PR27879, stack-buffer-overflow on sysdump

[thirdparty/binutils-gdb.git] / binutils / ChangeLog

2021-05-19  Alan Modra  <amodra@gmail.com>

	PR 27879
	* sysdump.c (getBARRAY): Sanity check size against max.
	(getINT): Avoid UB shift left.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (process_cu_tu_index): Avoid pointer UB.  Use _mul_overflow.
	Delete dead code.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_gdb_index): Avoid pointer UB and overflow in
	length calculations.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_debug_names): Complain when header length is
	too small.  Avoid pointer UB.  Sanity check augmentation string,
	CU table, TU table and foreign TU table sizes.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_debug_frames): Delete initial_length_size.
	Avoid pointer UB.  Constrain data reads to length given in header.
	Sanity check cie header length.  Only skip up to next FDE on
	finding augmentation data too long.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (read_cie): Add more sanity checks to ensure data
	pointer is not bumped past end.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_debug_ranges): Delete initial_length_size.
	Correct fallback size calculated on finding a reloc.  Constrain
	data reads to length given in header.  Avoid pointer UB.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_debug_rnglists_list): Avoid pointer UB.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_debug_str_offsets): Constrain reads to length
	given in header.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_debug_aranges): Delete initial_length_size.
	Use end_ranges to constrain data reads to header length.  Avoid
	pointer UB.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_loc_list): Avoid pointer UB.  Correct check
	before reading uleb length.  Warn on excess length.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_debug_macro): Print strings that might not
	be zero terminated with %*s.  Don't bump curr if unterminated.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (get_line_filename_and_dirname): Delete initial_length_size.
	Simplify length sanity check, and check for too small lengths.
	Constrain data reads to header length.  Avoid pointer UB.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_debug_macinfo): Print strings that might not
	be zero terminated with %*s.  Don't bump curr if unterminated.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_debug_pubnames_worker): Delete initial_length_size.
	Simplify length check.  Constrain reads to length given by header.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (display_debug_lines_decoded): Don't use strnlen when
	we have already checked for NUL termination.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (read_debug_line_header): Delete initial_length_size.
	Avoid pointer UB.  Keep within length specified by header.
	Delete dead code.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (process_debug_info): Always do the first CU length
	scan for sanity checks.  Remove initial_length_size var and
	instead calculate end_cu.  Use end_cu to limit data reads.
	Delete now dead code checking length.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* dwarf.c (SAFE_BYTE_GET_INTERNAL): Assert only when ENABLE_CHECKING.

2021-05-15  Alan Modra  <amodra@gmail.com>

	* bucomm.h (_mul_overflow): Define.
	* dwarf.c (get_encoded_value): Avoid pointer UB.

2021-05-13  Alan Modra  <amodra@gmail.com>

	PR 27861
	* dwarf.c (display_debug_str_offsets): Sanity check dwarf5
	header length.

2021-05-13  Alan Modra  <amodra@gmail.com>

	PR 27860
	* dwarf.c (display_debug_frames): Sanity check cie_off before
	attempting to read cie.

2021-05-12  Alan Modra  <amodra@gmail.com>

	* dwarf.c (process_extended_line_op): Don't bump data pointer past
	end when strnlen doesn't find string terminator.
	(decode_location_expression): Remove dead code.
	(skip_attr_bytes): Remove const from end param.  Ensure data
	pointer doesn't pass end.
	(get_type_signedness): Remove const from end param.
	(read_and_display_attr_value): Ensure data pointer doesn't pass end.
	(display_debug_lines_raw, display_debug_lines_decoded): Likewise.
	(display_debug_pubnames_worker): Likewise.
	(display_debug_pubnames_worker): Use SAFE_BYTE_GET_AND INC rather
	than blindly incrementing data pointer.
	(display_debug_addr, display_debug_str_offsets): Likewise.  Don't
	compare pointers, compare lengths.

2021-05-12  Alan Modra  <amodra@gmail.com>

	* dwarf.c (SAFE_BYTE_GET_INTERNAL): Define.
	(SAFE_BYTE_GET, SAFE_BYTE_GET_AND_INC): Define using the above.
	(SAFE_SIGNED_BYTE_GET, SAFE_SIGNED_BYTE_GET_AND_INC): Likewise.
	(display_discr_list): Use SAFE_BYTE_GET_AND_INC rather than
	SAFE_BYTE_GET followed by increment.
	(process_debug_info): Likewise, and test bytes remaining before
	incrementing section_begin rather than using pointer comparison.
	(display_debug_names): Pass lvalue as SAFE_BYTE_GET PTR.
	(process_cu_tu_index): Likewise for SAFE_BYTE_GET_AND_INC.

2021-05-12  Alan Modra  <amodra@gmail.com>

	* dwarf.c (dwarf_vmatoa64, SAFE_BYTE_GET64, add64): Delete.
	(skip_attr_bytes): Replace use of SAFE_BYTE_GET64 with
	SAFE_BYTE_GET_AND_INC.
	(read_and_display_attr_value): Likewise.  Print using dwarf_vmatoa.
	(process_debug_info, process_cu_tu_index): Likewise.
	* elfcomm.c (byte_put, byte_put_little_endian, byte_put_big_endian),
	(byte_get, byte_get_little_endian, byte_get_big_endian),
	(byte_get_signed): Make size param unsigned.  Remove code dealing
	with 4-byte elf_vma.
	(byte_get_64): Delete.
	* elfcomm.h  (byte_put, byte_put_little_endian, byte_put_big_endian),
	(byte_get, byte_get_little_endian, byte_get_big_endian),
	(byte_get_signed): Update prototypes.
	(byte_get_64): Delete.

