2020-07-06 Nick Clifton <nickc@redhat.com>
338
339 * po/fr.po: Updated French translation.
340 * po/uk.po: Updated Ukranian translation.
341
342 2020-07-04 Nick Clifton <nickc@redhat.com>
343
344 Binutils 2.35 branch created.
345
346 2020-07-03 Alan Modra <amodra@gmail.com>
347
348 PR 26028
349 * testsuite/Makefile.am (file_in_many_sections.stdout): Add -W
350 to readelf options.
351 * testsuite/Makefile.in: Regenerate.
352
353 2020-06-26 Nick Alcock <nick.alcock@oracle.com>
354
355 * configure.ac: Check for bswap_16, bswap_32, and bswap_64 decls.
356 * configure: Regenerated.
357 * config.h.in: Likewise.
358
359 2020-06-24 Nick Clifton <nickc@redhat.com>
360
361 * target-reloc.h (issue_discarded_error): Initialise the
362 key_symndx variable.
363
364 2020-06-23 Roland McGrath <mcgrathr@google.com>
365
366 PR 22843
367 * options.h (class General_options): Add --dependency-file option.
368 * fileread.cc (File_read::files_read): New static variable.
369 (File_read::open): Add the file to the files_read list.
370 (File_read::record_file_read): New static member function.
371 (File_read::write_dependency_file): New static member function.
372 * fileread.h (class File_read): Declare them.
373 * layout.cc (Layout::read_layout_from_file): Call record_file_read.
374 (Close_task_runner::run): Call write_dependency_file if
375 --dependency-file was passed.
376
377 2020-06-18 Fangrui Song <i@maskray.me>
378
379 PR gold/26039
380 * layout.cc (Layout::finish_dynamic_section): Set DF_1_PIE.
381
382 2020-06-16 Alan Modra <amodra@gmail.com>
383
384 * testsuite/discard_locals_test.c: Replace uses of asm with __asm__.
385 * testsuite/discard_locals_relocatable_test.c: Likewise.
386
387 2020-06-16 Alan Modra <amodra@gmail.com>
388
389 * testsuite/Makefile.am (export_dynamic_plugin.o): Use CXXCOMPILE.
390 (plugin_test_wrap_symbols_1.o): Likewise.
391 (plugin_test_wrap_symbols_2.o): Likewise.
392 * testsuite/Makefile.in: Regenerate.
393
394 2020-06-15 Roland McGrath <mcgrathr@google.com>
395
396 Implement -z start-stop-visibility=... option.
397 * options.h (class General_options): Handle -z start-stop-visibility=.
398 (General_options::start_stop_visibility_enum): New public method.
399 (General_options::set_start_stop_visibility_enum): New private method.
400 (General_options::start_stop_visibility_enum_): New private member.
401 * options.cc (General_options::General_options): Add initializer.
402 (General_options::finalize): Set this->start_stop_visibility_enum_
403 from string value.
404 * layout.cc (Layout::define_section_symbols): Use option setting.
405
406 2020-06-06 Alan Modra <amodra@gmail.com>
407
408 * powerpc.cc: Update throughout for reloc renaming.
409
410 2020-05-22 Alan Modra <amodra@gmail.com>
411
412 PR 25882
413 * powerpc.cc (merge_object_attributes): Replace name param with
414 obj param. Update callers. Don't init FP attributes from shared
415 libraries, and do not emit an error if they don't match.
416
417 2020-05-15 Nikita Ermakov <coffe92@gmail.com>
418
419 * powerpc.cc (do_gc_mark_symbol): Don't segfault on plugin symbols.
420
421 2020-05-14 Nick Clifton <nickc@redhat.com>
422
423 * po/sr.po: New Serbian translation.
424
425 2020-05-11 Alan Modra <amodra@gmail.com>
426
427 * powerpc.cc: Rename powerxx to power10 throughout.
428
429 2020-05-02 H.J. Lu <hongjiu.lu@intel.com>
430
431 PR gold/25904
432 * testsuite/Makefile.am (COMMON_TEST_C_CFLAGS): New.
433 (common_test_1.o): New rule.
434 (common_test_2.o): Likewise.
435 (common_test_3.o): Likewise.
436 (plugin_common_test_1.o): Likewise.
437 (plugin_common_test_2.o): Likewise.
