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|
2021-02-25 Alan Modra <amodra@gmail.com>
PR 27441
* elf-bfd.h (struct elf_link_hash_entry): Add ref_ir_nonweak.
* elflink.c (elf_link_add_object_symbols): Set ref_ir_nonweak and
use when deciding an as-needed library should be loaded instead
of using the binding of the library definition.
2021-02-24 Alan Modra <amodra@gmail.com>
PR 27459
* coff-stgo32.c (go32exe_check_format): Sanity check size of
header to avoid a buffer overflow.
2021-02-22 Alan Modra <amodra@gmail.com>
* coff-rs6000.c (_bfd_xcoff_reloc_type_lookup): Remove BFD_RELOC_16.
* coff64-rs6000.c (xcoff64_reloc_type_lookup): Likewise.
2021-02-19 Nelson Chu <nelson.chu@sifive.com>
PR 27158
* elfnn-riscv.c (perform_relocation): Updated encoding macros.
(_bfd_riscv_relax_call): Likewise.
(_bfd_riscv_relax_lui): Likewise.
* elfxx-riscv.c (howto_table): Likewise.
2021-02-18 Nelson Chu <nelson.chu@sifive.com>
* Makefile.am: Added cpu-riscv.h.
* Makefile.in: Regenerated.
* po/SRC-POTFILES.in: Regenerated.
* cpu-riscv.h: Added to support spec versions controlling.
Also added extern arrays and functions for cpu-riscv.c.
(enum riscv_spec_class): Define all spec classes here uniformly.
(struct riscv_spec): Added for all specs.
(RISCV_GET_SPEC_CLASS): Added to reduce repeated code.
(RISCV_GET_SPEC_NAME): Likewise.
(RISCV_GET_ISA_SPEC_CLASS): Added to get ISA spec class.
(RISCV_GET_PRIV_SPEC_CLASS): Added to get privileged spec class.
(RISCV_GET_PRIV_SPEC_NAME): Added to get privileged spec name.
* cpu-riscv.c (struct priv_spec_t): Replaced with struct riscv_spec.
(riscv_get_priv_spec_class): Replaced with RISCV_GET_PRIV_SPEC_CLASS.
(riscv_get_priv_spec_name): Replaced with RISCV_GET_PRIV_SPEC_NAME.
(riscv_priv_specs): Moved below.
(riscv_get_priv_spec_class_from_numbers): Likewise, updated.
(riscv_isa_specs): Moved from include/opcode/riscv.h.
* elfnn-riscv.c: Included cpu-riscv.h.
(riscv_merge_attributes): Initialize in_priv_spec and out_priv_spec.
* elfxx-riscv.c: Included cpu-riscv.h and opcode/riscv.h.
(RISCV_UNKNOWN_VERSION): Moved from include/opcode/riscv.h.
* elfxx-riscv.h: Removed extern functions to cpu-riscv.h.
2021-02-17 Alan Modra <amodra@gmail.com>
* wasm-module.c: Guard include of limits.h.
(CHAR_BIT): Provide backup define.
(wasm_read_leb128): Use CHAR_BIT to size "result" in bits.
Correct signed overflow checking.
2021-02-17 Nelson Chu <nelson.chu@sifive.com>
PR 27200
* elfnn-riscv.c (_bfd_riscv_elf_merge_private_bfd_data): Delay
copying the elf flags from input BFD to output BFD, until we have
checked if the input BFD has no code section or not. Also fix the
problem that we only check the first section rather than the entire
sections for input BFD.
2021-02-16 Alan Modra <amodra@gmail.com>
* libbfd.c (_bfd_read_unsigned_leb128): Avoid excessive shift.
(_bfd_safe_read_leb128, _bfd_read_signed_leb128): Likewise.
2021-02-15 Jan Beulich <jbeulich@suse.com>
* doc/Makefile.am: Replace "cp -p" by "$(LN_S)".
* doc/Makefile.in: Re-generate.
2021-02-15 Alan Modra <amodra@gmail.com>
* elf32-nds32.c (nds32_get_section_contents): Replace
bfd_malloc_and_get_section with bfd_get_full_section_contents.
(nds32_elf_relax_delete_blanks): Init contents.