2021-05-12  Alan Modra  <amodra@gmail.com>

	PR 27836
	* dwarf.c (display_debug_frames): Don't compare pointers derived
	from user input.  Test offset against bounds instead.

2021-05-12  Alan Modra  <amodra@gmail.com>

	PR 27853
	* dwarf.c (display_formatted_table): Test for data >= end rather
	than data == end.
	(process_extended_line_op): Likewise.
	(display_debug_lines_raw): Likewise.
	(display_debug_lines_decoded): Likewise.

2021-05-12  Alan Modra  <amodra@gmail.com>

	PR 27849
	* dwarf.c (fetch_indexed_string): Correct length sanity checks.
	Sanity check section size for version and padding too.  Correct
	index sanity check.  Handle multiple tables in .debug_str_offsets.

2021-05-11  Hans-Peter Nilsson  <hp@axis.com>

	* dwarf.c (process_abbrev_set): Properly parenthesize before
	casting to unsigned long.

2021-05-11  Alan Modra  <amodra@gmail.com>

	PR 27845
	* dwarf.c (process_abbrev_set): Replace start and end parameters
	with section, abbrev_base, abbrev_size, abbrev_offset.  Update
	all callers.  Sanity check parameters correctly and emit warnings
	here rather than..
	(process_debug_info): ..here.

2021-05-10  Thomas Wolff  <towo@towo.net>

	PR 4356
	PR 26865
	PR 27594
	* windres.c (quot): Revert previous delta.  Do not use double
	quotes when spaces are detected in options.
	* doc/binutils.texi (windres): Remove suggestion that the
	--preprocessor option can take arguments.

2021-05-10  Alan Modra  <amodra@gmail.com>

	* dwarf.c (SAFE_BYTE_GET): Check bounds by subtracting amount from
	END rather than adding amount to PTR.
	(SAFE_SIGNED_BYTE_GET, SAFE_BYTE_GET64): Likewise.

2021-05-09  Alan Modra  <amodra@gmail.com>

	* objcopy.c (eq_string): Delete.
	(create_symbol_htab): Use htab_eq_string.

2021-05-08  Mike Frysinger  <vapier@gentoo.org>

	* README-how-to-make-a-release: Update html & pdf entries.

2021-05-08  Mike Frysinger  <vapier@gentoo.org>

	* doc/Makefile.am (html-local, binutils/index.html): New targets.
	* doc/Makefile.in: Regenerate.

2021-05-08  Mike Frysinger  <vapier@gentoo.org>

	* doc/Makefile.am (AM_MAKEINFOFLAGS): Add --no-split.
	* doc/Makefile.in: Regenerate.

2021-05-07  Nick Clifton  <nickc@redhat.com>

	* readelf.c (no_processor_specific_unwind): New function.
	(process_unwind): Use no_processor_specific_unwind for X86
	targets.

2021-05-07  Michael Forney <mforney@mforney.org>

	* dwarf.c: Don't omit second operand of '?' operator.

2021-04-30  Nick Clifton  <nickc@redhat.com>

	PR 27796
	* dwarf.c (load_debug_sup_file): Allocate memory for filename in
	.debug_sup section.

2021-04-29  Nick Clifton  <nickc@redhat.com>

	PR 27594
	* doc/binutils.texi (windres): Correct the description of the
	default value of the --preprocessor argument.

2021-04-27  Nick Clifton  <nickc@redhat.com>

	PR 27779
	* dwarf.c (parse_gnu_debuglink): Reject empty names.
	(parse_gnu_debugaltlink): Likewise.

2021-04-22  Clément Chigot  <clement.chigot@atos.net>

	* od-xcoff.c (dump_xcoff32_symbols): Adapt to new
	aux structures.

2021-04-21  Nick Lott  <nick.lott@gmail.com>

	PR 27672
	* readelf.c (sym_base): New variable.
	(enum print_mode): Add more modes.
	(print_vma): Add suport for new modes.
	(options): Add sym-base.
	(usage): Add sym-base.
	(parse_args): Add support for --sym-base.
	(print_dynamic_symbol_size): New function.
	(print_dynamic_symbol): Use new function.
	* doc/binutils.texi: Document the new feature.
	* NEWS: Mention the new feature.

2021-04-21  Nick Clifton  <nickc@redhat.com>

	* testsuite/binutils-all/mips/global-local-symtab-sort-n64t.d:
	Adjust expected output to allow for named section symbols.
	* testsuite/binutils-all/mips/global-local-symtab-sort-o32t.d:
	Likewise.
	* testsuite/binutils-all/readelf.s-64: Likewise.
	* testsuite/binutils-all/readelf.ss-64-unused: Likewise.
	* testsuite/binutils-all/readelf.ss-tmips: Likewise.
	* testsuite/binutils-all/readelf.ss-unused: Likewise.

2021-04-21  Luo Longjun  <luolongjun@huawei.com>

	* readelf.c (print_dynamic_symbol): Print the section name for
	section symbols without a name of their own.

2021-04-20  Andreas Krebbel  <krebbel@linux.ibm.com>

	* MAINTAINERS: Remove Martin Schwidefsky as s390 maintainer and
	add him to Past Maintainers.
	Update my email address.

2021-04-19  Nick Clifton  <nickc@redhat.com>

	PR 21702
	* arsup.c (ar_addmod): Enable plugin support, if available.

2021-04-19  Nick Clifton  <nickc@redhat.com>

	* rename.c: (get_stat_atime_ns): Add prototype.
	(get_stat_mtime_ns): Add prototype.

