1 2016-05-09 Christophe Monat <christophe.monat@st.com>
4 * elf32-arm.c (is_thumb2_vldm): Account for T1 (DP) encoding.
5 (stm32l4xx_need_create_replacing_stub): Rename ambiguous nb_regs
7 (create_instruction_vldmia): Add is_dp to disambiguate SP/DP
9 (create_instruction_vldmdb): Likewise.
10 (stm32l4xx_create_replacing_stub_vldm): is_dp detects DP encoding,
13 2016-05-09 Nick Clifton <nickc@redhat.com>
16 * elf32-arm.c (elf32_arm_adjust_dynamic_symbol): Revert accidental
19 2016-05-09 Alan Modra <amodra@gmail.com>
21 * elf64-ppc.c (ppc64_elf_init_stub_bfd): Remove redundant NULL check.
23 2016-05-06 H.J. Lu <hongjiu.lu@intel.com>
26 * elf-bfd.h (elf_link_hash_entry): Update comments for indx,
27 documenting that indx == -3 if symbol is defined in a discarded
29 * elflink.c (elf_link_add_object_symbols): Set indx to -3 if
30 symbol is defined in a discarded section.
31 (elf_link_output_extsym): Strip a global symbol defined in a
34 2016-05-06 H.J. Lu <hongjiu.lu@intel.com>
36 * elf32-i386.c (elf_backend_add_symbol_hook): Defined for Intel
39 2016-05-05 H.J. Lu <hongjiu.lu@intel.com>
41 * elf32-i386.c (elf_i386_convert_load): Extract the GOT load
43 (elf_i386_convert_load_reloc): This. New function.
44 * elf64-x86-64.c (elf_x86_64_convert_load): Extract the GOT load
46 (elf_x86_64_convert_load_reloc): This. New function.
48 2016-05-05 H.J. Lu <hongjiu.lu@intel.com>
50 * elf32-i386.c (elf_i386_check_tls_transition): Remove abfd.
51 Don't check if contents == NULL.
52 (elf_i386_tls_transition): Add from_relocate_section. Check
53 from_relocate_section instead of contents != NULL. Update
54 elf_i386_check_tls_transition call.
55 (elf_i386_check_relocs): Cache the section contents if
56 keep_memory is FALSE. Pass FALSE as from_relocate_section to
57 elf_i386_tls_transition.
58 (elf_i386_relocate_section): Pass TRUE as from_relocate_section
59 to elf_i386_tls_transition.
60 (elf_backend_caches_rawsize): New.
61 * elf64-x86-64.c (elf_x86_64_check_tls_transition): Don't check
63 (elf_x86_64_tls_transition): Add from_relocate_section. Check
64 from_relocate_section instead of contents != NULL.
65 (elf_x86_64_check_relocs): Cache the section contents if
66 keep_memory is FALSE. Pass FALSE as from_relocate_section to
67 elf_x86_64_tls_transition.
68 (elf_x86_64_relocate_section): Pass TRUE as from_relocate_section
69 to elf_x86_64_tls_transition.
70 (elf_backend_caches_rawsize): New.
72 2016-05-03 Maciej W. Rozycki <macro@imgtec.com>
75 * elfxx-mips.c (_bfd_mips_elf_add_symbol_hook): Handle
78 2016-05-03 Jiong Wang <jiong.wang@arm.com>
80 * bfd-in.h (bfd_elf64_aarch64_set_options): Update prototype.
81 * bfd-in2.h (bfd_elf64_aarch64_set_options): Likewise.
82 * elfnn-aarch64.c (bfd_elfNN_aarch64_set_options): Initialize
83 no_apply_dynamic_relocs.
84 (elfNN_aarch64_final_link_relocate): Apply absolute relocations even though
85 dynamic relocations generated.
87 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
89 * elf32-i386.c (elf_i386_size_dynamic_sections): Move interp
91 (elf_i386_create_dynamic_sections): Here.
92 * elf64-x86-64.c (elf_x86_64_size_dynamic_sections): Move
94 (elf_x86_64_create_dynamic_sections): Here.
96 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
98 * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Take GOT_RELOC
99 and replace (EH)->has_got_reloc with GOT_RELOC.
100 (elf_i386_fixup_symbol): Pass has_got_reloc to
101 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
102 (elf_i386_allocate_dynrelocs): Likewise.
103 (elf_i386_relocate_section): Likewise.
104 (elf_i386_finish_dynamic_symbol): Likewise.
105 (elf_i386_convert_load): Pass TRUE to
106 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
107 * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Take
108 GOT_RELOC and replace (EH)->has_got_reloc with GOT_RELOC.
109 (elf_x86_64_fixup_symbol): Pass has_got_reloc to
110 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
111 (elf_x86_64_allocate_dynrelocs): Likewise.
112 (elf_x86_64_relocate_section): Likewise.
113 (elf_x86_64_finish_dynamic_symbol): Likewise.
114 (elf_x86_64_convert_load): Pass TRUE to
115 UNDEFINED_WEAK_RESOLVED_TO_ZERO.
117 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
119 * elf32-i386.c (check_relocs_failed): New.
120 (elf_i386_check_relocs): Set check_relocs_failed on error.
121 (elf_i386_relocate_section): Skip if check_relocs failed.
123 2016-04-29 H.J. Lu <hongjiu.lu@intel.com>
125 * elf64-x86-64.c (elf_x86_64_check_relocs): Set
126 check_relocs_failed on error.
128 2016-04-29 Nick Clifton <nickc@redhat.com>
131 * elf-bfd.h (struct elf_backend_data): Rename
132 elf_backend_set_special_section_info_and_link to
133 elf_backend_copy_special_section_fields.
134 * elfxx-target.h: Likewise.
135 * elf.c (section_match): Ignore the SHF_INFO_LINK flag when
136 comparing section flags.
137 (copy_special_section_fields): New function.