(nds32_elf_relax_section, nds32_relax_fp_as_gp): Likewise.
2021-02-15 Alan Modra <amodra@gmail.com>
* coff-alpha.c (alpha_ecoff_get_relocated_section_contents): Use
bfd_get_full_section_contents.
2021-02-14 Alan Modra <amodra@gmail.com>
* elfxx-mips.c (_bfd_elf_mips_get_relocated_section_contents): Apply
all fixes to bfd_generic_get_relocated_section_contents since this
function was split out.
2021-02-11 Alan Modra <amodra@gmail.com>
* config.bfd: Remove ia64 from obsolete list.
2021-02-11 Alan Modra <amodra@gmail.com>
PR ld/22269
* elfnn-ia64.c: Revert 2017-10-14 git commit db41f6eb5234.
2021-02-11 Alan Modra <amodra@gmail.com>
PR 27294
* elf32-avr.c (avr_elf32_load_records_from_section): Use
bfd_malloc_and_get_section. Use bfd_byte* vars and remove then
unnecessary casts.
2021-02-11 Alan Modra <amodra@gmail.com>
PR 27291
* section.c (bfd_get_section_contents): Avoid possible overflow
when range checking offset and count.
(bfd_set_section_contents): Likewise.
2021-02-03 Nick Alcock <nick.alcock@oracle.com>
* configure.ac (SHARED_LIBADD): Remove explicit -lintl population in
favour of LIBINTL.
* configure: Regenerated.
2021-02-09 Alan Modra <amodra@gmail.com>
* config.bfd (arm*-*-symbianelf*): Move from obsolete to removed.
* configure.ac: Delete symbian entries.
* elf-bfd.h (enum elf_target_os): Delete is_symbian.
* elf32-arm.c: Remove symbian support. Formatting.
* targets.c: Delete symbian entries.
* configure: Regenerate.
2021-02-04 H.J. Lu <hongjiu.lu@intel.com>
PR ld/19609
* elf64-x86-64.c (elf_x86_64_relocate_section): Provide more
info when failed to convert GOTPCREL relocation.
2021-02-04 Nelson Chu <nelson.chu@sifive.com>
* elfxx-riscv.c (riscv_parse_prefixed_ext): Removed zb*.
2021-02-04 Alan Modra <amodra@gmail.com>
PR 27311
* elflink.c (elf_link_add_object_symbols): Don't pull in as-needed
libraries for IR references on pass over libraries after LTO
recompilation.
2021-02-03 Alan Modra <amodra@gmail.com>
PR 27311
* elflink.c (_bfd_elf_add_default_symbol): Revert last two changes.
(elf_link_add_object_symbols): Here too. Don't pull in as-needed
libraries when H is an indirect symbol after calling
_bfd_elf_add_default_symbol.
2021-02-03 Alan Modra <amodra@gmail.com>
PR 27311
* elflink.c (_bfd_elf_add_default_symbol): Clear override when
undecorated symbol will have a different version.
2021-02-02 Alan Modra <amodra@gmail.com>
PR 27311
* elflink.c (_bfd_elf_add_default_symbol): Add override parameter.
Use when handling default versioned symbol. Rename existing
override variable to nondef_override and use for non-default
versioned symbol.
(elf_link_add_object_symbols): Adjust call to suit. Don't
pull in as-needed libraries when override is set.
2021-02-01 Emery Hemingway <ehmry@posteo.net>
* config.bfd: Add *-*-genode* as a target for AArch64 and x86.
2021-02-01 Egor Vishnyakov <lenvampir@yandex.ru>
PR 27254
* elf32-rl78.c (rl78_elf_relocate_section): Fix calculation of
offset for the R_RL78_RH_SADDR relocation.
2021-01-29 Alan Modra <amodra@gmail.com>
PR 27271
* elflink.c (bfd_elf_link_record_dynamic_symbol): Don't segfault
on symbols defined in absolute or other special sections.
2021-01-28 Alan Modra <amodra@gmail.com>
PR 27259
* elflink.c (_bfd_elf_gc_mark_extra_sections): Use linker_mark to
prevent endless looping of linked-to sections.
2020-12-17 Mihails Strasuns <mihails.strasuns@intel.com>
* bfd-elf.h (elfcore_write_file_note): New function.