2021-04-16  Alan Modra  <amodra@gmail.com>

	PR 27725
	* rename.c (get_stat_atime, get_stat_mtime): Make static.
	(get_stat_atime_ns, get_stat_mtime_ns): Likewise.

2021-04-15  Pekka Seppänen  <pexu@sourceware.mail.kapsi.fi>

	PR 27725
	* rename.c (get_stat_atime_ns): Add ATTRIBUTE_UNUSED.
	(get_stat_mtime_ns): Likewise.

2021-04-15  Alan Modra  <amodra@gmail.com>

	PR 27725
	* configure.ac: Check for sys/time.h and utimensat.  Use standard
	checks for mkstemp and mkdtemp.  Whitespace.  Check for nanosecond
	members of struct stat.
	* rename.c: Prefer sys/time.h for utimes over utime.h for utime.
	(STAT_TIMESPEC, STAT_TIMESPEC_NS): Define
	(get_stat_atime_ns, get_stat_mtime_ns): New inline functions.
	(get_stat_atime, get_stat_mtime): Likewise.
	(set_times): Choose first available of utimensat, utimes, utime.
	Use above inline functions to set timespec and timeval values.
	* configure: Regenerate.
	* config.in: Regenerate.
	* testsuite/binutils-all/objcopy.exp (objcopy_test): Add test of
	file timestamp when --preserve-dates is used.

2021-04-15  Alan Modra  <amodra@gmail.com>

	PR 27456
	* rename.c (smart_rename): When TO and FROM are equal, just set
	file timestamp.
	* objcopy.c (strip_main, copy_main): Always call smart_rename.

2021-04-14  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/27708
	* testsuite/binutils-all/x86-64/pr27708.dump: New file.
	* testsuite/binutils-all/x86-64/pr27708.exe.bz2: Likewise.
	* testsuite/binutils-all/x86-64/x86-64.exp: Run binutils/27708
	test.

2021-04-14  Mark Harmstone  <mark@harmstone.com>

	PR 27686
	* resbin.c (bin_to_res_version): Ignore any trailing bytes at the
	end of the structure.

2021-04-14  Frederic Cambus  <fred@statdns.com>

	* readelf.c (get_netbsd_elfcore_note_type): Remove unneeded #ifdef
	checks for NT_NETBSDCORE_AUXV and NT_NETBSDCORE_LWPSTATUS.

2021-04-14  Alan Modra  <amodra@gmail.com>

	PR 27716
	* objdump.c (show_line): Don't limit paths to PATH_MAX.
	* readelf.c (struct filedata): Change program_interpreter from
	a char array to a char pointer.
	(process_program_headers): Sanity check PT_INTERP p_filesz.
	Malloc program_interpreter using p_filesz and read directly from
	file.
	(process_dynamic_section): Check program_interpreter is non-NULL.
	(free_filedata): New function, split out from..
	(process_object): ..here.
	(close_debug_file): Call free_filedata.
	* sysdep.h: Don't include sys/param.h.
	(PATH_MAX): Don't define.
	* configure.ac: Don't check for sys/param.h.
	* configure: Regenerate.

2021-04-13  Frederic Cambus  <fred@statdns.com>

	* readelf.c (process_netbsd_elf_note): Remove now unneeded #ifdef
	check for NT_NETBSD_PAX.

2021-04-12  Alan Modra  <amodra@gmail.com>

	* configure.ac (--enable-checking): Add support.
	* config.in: Regenerate.
	* configure: Regenerate.

2021-04-09  Alan Modra  <amodra@gmail.com>

	* objdump.c (struct objdump_disasm_info): Delete dynrelbuf and
	dynrelcount.
	(find_symbol_for_address): Adjust for dynrelbuf and dynrelcount move.
	(disassemble_section, disassemble_data): Likewise.

2021-04-06  Alan Modra  <amodra@gmail.com>

	* objdump.c (objdump_symbol_at_address): Return asymbol*.

2021-04-06  Alan Modra  <amodra@gmail.com>

	* NEWS: Mention C99 requirement.
	* README: Likewise.  Modernise examples and "Reporting bugs".

2021-04-05  Alan Modra  <amodra@gmail.com>

	* configure.ac: Assume long long is available.  Don't test for
	strings.h, stdlib.h, limits.h, locale.h, or wchar.h.  Check
	inttypes.h, stdint.h, sys/stat.h and sys/types.h. Don't check for
	strcoll, setlocale, setmode or location of time_t.  Don't check
	for fprintf, getenv, snprintf, strnlen, strstr or vsnprintf decls.
	(AC_ISC_POSIX, AXC_HEADER_STRING, AC_FUNC_ALLOCA): Don't invoke.
	* sysdep.h: Don't include alloca-conf.h, include config.h instead.
	Test HAVE_SYS_TYPES_H and reorder includes.  Include limits.h,
	locale.h, string.h and stdlib.h unconditionally.  Remove various
	fallback declarations.  Assume long long is available.
	* addr2line.c: Don't test HAVE_SETLOCALE.
	* ar.c: Likewise.
	* coffdump.c: Likewise.
	* dlltool.c: Likewise.
	* dllwrap.c: Likewise.
	* elfedit.c: Likewise.
	* nm.c: Likewise.
	* objcopy.c: Likewise.
	* objdump.c: Likewise.
	* readelf.c: Likewise.
	* size.c: Likewise.
	* srconv.c: Likewise.
	* strings.c: Likewise.
	* sysdump.c: Likewise.
	* windmc.c: Likewise.
	* windres.c: Likewise.
	* bucomm.c: Don't test HAVE_TIME_T_IN_TIME_H or HAVE_TIME_T_IN_TYPES_H.
	* dwarf.c: Include limits.h unconditionally.  Assume long long
	is available.
	* nm.c: Don't test HAVE_STRCOLL.
	* readelf.c: Don't test HAVE_WCHAR_H.
	* strings.c: Assume long long is available.
	* syslex.l: Include string.h unconditionally.
	* aclocal.m4: Regenerate.
	* config.in: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* doc/Makefile.in: Regenerate.