138 (_bfd_elf_copy_private_bfd_data): Copy the EI_ABIVERSION field.
139 Perform two scans over special sections. The first one looks for
140 a direct mapping between the output section and an input section.
141 The second scan looks for a possible match based upon section
143 * elf32-arm.c (elf32_arm_copy_special_section_fields): New
144 function. Handle setting the sh_link field of SHT_ARM_EXIDX
146 * elf32-i386.c (elf32_i386_set_special_info_link): Rename to
147 elf32_i386_copy_solaris_special_section_fields.
148 * elf32-sparc.c (elf32_sparc_set_special_section_info_link):
149 Rename to elf32_sparc_copy_solaris_special_section_fields.
150 * elf64-x86-64.c (elf64_x86_64_set_special_info_link): Rename to
151 elf64_x86_64_copy_solaris_special_section_fields.
153 2016-04-28 Nick Clifton <nickc@redhat.com>
155 * po/zh_CN.po: Updated Chinese (simplified) translation.
157 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
160 * elf64-x86-64.c (elf_x86_64_convert_load): Skip debug sections
161 when estimating distances between output sections.
163 2016-04-27 Alan Modra <amodra@gmail.com>
165 * elflink.c (_bfd_elf_is_start_stop): New function.
166 (_bfd_elf_gc_mark_rsec): Use it.
167 * elf-bfd.h (_bfd_elf_is_start_stop): Declare.
169 2016-04-26 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
171 * elf32-rx.c (rx_set_section_contents): Avoid arithmetic on void *.
172 * mmo.c (mmo_get_section_contents): Likewise.
173 (mmo_set_section_contents): Likewise.
175 2016-04-26 H.J. Lu <hongjiu.lu@intel.com>
177 * elf-bfd.h (elf_link_hash_table): Update comments for
179 * elflink.c (_bfd_elf_link_renumber_dynsyms): Always count for
180 the unused NULL entry at the head of dynamic symbol table.
181 (bfd_elf_size_dynsym_hash_dynstr): Remove dynsymcount != 0
184 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
186 * elflink.c (_bfd_elf_link_create_dynstrtab): Exclude linker
187 created file from dynobj.
189 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
191 * elflink.c (_bfd_elf_link_create_dynstrtab): Set dynobj to a
192 normal input file if possible.
194 2016-04-21 Nick Clifton <nickc@redhat.com>
196 * aout-adobe.c: Use _bfd_generic_link_check_relocs.
197 * aout-target.h: Likewise.
198 * aout-tic30.c: Likewise.
199 * binary.c: Likewise.
201 * coff-alpha.c: Likewise.
202 * coff-rs6000.c: Likewise.
203 * coff64-rs6000.c: Likewise.
204 * coffcode.h: Likewise.
205 * i386msdos.c: Likewise.
206 * i386os9k.c: Likewise.
209 * libbfd-in.h: Likewise.
210 * libecoff.h: Likewise.
211 * mach-o-target.c: Likewise.
213 * nlm-target.h: Likewise.
216 * plugin.c: Likewise.
217 * ppcboot.c: Likewise.
220 * tekhex.c: Likewise.
221 * versados.c: Likewise.
222 * vms-alpha.c: Likewise.
224 * elfxx-target.h: Use _bfd_elf_link_check_relocs.
225 * linker.c (bfd_link_check_relocs): New function.
226 (_bfd_generic_link_check_relocs): New function.
227 * targets.c (BFD_JUMP_TABLE_LINK): Add initialization of
228 _bfd_link_check_relocs field.
229 (struct bfd_target)L Add _bfd_link_check_relocs field.
230 * bfd-in2.h: Regenerate.
231 * libbfd.h: Regenerate.
233 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
235 * elf32-i386.c (elf_i386_gc_sweep_hook): Removed.
236 (elf_backend_gc_sweep_hook): Likewise.
237 * elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.
238 (elf_backend_gc_sweep_hook): Likewise.
240 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
242 * elflink.c (_bfd_elf_link_check_relocs): Don't check relocations
245 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
248 * elf64-x86-64.c (check_relocs_failed): New.
249 (elf_x86_64_need_pic): Moved before elf_x86_64_check_relocs.
250 Support relocation agaist local symbol. Set check_relocs_failed.
251 (elf_x86_64_check_relocs): Use elf_x86_64_need_pic. Check
252 R_X86_64_32 relocation overflow.
253 (elf_x86_64_relocate_section): Skip if check_relocs failed.
254 Update one elf_x86_64_need_pic and remove one elf_x86_64_need_pic.
256 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
258 * elf32-i386.c (elf_i386_check_relocs): Call
259 _bfd_elf_create_ifunc_sections only for STT_GNU_IFUNC symbol.
260 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
262 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
264 * elf-bfd.h (_bfd_elf_link_check_relocs): New.
265 * elflink.c (_bfd_elf_link_check_relocs): New function.
266 (elf_link_add_object_symbols): Call _bfd_elf_link_check_relocs
267 if check_relocs_after_open_input is FALSE.
269 2016-04-20 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
271 * cache.c: Update old style function definitions.
272 * elf32-m68k.c: Likewise.
273 * elf64-mmix.c: Likewise.
274 * stab-syms.c: Likewise.
276 2016-04-20 Trevor Saunders <tbsaunde+binutils@tbsaunde.org>
278 * elf32-arm.c (put_thumb2_insn): Change argument type to bfd_byte *.
280 2016-04-15 H.J. Lu <hongjiu.lu@intel.com>
282 * Makefile.in: Regenerated with automake 1.11.6.
283 * aclocal.m4: Likewise.
284 * doc/Makefile.in: Likewise.
286 2016-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
288 * reloc.c: Add BFD_RELOC_ARC_NPS_CMEM16 entry.
289 * bfd-in2.h: Regenerate.
290 * libbfd.h: Regenerate.