* elf.c (elfcore_write_file_note): New function.
2021-01-26 Alan Modra <amodra@gmail.com>
* elf32-ft32.c (ft32_reloc_type_lookup): Don't miss ft32_reloc_map[0].
2021-01-24 H.J. Lu <hongjiu.lu@intel.com>
PR binutils/27231
* dwarf2.c (read_rnglists): Ignore empty range when parsing line
number tables.
2021-01-23 H.J. Lu <hongjiu.lu@intel.com>
PR binutils/27231
* dwarf2.c (read_rnglists): Advance rngs_ptr after
_bfd_safe_read_leb128 when parsing DW_RLE_offset_pair.
2021-01-20 Alan Modra <amodra@gmail.com>
* elf32-ppc.c: Delete outdated comment.
(TARGET_KEEP_UNUSED_SECTION_SYMBOLS): Define.
* elf64-ppc.c (TARGET_KEEP_UNUSED_SECTION_SYMBOLS): Define.
2021-01-20 Alan Modra <amodra@gmail.com>
* elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Don't assume
section symbols are present.
2021-01-19 Alan Modra <amodra@gmail.com>
* elf64-ppc.c (elf_hash_entry): New inline function. Use
throughout to replace casts.
(branch_reloc_hash_match): Remove const from params.
(use_local_plt): New function.
(allocate_dynrelocs, ppc_build_one_stub, ppc_size_one_stub),
(build_global_entry_stubs_and_plt, ppc64_elf_relocate_section):
Use use_local_plt.
* elf32-ppc.c (use_local_plt): New function.
(allocate_dynrelocs, ppc_elf_relocate_section),
(write_global_sym_plt): Use use_local_plt.
2021-01-17 H.J. Lu <hongjiu.lu@intel.com>
PR ld/27193
* elflink.c (elf_create_symbuf): Also ignore section symbols.
2021-01-16 H.J. Lu <hongjiu.lu@intel.com>
PR ld/23169
* elfxx-x86.c (_bfd_x86_elf_link_fixup_ifunc_symbol): Don't
check pointer_equality_needed.
2021-01-15 H.J. Lu <hongjiu.lu@intel.com>
* elf-linker-x86.h (elf_linker_x86_params): Add
report_relative_reloc.
* elf32-i386.c (elf_i386_relocate_section): Call
_bfd_x86_elf_link_report_relative_reloc to report relative
relocations for -z report-relative-reloc.
(elf_i386_finish_dynamic_symbol): Likewse.
* elf64-x86-64.c (elf_x86_64_relocate_section): Likewse.
(elf_x86_64_finish_dynamic_symbol): Likewse.
* elfxx-x86.c (_bfd_x86_elf_link_report_relative_reloc): New
function.
* elfxx-x86.h (_bfd_x86_elf_link_report_relative_reloc): New
prototype.
2021-01-16 Alan Modra <amodra@gmail.com>
* compress.c (decompress_contents): Tidy inflateEnd result test.
2021-01-16 Alan Modra <amodra@gmail.com>
PR 26002
* elflink.c (elf_link_output_extsym): Use version 1 in
.gnu.version for undefined unversioned symbols.
2021-01-15 Nelson Chu <nelson.chu@sifive.com>
* elfnn-riscv.c (riscv_relax_delete_bytes): Fixed the indent that
caused the by previous commit accidentally.
2021-01-15 Nelson Chu <nelson.chu@sifive.com>
* elfnn-riscv.c: Indent, labels and GNU coding standards tidy,
also aligned the code.
2021-01-15 Nelson Chu <nelson.chu@sifive.com>
* elfnn-riscv.c (riscv_merge_attributes): Fix typos of messages.
2021-01-15 Nelson Chu <nelson.chu@sifive.com>
* elfnn-riscv.c: Comments tidy and improvement.
* elfxx-riscv.c: Likewise.
* elfxx-riscv.h: Likewise.
2021-01-14 H.J. Lu <hongjiu.lu@intel.com>
PR ld/26688
* elf32-bfin.c (bfinfdpic_relocate_section): Skip non SEC_ALLOC
section for R_BFIN_FUNCDESC.