2021-04-01  Martin Liska  <mliska@suse.cz>

	* elfcomm.h (strneq): Remove strneq and use startswith.
	* readelf.c (ia64_process_unwind): Likewise.
	(process_note): Likewise.

2021-04-01  Martin Liska  <mliska@suse.cz>

	* dllwrap.c: Use startswith function.
	* objcopy.c (is_dwo_section): Likewise.
	(handle_remove_section_option): Likewise.
	(copy_main): Likewise.
	* objdump.c (is_significant_symbol_name): Likewise.

2021-04-01  Martin Liska  <mliska@suse.cz>

	* dwarf.c (display_debug_lines_raw): Replace const_strneq with
	startswith.
	(display_debug_lines_decoded): Likewise.
	(display_debug_links): Likewise.
	* elfcomm.c (setup_archive): Likewise.
	* elfcomm.h (const_strneq): Likewise.
	* readelf.c (process_section_headers): Likewise.
	(slurp_ia64_unwind_table): Likewise.
	(slurp_hppa_unwind_table): Likewise.
	(decode_arm_unwind): Likewise.
	(display_debug_section): Likewise.
	(process_note): Likewise.

2021-03-31  Alan Modra  <amodra@gmail.com>

	* sysdep.h (POISON_BFD_BOOLEAN): Define.
	* addr2line.c, * ar.c, * arsup.c, * bfdtest2.c, * binemul.c,
	* binemul.h, * bucomm.c, * bucomm.h, * budbg.h, * coffgrok.c,
	* debug.c, * debug.h, * dlltool.c, * dwarf.c, * dwarf.h,
	* elfedit.c, * emul_aix.c, * mclex.c, * nm.c, * objcopy.c,
	* objdump.c, * od-macho.c, * prdbg.c, * rdcoff.c, * rddbg.c,
	* readelf.c, * rename.c, * stabs.c, * strings.c, * windint.h,
	* windmc.c, * windmc.h, * windres.c, * winduni.c,
	* wrstabs.c: Replace bfd_boolean with bool, FALSE with false,
	and TRUE with true throughout.

2021-03-31  Alan Modra  <amodra@gmail.com>

	* coffdump.c: Include stdint.h in place of bfd_stdint.h.
	* dwarf.c: Likewise.

2021-03-31  Alan Modra  <amodra@gmail.com>

	* prdbg.c (pr_function_type): Replace LITSTTCPY with strcpy.

2021-03-29  Alan Modra  <amodra@gmail.com>

	* dlltool.c (main): Don't use "boolean_condition ? TRUE : FALSE".
	* dwarf.c (read_and_display_attr_value): Likewise.
	(display_debug_str_offsets): Likewise.
	* objdump.c (dump_bfd): Likewise.
	* readelf.c (dump_section_as_strings): Likewise.
	(dump_section_as_bytes): Likewise.

2021-03-29  Alan Modra  <amodra@gmail.com>

	* objdump.c (process_links): Use type int.
	* readelf.c (request_dump): Don't increment do_dump, set it.
	* windint.h (target_is_bigendian): Use type bfd_boolean.
	* windmc.c (target_is_bigendian): Likewise.
	* windres.c (target_is_bigendian): Likewise.

2021-03-22  Martin Liska  <mliska@suse.cz>

	* dlltool.c (scan_drectve_symbols): Replace usage of CONST_STRNEQ
	with startswith.
	* emul_aix.c (ar_emul_aix_parse_arg): Likewise.
	* objcopy.c (is_mergeable_note_section): Likewise.
	* objdump.c (dump_dwarf_section): Likewise.
	* prdbg.c (pr_method_type): Likewise.
	(pr_class_baseclass): Likewise.
	(tg_class_baseclass): Likewise.
	* readelf.c (process_lto_symbol_tables): Likewise.
	* stabs.c (ULLHIGH): Likewise.
	(parse_stab_argtypes): Likewise.
	(stab_demangle_function_name): Likewise.

2021-03-19  H.J. Lu  <hongjiu.lu@intel.com>

	* readelf.c (get_machine_name): Add EM_INTELGT.

2021-03-18  Nick Clifton  <nickc@redhat.com>

	PR 27478
	* readelf.c (dump_section_as_strings): Mention separate filename.
	(dump_section_as_bytes): Likewise.
	(dump_section_as_ctf): Likewise.
	(initialise_dumkps_byname): Only issue a warning for missing
	sections if processing the main file.
	(process_section_contents): Only issue a warning for unsumped
	section numbers in the main file.
	(initialise_dump_sects): New function.  Contains code extracted
	from ...
	(process_object): ... here.  Also call initialise_dump_sects for
	separate files.

2021-03-16  Nick Clifton  <nickc@redhat.com>

	PR 27534
	* readelf.c (display_debug_section): Also retain .debug_addr
	sections.

2021-03-16  Nick Clifton  <nickc@redhat.com>

	PR 27533
	* readelf.c (process_section_contents): Only dump debug
	information for separate files unless process_links is enabled.
	(process_object): Always call process_section_contents for
	separate info files.