291 * elf32-arc.c: Add 'opcode/arc.h' include.
292 (struct arc_relocation_data): Add symbol_name.
293 (arc_special_overflow_checks): New function.
294 (arc_do_relocation): Use arc_special_overflow_checks, reindent as
295 required, add an extra comment.
296 (elf_arc_relocate_section): Setup symbol_name in reloc_data.
298 2016-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
300 * elf32-arc.c (tls_got_entries): Add 'TLS_GOT_' prefix to all
302 (elf_arc_relocate_section): Update enum uses.
303 (elf_arc_check_relocs): Likewise.
304 (elf_arc_finish_dynamic_symbol): Likewise.
306 2016-04-14 H.J. Lu <hongjiu.lu@intel.com>
308 * elf.c (_bfd_elf_copy_private_bfd_data): Replace "link" with
311 2016-04-14 Nick Clifton <nickc@redhat.com>
314 * elf-bbfd.h (struct elf_backend_data): New field:
316 New field: elf_backend_set_special_section_info_and_link
317 * elfxx-target.h (elf_backend_strtab_flags): Define if not already
319 (elf_backend_set_special_section_info_and_link): Define if not
321 (elfNN_bed): Use elf_backend_set_special_section_info_and_link and
322 elf_backend_strtab_flags macros to initialise fields in structure.
323 * elf.c (_bfd_elf_make_section_from_shdr): Check for SHF_STRINGS
324 being set even if SHF_MERGE is not set.
325 (elf_fake_sections): Likewise.
326 (section_match): New function. Matches two ELF sections based
327 upon fixed characteristics.
328 (find_link): New function. Locates a section in a BFD that
329 matches a section in a different BFD.
330 (_bfd_elf_copy_private_bfd_data): Copy the sh_info and sh_link
331 fields of reserved sections.
332 (bfd_elf_compute_section_file_positions): Set the flags for the
333 .shstrtab section based upon the elf_strtab_flags field in the
334 elf_backend_data structure.
335 (swap_out_syms): Likewise for the .strtab section.
336 * elflink.c (bfd_elf_final_link): Set the flags for the
337 .strtab section based upon the elf_strtab_flags field in the
338 elf_backend_data structure.
339 * elf32-i386.c (elf32_i386_set_special_info_link): New function.
340 (elf_backend_strtab_flags): Set to SHF_STRINGS for Solaris
342 (elf_backend_set_special_section_info_and_link): Define for
344 * elf32-sparc.c: Likewise.
345 * elf64-x86-64.c: Likewise.
347 2016-04-11 H.J. Lu <hongjiu.lu@intel.com>
350 * elf-bfd.h (_bfd_elf_allocate_ifunc_dyn_relocs): Add a pointer
352 * elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Updated.
353 Set *readonly_dynrelocs_against_ifunc_p to TRUE if dynamic reloc
354 applies to read-only section.
355 * elf32-i386.c (elf_i386_link_hash_table): Add
356 readonly_dynrelocs_against_ifunc.
357 (elf_i386_allocate_dynrelocs): Updated.
358 (elf_i386_size_dynamic_sections): Issue an error for read-only
359 segment with dynamic IFUNC relocations only if
360 readonly_dynrelocs_against_ifunc is TRUE.
361 * elf64-x86-64.c (elf_x86_64_link_hash_table): Add
362 readonly_dynrelocs_against_ifunc.
363 (elf_x86_64_allocate_dynrelocs): Updated.
364 (elf_x86_64_size_dynamic_sections): Issue an error for read-only
365 segment with dynamic IFUNC relocations only if
366 readonly_dynrelocs_against_ifunc is TRUE.
367 * elfnn-aarch64.c (elfNN_aarch64_allocate_ifunc_dynrelocs):
370 2016-04-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
372 * elf32-arm.c (elf32_arm_size_stubs): Move error_ret_free_local to be
373 a fall through from error_ret_free_internal. Free local_syms in
374 error_ret_free_local if allocated from bfd_elf_get_elf_syms ().
376 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
378 * elf32-arc.c (plt_do_relocs_for_symbol): Changed.
379 (relocate_plt_for_entry): Likewise.
381 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
383 * elf32-arc.c (elf_arc_check_relocs): Changed
385 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
387 * elf32-arc.c (name_for_global_symbol): Changed assert.
388 (get_replace_function): Created.:
389 (struct arc_relocation_data): Changed to signed types.
390 (defines S, L, P, PDATA): Casted to signed type.
391 (defines SECTSTART, _SDA_BASE_, TLS_REL): Likewise.
392 (PRINT_DEBUG_RELOC_INFO_BEFORE): Changed.
393 (arc_do_relocation): Changed.
395 2016-04-05 Cupertino Miranda <cmiranda@synopsys.com>
397 * elf32-arc.c (name_for_global_symbol): Added assert to check for
399 (elf_arc_relocate_section): Added and changed asserts, validating
400 the synamic symbol index.
401 (elf_arc_finish_dynamic_symbol): Do not fill the dynamic
402 relocation if symbol has dynindx set to -1.
404 2016-04-05 Maciej W. Rozycki <macro@imgtec.com>
406 * elflink.c (elf_link_add_object_symbols): Always turn hidden
407 and internal symbols which have a dynamic index into local
410 2016-04-04 Nick Clifton <nickc@redhat.com>
413 * dwarf2.c (parse_comp_unit): Skip warning about unrecognised
414 version number if the version is zero.
416 2016-04-01 Alan Modra <amodra@gmail.com>
419 * elflink.c (on_needed_list): Recursively check needed status.
420 (elf_link_add_object_symbols): Adjust.
422 2016-03-30 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
424 * elf32-avr.c (avr_elf32_load_records_from_section): Free
425 internal_relocs only if they aren't cached.