2021-01-14 Nick Clifton <nickc@redhat.com>
* elf.c (elfcore_grok_win32pstatus): Check for a note type of 0.
2021-01-13 Alan Modra <amodra@gmail.com>
* Makefile.in: Regenerate.
* doc/Makefile.in: Regenerate.
2021-01-13 Alan Modra <amodra@gmail.com>
PR 27160
* section.c (struct bfd_section): Remove pattern field.
(BFD_FAKE_SECTION): Adjust to suit.
* bfd-in2.h: Regenerate.
* elflink.c (compare_link_order, elf_fixup_link_order): Delete.
(bfd_elf_final_link): Don't call elf_fixup_link_order.
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 H.J. Lu <hongjiu.lu@intel.com>
PR ld/27171
* reloc.c (bfd_perform_relocation): Adjust R_AMD64_DIR64 and
R_AMD64_DIR32 relocations for PE/x86-64 inputs.
2021-01-11 H.J. Lu <hongjiu.lu@intel.com>
PR ld/27173
* configure: Regenerated.
2021-01-11 Nick Clifton <nickc@redhat.com>
* po/fr.po: Updated French translation.
* 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 H.J. Lu <hongjiu.lu@intel.com>
PR ld/27166
* elfxx-x86.c (_bfd_x86_elf_merge_gnu_properties): Handle
-z lam-u48 and -z lam-u57.
2021-01-09 Nick Clifton <nickc@redhat.com>
* version.m4: Change to 2.36.50.
* configure: Regenerate.
* po/bfd.pot: Regenerate.
2021-01-09 Nick Clifton <nickc@redhat.com>
* 2.36 release branch crated.
2021-01-08 H.J. Lu <hongjiu.lu@intel.com>
* elfxx-x86.c (_bfd_x86_elf_link_setup_gnu_properties): Also set
LAM_U57 when setting LAM_U48.
2021-01-08 H.J. Lu <hongjiu.lu@intel.com>
PR ld/26256
PR ld/27160
* elflink.c (elf_fixup_link_order): Verify that fixing up
SHF_LINK_ORDER doesn't increase the output section size.
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
* aix386-core.c (core_aix386_vec): Initialize
keep_unused_section_symbol to TARGET_KEEP_UNUSED_SECTION_SYMBOLS.
* aout-target.h (MY (vec)): Likewise.
* binary.c (binary_vec): Likewise.
* cisco-core.c (core_cisco_be_vec): Likewise.
(core_cisco_le_vec): Likewise.
* coff-alpha.c (alpha_ecoff_le_vec): Likewise.
* coff-i386.c (TARGET_SYM): Likewise.
(TARGET_SYM_BIG): Likewise.
* coff-ia64.c (TARGET_SYM): Likewise.
* coff-mips.c (mips_ecoff_le_vec): Likewise.
(mips_ecoff_be_vec): Likewise.
(mips_ecoff_bele_vec): Likewise.
* coff-rs6000.c (rs6000_xcoff_vec): Likewise.
(powerpc_xcoff_vec): Likewise.
* coff-sh.c (sh_coff_small_vec): Likewise.
(sh_coff_small_le_vec): Likewise.
* coff-tic30.c (tic30_coff_vec): Likewise.
* coff-tic54x.c (tic54x_coff0_vec): Likewise.
(tic54x_coff0_beh_vec): Likewise.
(tic54x_coff1_vec): Likewise.
(tic54x_coff1_beh_vec): Likewise.
(tic54x_coff2_vec): Likewise.
(tic54x_coff2_beh_vec): Likewise.
* coff-x86_64.c (TARGET_SYM): Likewise.
(TARGET_SYM_BIG): Likewise.
* coff64-rs6000.c (rs6000_xcoff64_vec): Likewise.
(rs6000_xcoff64_aix_vec): Likewise.
* coffcode.h (CREATE_BIG_COFF_TARGET_VEC): Likewise.
(CREATE_BIGHDR_COFF_TARGET_VEC): Likewise.
(CREATE_LITTLE_COFF_TARGET_VEC): Likewise.
* elfxx-target.h (TARGET_BIG_SYM): Likewise.
(TARGET_LITTLE_SYM): Likewise.
* hppabsd-core.c (core_hppabsd_vec): Likewise.