2021-03-15  Nick Clifton  <nickc@redhat.com>

	PR 27487
	* nm.c (FORMAT_JUST_SYMBOLS): Define.
	(struct optput_fns): Add entry for FORMAT_JUST_SYMBOLS.
	(long_options): Add just-symbols.
	(set_output_format): Add support for just-symbols.
	(get_print_format): Likewise.
	(do_not_print_object_filename): New function.
	(do_not_print_archive_filename): New function.
	(do_not_print_archive_member): New function.
	(do_not_print_symbol_filename): New function.
	(just_print_symbol_name): New function.
	(main): Handle --just-symbols.
	* NEWS: Mention the new feature.
	* doc/binutils.texi: Document the new feature.

2021-03-12  Clément Chigot  <clement.chigot@atos.net>

	* od-xcoff.c: Replace RTB by TRL entry.

2021-03-05  Craig Blackmore  <craig.blackmore@embecosm.com>
	    Andrew Burgess  <andrew.burgess@embecosm.com>

	* readelf.c (get_note_type): Handle NT_RISCV_CSR.

2021-03-05  Craig Blackmore  <craig.blackmore@embecosm.com>
	    Andrew Burgess  <andrew.burgess@embecosm.com>

	* readelf.c (get_note_type): Handle NT_GDB_TDESC.

2021-03-05  Nick Clifton  <nickc@redhat.com>

	PR 27387
	* dwarf.c (display_debug_macro): Handle the displaying of
	DW_MACRO_define_strp and DW_MACRO_undef_strp in v4
	.debug_macro.dwo sections.

2021-03-04  Nick Clifton  <nickc@redhat.com>

	PR 27478
	* objdump.c (process_links): New variable.
	(usage): Add --process-links.
	(long_options): Likewise.
	(dump_bfd): Stop processing once the bfd has been loaded unless
	this is the main file or process_links has been enabled.
	(main): Handle the process-links option.
	* readelf.c (process_links): New variable.
	(struct filedata): Add is_separate field.
	(options): Add --process-links.
	(usage): Likewise.
	(parse_args): Likewise.
	(process_file_header): Include the filename when dumping
	information for separate debuginfo files.
	(process_program_headers): Likewise.
	(process_section_headers): Likewise.
	(process_section_groups): Likewise.
	(process_relocs): Likewise.
	(process_dynamic_section): Likewise.
	(process_version_sections): Likewise.
	(display_lto_symtab): Likewise.
	(process_symbol_table): Likewise.
	(process_syminfo): Likewise.
	(initialise_dumps_by_name): Likewise.
	(process_section_contents): Likewise.
	(process_notes_at): Likewise.
	(process_notes): Likewise.
	(open_file): Add is_separate parameter.  Use to initialise the
	is_separate field in the filedata structure.
	(open_deug): Update call to open_file.
	(process_object): Add processing of the contents of separate
	debuginfo files, gated by the process_links variable.
	(process_archive): Update call to open_file.
	(process_file): Initialise the is_separate field in the filedata
	structure.
	* dwarf.c (load_separate_debug_info_file): Only report the
	loading of a separate file if debug links are being dumped.
	* objcopy.c (keep_section_symbols): New variable.
	(enum command_line_switch): Add OPTION_KEEP_SYMBOLS.
	(strip_options): Add keep-section-symbols.
	(copy_options): Likewise.
	(copy_usage): Likewise.
	(strip_usage): Likewise.
	(copy_object): Keep section symbols if requested by command line
	option.
	(strip_main): Handle --keep-section-symbols.
	(copy_main): Likewise.
	* doc/binutils.texi: Document the new options.
	* NEWS: Mention the new features.
	* testsuite/binutils-all/compress.exp (test_gnu_debuglink):
	Update options passed to objdump.  Use diff rather than cmp to
	compare the dumped data.
	* testsuite/binutils-all/objdump.WK2: Update regexp.
	* testsuite/binutils-all/objdump.WK3: Update regexp.
	* testsuite/binutils-all/objdump.exp: Use --process-links
	instead of --dwarf=follow-links.
	* testsuite/binutils-all/readelf.exp (readelf_test): Include
	readelf's output in the log when the test fails.
	Add the -P option to the -wKis test.
	* testsuite/binutils-all/readelf.wKis: Update expected output.

2021-03-03  Alan Modra  <amodra@gmail.com>

	PR 27493
	* objcopy.c (filter_symbols): Apply --weaken to undefined symbols.
	* NEWS: Mention feature.

2021-03-01  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/27486
	* dwarf.c (load_separate_debug_info): Issue warning only if
	do_debug_links is set.
	* testsuite/binutils-all/compress.exp: Run objdump and readelf
	with missing debug file.

2021-03-01  Alan Modra  <amodra@gmail.com>

	PR 27128
	* doc/binutils.texi: Add nm --with-symbol-versions and
	--without-symbol-versions documentation.
	* nm.c (with_symbol_versions): New variable.
	(enum long_option_values): Delete OPTION_WITH_SYMBOL_VERSIONS.
	(long_options): Make --with-symbol-versions entry twiddle the flag.
	Add --without-symbol-versions.
	(print_symname): Strip version when !with_symbol_versions.  Add
	dynamic version info under control of with_symbol_versions.
	(main): Remove OPTION_WITH_SYMBOL_VERSIONS case.

2021-02-26  Fangrui Song  <maskray@google.com>

	PR 27408
	* readelf.c (quiet): New option flag.
	(enum long_option_values): New enum to hold long option value.
	(long_options): Add --quiet.
	(usage): Mention --quiet.
	(display_rel_file): If quiet is enabled, suppress "no symbols".
	(main): Handle the new option.
	* NEWS: Mention --quiet.
	* docs/binutils.texi: Document --quiet.