427 2016-03-29 Nick Clifton <nickc@redhat.com>
430 * elf32-bfin.c (elf32_bfinfdpic_finish_dynamic_sections): Relax
431 assertion on the size of the got section to allow it to be bigger
432 than the number of relocs.
434 2016-03-29 Toni Spets <toni.spets@iki.fi>
437 * coffcode.h (coff_write_object_contents): Revert accidental
440 2016-03-22 Alan Modra <amodra@gmail.com>
443 * dwarf2.c (read_attribute_value): Skip info_ptr check for
444 DW_FORM_flag_present.
446 2016-03-22 Nick Clifton <nickc@redhat.com>
448 * cpu-v850_rh850.c (arch_info_struct): Restore v850-rh850 as an
449 architecture name for backwards compatibility.
451 * peXXigen.c (_bfd_XXi_write_codeview_record): Fix possible
454 * warning.m4 (GCC_WARN_CFLAGS): Only add -Wstack-usage if using a
455 sufficiently recent version of GCC.
456 * configure: Regenerate.
458 2016-03-22 Alan Modra <amodra@gmail.com>
461 * plugin.c (try_load_plugin): Avoid -Wstack-usage warning.
463 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
465 * archures.c (bfd_mach_arc_nps400): Define.
466 * bfd-in2.h: Regenerate.
467 * cpu-arc.c (arch_info_struct): New entry for nps400, renumber
468 some existing entries to make space.
469 * elf32-arc.c (arc_elf_object_p): Add nps400 case.
470 (arc_elf_final_write_processing): Likewise.
472 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
474 * elf32-arc.c (arc_elf_print_private_bfd_data): Remove use of
476 (arc_elf_final_write_processing): Don't bother setting cpu field
477 in e_flags, this will have been set elsewhere.
479 2016-03-21 Andrew Burgess <andrew.burgess@embecosm.com>
481 * elf32-arc.c (arc_elf_final_write_processing): Switch to using
484 2016-03-21 Nick Clifton <nickc@redhat.com>
486 * warning.m4 (GCC_WARN_CFLAGS): Add -Wstack-usage=262144
487 * configure: Regenerate.
488 * elf32-m68hc1x.c (elf32_m68hc11_relocate_section): Replace use of
489 alloca with call to xmalloc.
490 * elf32-nds32.c: Likewise.
491 * elf64-hppa.c: Likewise.
492 * elfxx-mips.c: Likewise.
494 * pei-x86_64.c: Likewise.
498 2016-03-15 H.J. Lu <hongjiu.lu@intel.com>
501 * elf32-i386.c (elf_i386_check_relocs): Bind defined symbol
503 (elf_i386_relocate_section): Likewise.
504 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
505 (elf_x86_64_relocate_section): Likewise.
507 2016-03-15 H.J. Lu <hongjiu.lu@intel.com>
510 * elf64-x86-64.c (elf_x86_64_relocate_section): Check
511 no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S
512 relocation overflow check.
514 2016-03-14 H.J. Lu <hongjiu.lu@intel.com>
516 * bfd-in2.h: Regenerated.
518 2016-03-11 Dan Gissel <dgisselq@ieee.org>
521 * elf.c (_bfd_elf_section_offset): Ensure that the returned offset
522 uses bytes not octets.
523 * elflink.c (resolve_section): Likewise.
525 (eval_section): Pass the input_bfd to resolve_section.
526 (bfd_elf_perform_complex_relocation): Convert byte offset to
527 octets before read and writing values.
528 (elf_link_input_bfd): Add byte to octet conversions.
529 (elf_reloc_link_order): Likewise.
530 (elf_fixup_link_order): Likewise.
531 (bfd_elf_final_link): Likewise.
532 * reloc.c (_bfd_final_link_relocate): Likewise.
533 * syms.c (_bfd_stab_section_find_nearest_line): Likewise.
535 2016-03-10 Nick Clifton <nickc@redhat.com>
537 * config.bfd: Mark the i370 target as obsolete.
539 2016-03-09 Pedro Alves <palves@redhat.com>
541 * cpu-v850.c (N): Append ":old-gcc-abi" instead of " (using old
542 gcc ABI)" to printable name.
543 * cpu-v850_rh850.c (bfd_v850_rh850_arch): Use "v850:rh850" instead
544 of "v850-rh850" as printable name.
546 2016-03-09 Leon Winter <winter-gcc@bfw-online.de>
549 * cofflink.c (_bfd_coff_generic_relocate_section): Do not apply
550 relocations against absolute symbols.
552 2016-03-09 Alan Modra <amodra@gmail.com>
555 * coff-alpha.c (alpha_ecoff_openr_next_archived_file): Allow zero
556 length elements in the archive.
558 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
561 * elflink.c (elf_link_add_object_symbols): Create dynamic sections
562 for -E/--dynamic-list only when not relocatable.
564 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
567 * elf32-i386.c (elf_i386_check_relocs): Increment PLT reference
568 count for locally defined local IFUNC symbols in shared object.
569 * elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
571 2016-03-08 H.J. Lu <hongjiu.lu@intel.com>
574 * elflink.c (_bfd_elf_merge_symbol): Group common symbol checking
577 2016-03-08 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
578 Andrew Burgess <andrew.burgess@embecosm.com>
580 * elf32-arc.c (arc_bfd_get_32): Becomes an alias for bfd_get_32.
581 (arc_bfd_put_32): Becomes an alias for bfd_put_32.
582 (arc_elf_howto_init): Added assert to validate relocations.
583 (get_middle_endian_relocation): Delete.
584 (middle_endian_convert): New function.
585 (ME): Redefine, now does nothing.
587 (arc_do_relocation): Extend the attached 'ARC_RELOC_HOWTO'
588 definition to call middle_endian_convert. Add a new local
589 variable and make use of this throughout. Added call to
590 arc_bfd_get_8 and arc_bfd_put_8 for 8 bit relocations.