438 (common_test_1_v1.o): Likewise.
439 (common_test_1_v2.o): Likewise.
440 (common_test_2_pic.o): Compile with $(COMMON_TEST_C_CFLAGS).
441 (common_test_3_pic.o): Likewise.
442 * testsuite/Makefile.in: Regenerated.
443
444 2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
445
446 PR gold/25426
447 * x86_64.cc (Target_x86_64<size>::Relocate::tls_desc_gd_to_ie):
448 For x32, relax "rex leal foo@tlsdesc(%rip), %reg" to
449 "rex movl foo@gottpoff(%rip), %eax" and relax ""call *(%eax)"
450 to "nopl (%rax)".
451 (Target_x86_64<size>::Relocate::tls_desc_gd_to_le): For x32,
452 relax "rex leal foo@tlsdesc(%rip), %reg" to
453 "rex movl foo@tpoff, %eax" and relax "call *foo@tlscall(%eax)"
454 to "nopl (%rax)".
455 * testsuite/Makefile.am (tls_test_gnu2.o): Depend on
456 gcctestdir/as.
457 (tls_test_file2_gnu2.o): Likewise.
458 (tls_test_c_gnu2.o): Likewise.
459 * testsuite/Makefile.in: Regenerated.
460
461 2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
462
463 PR gold/25473
464 * x86_64.cc (Target_x86_64<size>::Relocate::tls_desc_gd_to_ie):
465 Properly check r8 - r15 in "lea foo@TLSDESC(%rip), %reg".
466 (Target_x86_64<size>::Relocate::tls_desc_gd_to_le): Properly
467 relax r8 - r15 in "lea foo@TLSDESC(%rip), %reg".
468 * testsuite/Makefile.am (check_SCRIPTS): Add x86_64_gd_to_le.sh.
469 (check_DATA): Add x86_64_gd_to_le.stdout.
470 (MOSTLYCLEANFILES): Add x86_64_gd_to_le.
471 (x86_64_gd_to_le.o): New target.
472 (x86_64_gd_to_le): Likewise.
473 (x86_64_gd_to_le.stdout): Likewise.
474 * testsuite/Makefile.in: Regenerated.
475 * testsuite/x86_64_gd_to_le.s: New file.
476 * testsuite/x86_64_gd_to_le.sh: Likewise.
477
478 2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
479
480 * testsuite/odr_violation2.cc (Ordering::operator()): Make
481 expression even more complex.
482
483 2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
484
485 * testsuite/ver_test_pr16504.sh: Updated.
486
487 2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
488
489 PR gold/25872
490 * x86_64.cc (Output_data_plt_x86_64_bnd::do_write): Increment
491 plt_offset after setting the reserved TLSDESC PLT entry.
492 (Output_data_plt_x86_64_ibt<size>::do_write): Likewise.
493
494 2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
495
496 PR gold/25872
497 * x86_64.cc (Output_data_plt_x86_64_bnd::do_address_for_local):
498 Handle local IFUNC symbol.
499 (Output_data_plt_x86_64_ibt::do_address_for_local): Likewise.
500
501 2020-03-19 Fangrui Song <maskray@google.com>
502
503 * options.h (General_options): Add --no-rosegment option.
504
505 2020-02-24 Nick Clifton <nickc@redhat.com>
506
507 * po/fr.po: Update French translation.
508
509 2020-01-20 Nick Clifton <nickc@redhat.com>
510
511 * po/uk.po: Updated Ukranian translation.
512
513 2020-01-18 Nick Clifton <nickc@redhat.com>
514
515 * configure: Regenerate.
516 * po/gold.pot: Regenerate.
517
518 2020-01-18 Nick Clifton <nickc@redhat.com>
519
520 Binutils 2.34 branch created.
521
522 2020-01-01 Alan Modra <amodra@gmail.com>
523
524 Update year range in copyright notice of all files.
525
526 For older changes see ChangeLog-2019
527 \f
528 Copyright (C) 2020 Free Software Foundation, Inc.
529
530 Copying and distribution of this file, with or without modification,
531 are permitted in any medium without royalty provided the copyright
532 notice and this notice are preserved.
533
534 Local Variables:
535 mode: change-log
536 left-margin: 8
537 fill-column: 74
538 version-control: never
539 End:
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