2021-02-26  Tom de Vries  <tdevries@suse.de>

	* dwarf.c (display_debug_addr): Handle dwarf-5 .debug_addr bits.

2021-02-26  Tom de Vries  <tdevries@suse.de>

	PR 27390
	* dwarf.c: (skip_attr_bytes): Add support for DW_FORM_str* and
	DW_FORM_addrx*.
	(read_and_display_attr_value): Likewise.

2021-02-25  Nick Clifton  <nickc@redhat.com>

	* dwarf.c (get_type_abbrev_from_form): Accept but ignore sup
	forms.
	(read_and_display_attr_value): Handle sup forms.
	(display_debug_sup): New function.  Displays the contents of a
	.debug_sup section.
	(load_debug_sup_file): New function.  Loads the contents of a file
	referenced by a .debug_sup section.
	(check_for_and_load_links): Call load_debug_sup_file.
	(debug_displays): Add entry for .debug_sup.
	* dwarf.h (enum dwarf_section_display_enum): Add debug_sup.
	* readelf.c (process_section_headers): Add support for debug_sup.
	* doc/debug.options.texi: Note that the =links option will display
	the contents of .debug_sup sections.
	* NEWS: Mention the new support.

2021-02-25  Alan Modra  <amodra@gmail.com>

	PR 27456
	* rename.c (simple_copy): Mark target_stat ATTRIBUTE_UNUSED.

2021-02-24  Nick Clifton  <nickc@redhat.com>

	PR 27285
	* od-elf32_avr.c (elf32_avr_get_memory_usage): Check for overflows
	when adding together the section sizes.

2021-02-24  Nick Clifton  <nickc@redhat.com>

	* objcopy.c (merge_gnu_build_notes): Remove support for v1/v2 GNU
	build notes.
	* readelf.c (print_gnu_build_attribute_description): Likewise.

2021-02-24  Alan Modra  <amodra@gmail.com>
	    Siddhesh Poyarekar  <siddhesh@gotplt.org>

	PR 27456
	* bucomm.h (smart_rename): Update prototype.
	* rename.c (smart_rename): Add fromfd and preserve_dates params.
	Pass fromfd and target_stat to simple_copy.  Call set_times
	when preserve_dates.
	(simple_copy): Accept fromfd rather than from filename.  Add
	target_stat param.  Rewind fromfd rather than opening.  Open
	"to" file without O_CREAT.  Try to preserve S_ISUID and S_ISGID.
	* ar.c (write_archive): Rename ofd to tmpfd.  Dup tmpfd before
	closing output temp file, and pass tmpfd to smart_rename.
	* arsup.c (temp_fd): Rename from real_fd.
	(ar_save): Dup temp_fd and pass to smart_rename.
	* objcopy.c (strip_main, copy_main): Likewise, and pass
	preserve_dates.

2021-02-24  Alan Modra  <amodra@gmail.com>

	PR 27456
	* rename.c: Tidy throughout.
	(smart_rename): Always copy.  Remove windows specific code.

2021-02-20  Alan Modra  <amodra@gmail.com>

	* testsuite/lib/binutils-common.exp: Whitespace fixes throughout.
	(run_dump_test): Fail if expecting errors from a file like we do
	for error strings, if no error is seen.

2021-02-19  Alan Modra  <amodra@gmail.com>

	* testsuite/binutils-all/readelf.exp (pr26548): Run for 32-bit too.

2021-02-19  Siddhesh Poyarekar  <siddhesh@gotplt.org>

	* ar.c (write_archive): Remove TARGET_STAT.  Adjust call to
	SMART_RENAME.
	* arsup.c (ar_save): Likewise.
	* objcopy (strip_main): Don't copy TMPFD.  Don't set times on
	temporary file and adjust call to SMART_RENAME.
	(copy_main): Likewise.
	* rename.c [!S_ISLNK]: Remove definitions.
	(try_preserve_permissions): Remove function.
	(smart_rename): Remove FD, PRESERVE_DATES arguments.  Use
	rename system call only if TO does not exist.
	* bucomm.h (smart_rename): Adjust declaration.

2021-02-18  Nick Clifton  <nickc@redhat.com>

	* objcopy.c (merge_gnu_build_notes): Handle notes with a start
	address that is higher than the end address.

2021-02-17  Alan Modra  <amodra@gmail.com>

	* dwarf.c: Include limits.h.
	(CHAR_BIT): Provide backup define.
	(read_leb128): Use CHAR_BIT to size "result" in bits.  Correct
	signed overflow checking.
	* testsuite/binutils-all/pr26548.s,
	* testsuite/binutils-all/pr26548.d,
	* testsuite/binutils-all/pr26548e.d: New tests.
	* testsuite/binutils-all/readelf.exp: Run them.
	(readelf_test): Drop unused "xfails" parameter.  Update all uses.

2021-02-16  Jan Beulich  <jbeulich@suse.com>

	* dwarf.c (process_debug_info): Initialize "dwo_id".

2021-02-15  Alan Modra  <amodra@gmail.com>

	* objdump.c (load_specific_debug_section): Don't call
	bfd_cache_section_contents.  Rearrange so that
	bfd_get_full_section_contents is not called on path where
	bfd_simple_get_relocated_section_contents is called.
	Don't set section->user_data.
	(free_debug_section): Always free section->start.  Don't twiddle
	section flags.
	* readelf.c (load_specific_debug_section): Don't set user_data.
	* dwarf.h (struct dwarf_section): Remove use_data field.
	* dwarf.c (NO_ABBREVS, ABBREV): Adjust to suit.