592 2016-03-07 Nick Clifton <nickc@redhat.com>
595 * archive.c (bfd_generic_openr_next_archived_file): Allow zero
596 length elements in the archive.
598 2016-03-07 Jiong Wang <jiong.wang@arm.com>
600 * elfnn-aarch64.c (elfNN_aarch64_check_relocs): Always create .got
601 section if the symbol "_GLOBAL_OFFSET_TABLE_" is referenced.
603 2016-03-04 H.J. Lu <hongjiu.lu@intel.com>
606 * elflink.c (_bfd_elf_merge_symbol): Treat common symbol in
607 executable as definition if the new definition comes from a
610 2016-03-02 Alan Modra <amodra@gmail.com>
612 * Makefile.in: Regenerate.
613 * po/SRC-POTFILES.in: Regenerate.
615 2016-02-29 Cupertino Miranda <cmiranda@synopsys.com>
617 * elf32-arc.c (elf_arc_relocate_section): Added rules to fix the
618 relocation addend when sections get merged.
620 2016-02-29 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
622 * elf32-arc.c (arc_elf_final_write_processing): Add condition to
624 (elf_arc_relocate_section): Fixes and conditions to support PIE.
625 Assert for code sections dynamic relocs.
627 2016-02-26 Renlin Li <renlin.li@arm.com>
629 * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
630 check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.
632 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
635 * elf32-i386.c (elf_i386_convert_load): Convert to R_386_32 for
636 load with locally bound symbols if PIC is false or there is no
637 base register. Optimize branch to 0 if PIC is false.
638 (elf_i386_relocate_section): Don't generate dynamic relocations
639 against undefined weak symbols if PIC is false.
640 * elf64-x86-64.c (elf_x86_64_convert_load): Disable optimization
641 if we can't estimate relocation overflow with --no-relax.
642 Convert to R_X86_64_32S/R_X86_64_32 for load with locally bound
643 symbols if PIC is false. Optimize branch to 0 if PIC is false.
644 (elf_x86_64_relocate_section): Don't generate dynamic relocations
645 against undefined weak symbols if PIC is false.
647 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
650 * bfd.c (bfd): Change flags to 20 bits.
651 (BFD_CONVERT_ELF_COMMON): New.
652 (BFD_USE_ELF_STT_COMMON): Likewise.
653 (BFD_FLAGS_SAVED): Add BFD_CONVERT_ELF_COMMON and
654 BFD_USE_ELF_STT_COMMON.
655 (BFD_FLAGS_FOR_BFD_USE_MASK): Likewise.
656 * configure.ac: Remove --enable-elf-stt-common.
657 * elf.c (swap_out_syms): Choose STT_COMMON or STT_OBJECT for
658 common symbol depending on BFD_CONVERT_ELF_COMMON and
659 BFD_USE_ELF_STT_COMMON.
660 * elfcode.h (elf_slurp_symbol_table): Set BSF_ELF_COMMON for
662 * elflink.c (bfd_elf_link_mark_dynamic_symbol): Also check
664 (elf_link_convert_common_type): New function.
665 (elf_link_output_extsym): Choose STT_COMMON or STT_OBJECT for
666 common symbol depending on BFD_CONVERT_ELF_COMMON and
667 BFD_USE_ELF_STT_COMMON. Set sym.st_info after sym.st_shndx.
668 * elfxx-target.h (TARGET_BIG_SYM): Add BFD_CONVERT_ELF_COMMON
669 and BFD_USE_ELF_STT_COMMON to object_flags.
670 (TARGET_LITTLE_SYM): Likewise.
671 * syms.c (BSF_KEEP_G): Renamed to ...
672 (BSF_ELF_COMMON): This.
673 * bfd-in2.h: Regenerated.
674 * config.in: Likewise.
675 * configure: Likewise.
677 2016-02-26 H.J. Lu <hongjiu.lu@intel.com>
682 * elf32-i386.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
683 (elf_i386_link_hash_entry): Add has_got_reloc and
685 (elf_i386_link_hash_table): Add interp.
686 (elf_i386_link_hash_newfunc): Initialize has_got_reloc and
688 (elf_i386_copy_indirect_symbol): Copy has_got_reloc and
690 (elf_i386_check_relocs): Set has_got_reloc and has_non_got_reloc.
691 (elf_i386_fixup_symbol): New function.
692 (elf_i386_pie_finish_undefweak_symbol): Likewise.
693 (elf_i386_allocate_dynrelocs): Don't allocate space for dynamic
694 relocations and discard relocations against resolved undefined
695 weak symbols in executable. Don't make resolved undefined weak
696 symbols in executable dynamic. Keep dynamic non-GOT/non-PLT
697 relocation against undefined weak symbols in PIE.
698 (elf_i386_size_dynamic_sections): Set interp to .interp section.
699 (elf_i386_relocate_section): Don't generate dynamic relocations
700 against resolved undefined weak symbols in PIE, except for
702 (elf_i386_finish_dynamic_symbol): Keep PLT/GOT entries without
703 dynamic PLT/GOT relocations for resolved undefined weak symbols.
704 Don't generate dynamic relocation against resolved undefined weak
705 symbol in executable.
706 (elf_i386_finish_dynamic_sections): Call
707 elf_i386_pie_finish_undefweak_symbol on all symbols in PIE.
708 (elf_backend_fixup_symbol): New.
709 * elf64-x86-64.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
710 (elf_x86_64_link_hash_entry): Add has_got_reloc and
712 (elf_x86_64_link_hash_table): Add interp.
713 (elf_x86_64_link_hash_newfunc): Initialize has_got_reloc and
715 (elf_x86_64_copy_indirect_symbol): Copy has_got_reloc and
717 (elf_x86_64_check_relocs): Set has_got_reloc and
719 (elf_x86_64_fixup_symbol): New function.
720 (elf_x86_64_pie_finish_undefweak_symbol): Likewise.