2021-02-15  Alan Modra  <amodra@gmail.com>

	* testsuite/binutils-all/compress.exp: Remove nds32 xfails.
	* testsuite/binutils-all/objdump.exp: Likewise.

2021-02-14  Alan Modra  <amodra@gmail.com>

	* objdump.c (slurp_symtab): Don't add an extra entry for NULL
	to the symbol array.
	(slurp_dynamic_symtab): Likewise.
	(dump_bfd): Formatting.  Copy terminating NULL from extra_syms.

2021-02-14  Alan Modra  <amodra@gmail.com>

	* Makefile.in: Regenerate.
	* doc/Makefile.in: Regenerate.

2021-02-13  Mike Frysinger  <vapier@gentoo.org>

	* aclocal.m4: Regenerate.

2021-02-12  Nick Clifton  <nickc@redhat.com>

	* configure.ac (follow-debug-links): Add option to enable or
	disable the following of debug links by default.  Set the
	default for the option to be 'follow'.
	* dwarf.c (do_follow_links): Initialise with DEFAULT_FOR_FOLLOW_LINKS.
	(dwarf_select_sections_by_names): Add no-follow-links option.
	(dwarf_select_sections_by_letter): Add 'N' option.
	* objdump.c (usage): Add conditional text describing the
	follow links option.
	(slurp_symtab): Ensure that there is a NULL entry at the end
	of the symbol table.
	(slurp_dynamic_symtab): Likewise.
	(dump_bfd): When extending the symbol table, ensure that there
	is still a NULL entry at the end.
	* readelf.c (usage): Add conditional text describing the
	follow links option.
	* doc/binutils.texi: Update documentation for objcopy and
	readelf.
	* doc/debug.options.texi: Update documentation of the
	follow-links option.
	* config.in: Regenerate.
	* configure: Regenerate.
	* testsuite/binutils-all/compress.exp: Add the -WN option to
	objdump command lines that are not expecting to follow links.
	* testsuite/binutils-all/readelf.exp: Add the
	--debug-dump=no-follow-links option to tests that are not
	expecting to follow debug links.
	* NEWS: Mention the new behaviour.

2021-02-12  Alan Modra  <amodra@gmail.com>

	* testsuite/binutils-all/objcopy.exp: Report "unsupported" when
	gas or ld fails to build a testcase rather than "unresolved".
	Report "fail" when readelf returns an error status rather than
	"unresolved".
	* testsuite/binutils-all/ar.exp: Likewise.
	* testsuite/binutils-all/compress.exp: Likewise.
	* testsuite/binutils-all/readelf.exp: Likewise.

2021-02-12  Alan Modra  <amodra@gmail.com>

	* testsuite/binutils-all/pr25662.s: Replace "a" with "aaa" and
	"c" with "ccc" labels.

2021-02-12  Tom de Vries  <tdevries@suse.de>

	* dwarf.h (debug_info): Fix typo in comment.

2021-02-12  Tom de Vries  <tdevries@suse.de>

	* dwarf.c (display_debug_str_offsets): Handle multiple sets of
	entries.

2021-02-12  Tom de Vries  <tdevries@suse.de>

	* dwarf.c (process_debug_info): Print DWO ID.

2021-02-11  Alan Modra  <amodra@gmail.com>

	PR 27290
	PR 27293
	PR 27295
	* od-elf32_avr.c (elf32_avr_get_note_section_contents): Formatting.
	Use bfd_malloc_and_get_section.
	(elf32_avr_get_note_desc): Formatting.  Return descsz.  Sanity
	check namesz.  Return NULL if descsz is too small.  Ensure
	string table is terminated.
	(elf32_avr_get_device_info): Formatting.  Add note_size param.
	Sanity check note.
	(elf32_avr_dump_mem_usage): Adjust to suit.

2021-02-10  Tom de Vries  <tdevries@suse.de>

	PR binutils/27391
	* dwarf.c (load_dwo_file): Handle case that name is absolute path.

2021-02-10  Tom de Vries  <tdevries@suse.de>

	PR binutils/27371
	* dwarf.c (display_debug_ranges): Filter range lists according to
	section.

2021-02-09  Tom de Vries  <tdevries@suse.de>

	PR binutils/27370
	* dwarf.c (get_type_abbrev_from_form): Handle DW_FORM_ref_sig8.

2021-02-09  Tom de Vries  <tdevries@suse.de>

	PR binutils/27386
	* dwarf.c (process_debug_info): Handling DW_UT_skeleton and
	DW_UT_split_compile.

2021-02-09  Alan Modra  <amodra@gmail.com>

	* testsuite/lib/binutils-common.exp (supports_gnu_osabi): Remove
	symbianelf.

2021-02-07  Alan Modra  <amodra@gmail.com>

	* unwind-ia64.c (unw_print_xyreg): Don't leave output buffer
	uninitialised on invalid input.

2021-02-06  Alan Modra  <amodra@gmail.com>

	PR 27349
	* rename.c (smart_rename): Test for existence and type of output
	file with lstat.

2021-02-05  Nick Clifton  <nickc@redhat.com>

	* MAINTAINERS: Remove Richard Henderson as the ALPHA maintainer.

2021-02-05  Eli Zaretskii  <eliz@gnu.org>

	PR 27252
	* elfedit.c (check_file):
	* bucomm.c (get_file_size): Fix typos in comments.

2021-02-05  Alan Modra  <amodra@gmail.com>

	PR 27345
	* arsup.c (ar_save): Use stat rather than lstat.

2021-02-03  Alan Modra  <amodra@gmail.com>

	PR 27270
	PR 27284
	PR 26945
	* ar.c: Don't include libbfd.h.
	(write_archive): Replace xmalloc+strcpy with xstrdup.  Use
	bfd_stat rather than fstat on iostream.  Move stat and fd tests
	outside of _WIN32 ifdef.  Delete skip_stat variable.
	* arsup.c (temp_name, real_ofd): New static variables.
	(ar_open): Use make_tempname and bfd_fdopenw.
	(ar_save): Adjust to suit ar_open changes.  Move stat output
	of _WIN32 ifdef.
	* objcopy.c: Don't include libbfd.h.
	(copy_file): Use bfd_stat.

2021-02-02  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/27281
	* readelf.c (process_section_headers): Add 'R' and 'D' to
	"Key to Flags:".
	* testsuite/binutils-all/retain1a.d: Updated.

2021-01-30  Nick Clifton  <nickc@redhat.com>

	* README-how-to-make-a-release: Small updates after the 2.35.2
	release.

2021-01-28  Eli Zaretskii  <eliz@gnu.org>

	PR 4356
	* windres.c (quot): Use double quotes to protect strings on
	Windows platforms.

2021-01-28  Eli Zaretskii  <eliz@gnu.org>

	PR 27252
	* bucomm.c (get_file_size): Add code to handle /dev/null on
	Windows systems.
	* elfedit.c (check_file): Likewise.

2021-01-27  Nick Clifton  <nickc@redhat.com>

	* objcopy.c (copy_main): Remove conditional control of the calls
	to free, simplifying the code and making it easier to detect
	typos.

2021-01-26  Frederic Cambus  <fred@statdns.com>

	* objcopy.c (copy_main): Fix a double free happening when both
	--localize-symbols and --globalize-symbols options are invoked
	together.

2021-01-24  Nick Clifton  <nickc@redhat.com>

	* README-how-to-make-a-release: Minor updates after the 2.36 release.

2021-01-16  Alan Modra  <amodra@gmail.com>

	* readelf.c (uncompress_section_contents): Tidy inflateEnd result test.

2021-01-15  Alan Modra  <amodra@gmail.com>

	PR 26539
	* readelf.c (uncompress_section_contents): Always call inflateEnd.

2021-01-14  Alexandre Oliva <oliva@gnu.org>

	* MAINTAINERS: Update my email address.

2021-01-14  Nick Clifton  <nickc@redhat.com>

	* po/sv.po: Updated Swedish translation.

2021-01-13  Alan Modra  <amodra@gmail.com>

	* Makefile.in: Regenerate.
	* doc/Makefile.in: Regenerate.

2021-01-13  Zebediah Figura  <z.figura12@gmail.com>

	PR 27037
	* dlltool.c (i386_trampoline): Adjust %rsp immediately on entry
	and before exit.
	(i386_x64_trampoline): Add SEH annotations.
	(struct mac): Add how_seh field.
	(make_delay_head): If how_set field is true add SEh instructions.

2021-01-12  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/26792
	* configure.ac: Use GNU_MAKE_JOBSERVER.
	* aclocal.m4: Regenerated.
	* configure: Likewise.

2021-01-12  Nick Clifton  <nickc@redhat.com>

	* po/fr.po: Updated French translation.

2021-01-11  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/27173
	* configure: Regenerated.

2021-01-11  Nick Clifton  <nickc@redhat.com>

	* po/pt.po: Updated Portuguese translation.
	* po/sr.po: Updated Serbian translation.
	* po/uk.po: Updated Ukranian translation.

2021-01-09  H.J. Lu  <hongjiu.lu@intel.com>

	* configure: Regenerated.

2021-01-09  Nick Clifton  <nickc@redhat.com>

	* configure: Regenerate.
	* po/binutils.pot: Regenerate.

2021-01-09  Nick Clifton  <nickc@redhat.com>

	* 2.36 release branch crated.
	* README-how-to-make-a-release: Add note about updating Makefiles
	and libtool files.
	* BRANCHES: Add binutils-2.36-branch.

2021-01-09  Alan Modra  <amodra@gmail.com>

	* configure: Regenerate.

2021-01-07  Samuel Thibault  <samuel.thibault@gnu.org>

	* configure: Regenerate.

2021-01-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR 27109
	* objcopy.c (copy_object): Handle section symbols for
	non-relocatable inputs.
	* testsuite/binutils-all/readelf.exp (readelf_test): Check
	is_elf_unused_section_symbols.
	* testsuite/binutils-all/readelf.s-64: Updated.
	* testsuite/binutils-all/readelf.ss: Likewise.
	* testsuite/binutils-all/readelf.ss-64: Likewise.
	* testsuite/binutils-all/readelf.s-64-unused: New file.
	* testsuite/binutils-all/readelf.ss-64-unused: Likewise.
	* testsuite/binutils-all/readelf.ss-unused: Likewise.
	* testsuite/lib/binutils-common.exp
	(is_elf_unused_section_symbols): New proc.

2021-01-06  Reuben Thomas  <rrt@sc3d.org>

	* binutils/readelf.c: Correct grammar in comment.

2021-01-01  Nicolas Boulenguez  <nicolas@debian.org>

	* coffgrok.c (do_type): Correct spelling of auxiliary in errors.
	* doc/binutils.texi: Correct grammar.
	* readelf.c (process_version_sections): Correct spelling of auxiliary
	in warning.
	* testsuite/binutils-all/vax/objdump.exp: Comment grammar fix.

2021-01-01  Alan Modra  <amodra@gmail.com>

	Update year range in copyright notice of all files.

For older changes see ChangeLog-2020
\f
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