721 (elf_x86_64_allocate_dynrelocs): Don't allocate space for dynamic
722 relocations and discard relocations against resolved undefined
723 weak symbols in executable. Don't make resolved undefined weak
724 symbols in executable dynamic.
725 (elf_x86_64_size_dynamic_sections): Set interp to .interp section.
726 (elf_x86_64_relocate_section): Check relocation overflow for
727 dynamic relocations against unresolved weak undefined symbols.
728 Don't generate dynamic relocations against resolved weak
729 undefined symbols in PIE.
730 (elf_x86_64_finish_dynamic_symbol): Keep PLT/GOT entries without
731 dynamic PLT/GOT relocations for resolved undefined weak symbols.
732 Don't generate dynamic relocation against resolved undefined weak
733 symbol in executable.
734 (elf_x86_64_finish_dynamic_sections): Call
735 elf_x86_64_pie_finish_undefweak_symbol on all symbols in PIE.
736 (elf_backend_fixup_symbol): New.
738 2016-02-26 Alan Modra <amodra@gmail.com>
740 * elf64-ppc.c (create_linkage_sections): Create sfpr when
741 save_restore_funcs, rest of sections when not relocatable.
742 (ppc64_elf_init_stub_bfd): Always call create_linkage_sections.
743 (sfpr_define): Define all symbols on emitted code.
744 (ppc64_elf_func_desc_adjust): Adjust for sfpr now being created
745 when relocatable. Move sfpr_define loop earlier.
747 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
749 * elf64-x86-64.c (elf_x86_64_need_pic): New function.
750 (elf_x86_64_relocate_section): Use it. Replace
751 x86_64_elf_howto_table[r_type] with howto.
753 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
756 * elflink.c (bfd_elf_record_link_assignment): Set versioned if
757 symbol version is unknown.
759 2016-02-24 H.J. Lu <hongjiu.lu@intel.com>
761 * elf32-i386.c (elf_i386_allocate_dynrelocs): Set plt_got.offset
762 to (bfd_vma) -1 when setting needs_plt to 0.
763 * elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.
765 2016-02-23 H.J. Lu <hongjiu.lu@intel.com>
767 * elflink.c (bfd_elf_record_link_assignment): Check for shared
768 library, instead of PIC, and don't check PDE when making linker
769 assigned symbol dynamic.
771 2016-02-23 Faraz Shahbazker <faraz.shahbazker@imgtec.com>
773 * bfd/elfxx-mips.c (_bfd_mips_post_process_headers): Increment
774 ABIVERSION for non-executable stack.
776 2016-02-23 Rich Felker <bugdal@aerifal.cx>
779 * elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol):
780 Always produce a RELATIVE reloc for a local symbol.
782 2016-02-23 Hans-Peter Nilsson <hp@axis.com>
784 Fix test-case ld-elf/pr19617b
785 * elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't
786 discard unused non-function symbols when --dynamic-list-data.
788 2016-02-22 H.J. Lu <hongjiu.lu@intel.com>
790 * elflink.c (_bfd_elf_link_renumber_dynsyms): Always create the
791 dynsym section, even if it is empty, with dynamic sections.
793 2016-02-22 H.J. Lu <hongjiu.lu@intel.com>
795 * syms.c: Remove BSF_COMMON from comments.
796 * bfd-in2.h: Regenerated.
798 2016-02-22 Jiong Wang <jiong.wang@arm.com>
800 * elfnn-aarch64. (aarch64_type_of_stub): Remove redundation calcuation
801 for destination. Remove useless function parameters.
802 (elfNN_aarch64_size_stubs): Update parameters for aarch64_type_of_stub.
804 2016-02-19 Nick Clifton <nickc@redhat.com>
807 * aoutx.h (aout_link_add_symbols): Check for out of range string
811 * reloc.c (bfd_generic_get_relocated_section_contents): Stop
812 processing if we encounter a reloc without an associated symbol.
814 2016-02-18 H.J. Lu <hongjiu.lu@intel.com>
817 * elflink.c (elf_link_add_object_symbols): Always create dynamic
818 sections for -E/--dynamic-list.
820 2016-02-17 H.J. Lu <hongjiu.lu@intel.com>
822 * elf64-x86-64.c (elf_backend_omit_section_dynsym): New. Defined
825 2016-02-16 Joseph Myers <joseph@codesourcery.com>
827 * plugin.c (plugin_vec): Set match priority to 255.
828 * format.c (bfd_check_format_matches) [BFD_SUPPORTS_PLUGINS]: When
829 matching against the plugin vector, take priority from there not
832 2016-02-15 Nick Clifton <nickc@redhat.com>
834 * elf-bfd.h (struct bfd_elf_special_section): Use unsigned values
835 for length and type fields. Use a signed value for the
838 2016-02-10 H.J. Lu <hongjiu.lu@intel.com>
841 * elf32-i386.c (elf_i386_relocate_section): Mask off the least
842 significant bit in GOT offset for R_386_GOT32X.
844 2016-02-10 Nick Clifton <nickc@redhat.com>
847 * elf32-nios2.c (nios2_elf32_install_imm16): Allow for signed
849 * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Limit the
850 number of messages about FDE encoding preventing .eh_frame_hdr
853 2016-02-09 Nick Clifton <nickc@redhat.com>
855 * oasys.c (oasys_archive_p): Fix indentation.
856 * elf32-nds32.c (nds32_elf_relax_section): Use an unsigned
857 constant for left shifting.
859 * elfnn-aarch64.c (elfNN_aarch64_relocate_section): Add a more
860 helpful warning message to explain why certain AArch64 relocs
863 2016-02-05 Simon Marchi <simon.marchi@ericsson.com>
865 * pe-mips.c (coff_mips_reloc): Fix formatting.
867 2016-02-05 Cupertino Miranda <Cupertino.Miranda@synopsys.com>
869 * cpu-arc.c: Change default archure from bfd_mach_arc_arcv2
870 to bfd_mach_arc_arc600.
872 2016-02-04 Alan Modra <amodra@gmail.com>
874 * elf64-ppc.c (ppc64_elf_relocate_section): Adjust last patch
877 2016-02-02 H.J. Lu <hongjiu.lu@intel.com>
880 * elf64-x86-64.c (elf_x86_64_convert_load): Store the estimated
881 distances in the compressed_size field of the output section.
883 2016-02-02 Alan Modra <amodra@gmail.com>
885 * elf64-ppc.c (ppc64_elf_relocate_section): Further restrict
886 ELFv2 entry optimization.
888 2016-02-02 H.J. Lu <hongjiu.lu@intel.com>
891 * elf.c (assign_section_numbers): Clear HAS_RELOC if there are
892 no relocations in relocatable files.
894 2016-02-01 H.J. Lu <hongjiu.lu@intel.com>
897 * elflink.c (elf_link_add_object_symbols): Don't add DT_NEEDED
898 if a symbol from a library loaded via DT_NEEDED doesn't match
899 the symbol referenced by regular object.
901 2016-02-01 Nathaniel Smith <njs@pobox.com>
903 * peicode.h (pe_ILF_build_a_bfd): Create an import symbol for both
906 2016-02-01 Alan Modra <amodra@gmail.com>
908 * elf64-x86-64.c (elf_x86_64_get_plt_sym_val): Don't abort on
909 an out of range reloc_index.
910 * elf32-i386.c (elf_i386_get_plt_sym_val): Likewise.
912 2016-02-01 Kamil Rytarowski <n54@gmx.com>
914 * Makefile.am (OPTIONAL_BACKENDS): Add netbsd-core.lo.
915 (OPTIONAL_BACKENDS_CFILES): Add netbsd-core.c.
916 * Makefile.in: Regenerated.
918 2016-02-01 Jan Kratochvil <jan.kratochvil@redhat.com>
920 * elf64-s390.c (elf_s390_reloc_name_lookup): Fix indentation.
922 2016-01-31 John David Anglin <danglin@gcc.gnu.org>
925 * elf32-hppa.c (elf32_hppa_final_link): Don't sort non-regular output
927 * elf64-hppa.c (elf32_hppa_final_link): Likewise. Remove retval.
929 2016-01-30 H.J. Lu <hongjiu.lu@intel.com>
932 * elf32-i386.c (elf_i386_reloc_type_class): Check relocation
933 against STT_GNU_IFUNC symbol only with dynamic symbols.
934 * elf64-x86-64.c (elf_x86_64_reloc_type_class): Likewise.
936 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
939 * dwarf2.c (_bfd_dwarf2_slurp_debug_info): Set BFD_DECOMPRESS to
940 decompress debug sections.
942 2016-01-25 Maciej W. Rozycki <macro@imgtec.com>
944 * elf32-arc.c (elf_arc_finish_dynamic_symbol): Rename `index' to
947 2016-01-25 Nick Clifton <nickc@redhat.com>
950 * mach-o.c (bfd_mach_o_close_and_cleanup): Suppress code to free
951 dsym filename buffer.
953 2016-01-24 Maciej W. Rozycki <macro@imgtec.com>
955 * elfxx-mips.c (BZ16_REG_FIELD): Simplify calculation.
957 2016-01-24 Maciej W. Rozycki <macro@imgtec.com>
959 * elfxx-mips.c (BZ16_REG): Correct calculation.
961 2016-01-21 Nick Clifton <nickc@redhat.com>
963 * elf32-arc.c (ADD_RELA): Fix compile time warning errors by
964 changing the type of _loc to be bfd_byte *.
965 (elf_arc_finish_dynamic_symbol): Likewise.
967 2016-01-21 Nick Clifton <nickc@redhat.com>
970 * elf32-arm.c (elf32_arm_create_dynamic_sections): Set the ELF
971 class of the linker stub bfd.
972 (elf32_arm_check_relocs): Skip check for pic format after
973 processing a vxWorks R_ARM_ABS12 reloc.
974 * elflink.c (bfd_elf_final_link): Check for ELFCLASSNONE when
975 reporting a class mismatch.
977 2016-01-21 Jiong Wang <jiong.wang@arm.com>
979 * elfnn-aarch64.c (aarch64_type_of_stub): Allow insert long branch
980 veneer for sym_sec != input_sec.
981 (elfNN_aarch64_size_stub): Support STT_SECTION symbol.
982 (elfNN_aarch64_final_link_relocate): Take rela addend into account when
983 calculation destination.
985 2016-01-21 Alan Modra <amodra@gmail.com>
987 * elf-linux-core.h (swap_linux_prpsinfo32_out): New function.
988 (swap_linux_prpsinfo64_out): New function.
989 (LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
990 (LINUX_PRPSINFO64_SWAP_FIELDS): Delete.
991 * elf.c (elfcore_write_linux_prpsinfo32): Adjust. Don't memset.
992 (elfcore_write_linux_prpsinfo64): Likewise.
993 * elf32-ppc.c (swap_ppc_linux_prpsinfo32_out): New function.
994 (PPC_LINUX_PRPSINFO32_SWAP_FIELDS): Delete.
995 (elfcore_write_ppc_linux_prpsinfo32): Adjust. Don't memset.
997 2016-01-21 Alan Modra <amodra@gmail.com>
999 * elf-linux-core.h: Rename from elf-linux-psinfo.h.
1000 * elf.c: Adjust #include.
1001 * elf32-ppc.c: Don't #include elf-linux-psinfo.h
1002 * Makefile.am (SOURCE_HFILES): Update.
1003 * Makefile.in: Regenerate.
1004 * po/SRC-PORFILES.in: Regenerate.
1006 2016-01-21 Alan Modra <amodra@gmail.com>
1008 * configure.ac: Move corefile selection later in file. Move
1009 tdefaults code immediately after other target vector code.
1010 * configure: Regenerate.
1012 2016-01-20 Mickael Guene <mickael.guene@st.com>
1014 * elf32-arm.c (elf32_arm_special_sections): Remove catch of noread
1015 section using '.text.noread' pattern.
1017 2016-01-19 John Baldwin <jhb@FreeBSD.org>
1019 * elf.c (elfcore_grok_note): Recognize NT_FREEBSD_THRMISC notes.
1021 2016-01-18 Miranda Cupertino <Cupertino.Miranda@synopsys.com>
1022 Zissulescu Claudiu <Claudiu.Zissulescu@synopsys.com>
1024 * arc-plt.def: New file.
1025 * arc-plt.h: Likewise.
1026 * elf32-arc.c (elf_arc_abs_plt0_entry, elf_arc_abs_pltn_entry,
1027 elf_arcV2_abs_plt0_entry, elf_arcV2_abs_pltn_entry,
1028 elf_arc_pic_plt0_entry, elf_arc_pic_pltn_entry,
1029 elf_arcV2_pic_plt0_entry, elf_arcV2_pic_pltn_entry): Remove.
1030 (name_for_global_symbol): Added.
1031 (ADD_RELA): Helper to create dynamic relocs.
1032 (new_got_entry_to_list): Create a new got entry in linked list.
1033 (symbol_has_entry_of_type): Search for specific type of entry in
1035 (is_reloc_for_GOT): return FALSE for any TLS related relocs.
1036 (is_reloc_for_TLS, arc_elf_set_private_flags)
1037 (arc_elf_print_private_bfd_data, arc_elf_copy_private_bfd_data)
1038 (arc_elf_merge_private_bfd_data): New functions.
1039 (debug_arc_reloc): Cleaned debug info printing.
1040 (PDATA reloc): Changed not to perform address alignment.
1041 (reverse_me): Added. Fix for ARC_32 relocs.
1042 (arc_do_relocation): Return bfd_reloc_of when no relocation should
1044 (arc_get_local_got_ents): Renamed from arc_get_local_got_offsets.
1045 Changed function to access an array of list of GOT entries instead
1046 of just an array of offsets.
1047 (elf_arc_relocate_section): Added support for PIC and TLS related relocations.
1048 (elf_arc_check_relocs): Likewise.
1049 (elf_arc_adjust_dynamic_symbol, elf_arc_finish_dynamic_symbol,
1050 (elf_arc_finish_dynamic_sections): Likewise
1051 (arc_create_dynamic_sections): Modified conditions to create
1053 (ADD_SYMBOL_REF_SEC_AND_RELOC): New macro.
1054 (plt_do_relocs_for_symbol, relocate_plt_for_symbol)
1055 (relocate_plt_for_entry): Changed to support new way to define PLT
1057 (add_symbol_to_plt): Likewise.
1058 (arc_elf_link_hash_table_create): New function.
1060 2016-01-18 Nick Clifton <nickc@redhat.com>
1063 * coff-rs6000.c (_bfd_xcoff_swap_sym_in): Sign extend external
1064 section number into internal section number.
1065 * coff64-rs6000.c (_bfd_xcoff64_swap_sym_in): Likewise.
1066 * coffswap.h (coff_swap_sym_in): Likewise.
1067 * peXXigen.c (_bfd_XXi_swap_sym_in): Likewise.
1068 * coffcode.h (_coff_bigobj_swap_sym_in): Make sure that internal
1069 section number field is big enough to hold the external value.
1071 2016-01-17 Alan Modra <amodra@gmail.com>
1073 * configure: Regenerate.
1075 2016-01-12 Yury Usishchev <y.usishchev@samsung.com>
1077 * elf32-arm.c (elf32_arm_fix_exidx_coverage): Insert cantunwind
1078 when address in first unwind entry does not match start of
1081 2016-01-08 Richard Sandiford <richard.sandiford@arm.com>
1082 Jiong Wang <jiong.wang@arm.com>
1085 * elf32-arm.c (elf32_arm_reloc_type_class): Map R_ARM_IRELATIVE to
1088 2016-01-06 Andrew Burgess <andrew.burgess@embecosm.com>
1090 * elf32-arc.c (reloc_type_to_name): Change ARC_RELOC_HOWTO to
1091 place 'R_' before the reloc name returned.
1092 (elf_arc_howto_table): Change ARC_RELOC_HOWTO to place 'R_' before
1093 the relocation string.
1095 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1097 * elfxx-mips.c (mips_elf_merge_obj_abiflags): New function,
1098 factored out from...
1099 (_bfd_mips_elf_merge_private_bfd_data): ... here.
1101 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1103 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Move
1104 attribute check after ELF file header flag check.
1106 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1108 * elfxx-mips.c (mips_elf_merge_obj_attributes): Propagate the
1109 return status from `_bfd_elf_merge_object_attributes'.
1111 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1113 * elfxx-mips.c (mips_elf_merge_obj_e_flags): New function,
1114 factored out from...
1115 (_bfd_mips_elf_merge_private_bfd_data): ... here.
1117 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1119 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Fold the
1120 handling of input MIPS ABI flags together.
1122 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1124 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Suppress
1125 attribute checks for null input.
1127 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1129 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Use local
1130 pointers to target data.
1132 2016-01-04 Maciej W. Rozycki <macro@imgtec.com>
1134 * elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Correct
1137 2016-01-01 Alan Modra <amodra@gmail.com>
1139 Update year range in copyright notice of all files.
1141 For older changes see ChangeLog-2015 and doc/ChangeLog-0415
1143 Copyright (C) 2016 Free Software Foundation, Inc.
1145 Copying and distribution of this file, with or without modification,
1146 are permitted in any medium without royalty provided the copyright
1147 notice and this notice are preserved.
1153 version-control: never