* hpux-core.c (core_hpux_vec): Likewise.
* i386msdos.c (i386_msdos_vec): Likewise.
* ihex.c (ihex_vec): Likewise.
* irix-core.c (core_irix_vec): Likewise.
* mach-o-target.c (TARGET_NAME): Likewise.
* mmo.c (mmix_mmo_vec): Likewise.
* netbsd-core.c (core_netbsd_vec): Likewise.
* osf-core.c (core_osf_vec): Likewise.
* pdp11.c (MY (vec)): Likewise.
* pef.c (pef_vec): Likewise.
(pef_xlib_vec): Likewise.
* plugin.c (plugin_vec): Likewise.
* ppcboot.c (powerpc_boot_vec): Likewise.
* ptrace-core.c (core_ptrace_vec): Likewise.
* sco5-core.c (core_sco5_vec): Likewise.
* som.c (hppa_som_vec): Likewise.
* srec.c (srec_vec): Likewise.
(symbolsrec_vec): Likewise.
* tekhex.c (tekhex_vec): Likewise.
* trad-core.c (core_trad_vec): Likewise.
* verilog.c (verilog_vec): Likewise.
* vms-alpha.c (alpha_vms_vec): Likewise.
* vms-lib.c (alpha_vms_lib_txt_vec): Likewise.
* wasm-module.c (wasm_vec): Likewise.
* xsym.c (sym_vec): Likewise.
* elf.c (ignore_section_sym): Return TRUE if BSF_SECTION_SYM_USED
isn't set.
(elf_map_symbols): Don't include ignored section symbols.
* elfcode.h (elf_slurp_symbol_table): Also set
BSF_SECTION_SYM_USED on STT_SECTION symbols.
* elflink.c (bfd_elf_final_link): Generated section symbols only
when emitting relocations or reqired.
* elfxx-x86.h (TARGET_KEEP_UNUSED_SECTION_SYMBOLS): New.
* syms.c (BSF_SECTION_SYM_USED): New.
* targets.c (TARGET_KEEP_UNUSED_SECTION_SYMBOLS): New.
(bfd_target): Add keep_unused_section_symbols.
(bfd_keep_unused_section_symbols): New.
* bfd-in2.h: Regenerated.
2021-01-07 Nick Clifton <nickc@redhat.com>
PR 25713
* bfdio.c (_bfd_real_fopen): For Win32 convert relative paths to
absolute paths and check to see if they are longer than MAX_PATH.
2021-01-07 Philipp Tomsich <prt@gnu.org>
* elfxx-riscv.c (riscv_std_z_ext_strtab): Added zihintpause.
2021-01-07 Claire Xenia Wolf <claire@symbioticeda.com>
Jim Wilson <jimw@sifive.com>
Andrew Waterman <andrew@sifive.com>
Maxim Blinov <maxim.blinov@embecosm.com>
Kito Cheng <kito.cheng@sifive.com>
Nelson Chu <nelson.chu@sifive.com>
* elfxx-riscv.c (riscv_std_z_ext_strtab): Added zba, zbb and zbc.
2021-01-06 H.J. Lu <hongjiu.lu@intel.com>
* elf32-bfin.c (bfin_check_relocs): Check bfd_link_hash_indirect.
(bfinfdpic_check_relocs): Likewise.
2021-01-06 Alan Modra <amodra@gmail.com>
* elf32-score.c (s3_bfd_score_info_to_howto): Report an error
on unknown r_type.
* elf32-score7.c (s7_bfd_score_info_to_howto): Likewise.
2021-01-06 Alan Modra <amodra@gmail.com>
* config.bfd (sparc-*-solaris2*): Add sparc_elf32_vec.
(sparc64-*-solaris2*): Add sparc_elf64_vec and
sparc_elf32_vec.
2021-01-06 Marcus Comstedt <marcus@mc.pp.se>
* config.bfd: Added targets riscv64be*-*-*, riscv32be*-*-* and
riscvbe*-*-*. Also added riscv_elf[32|64]_be_vec.
* configure.ac: Handle riscv_elf[32|64]_be_vec.
* configure: Regenerate.
* elfnn-riscv.c: Include <limits.h> and define CHAR_BIT for
riscv_is_insn_reloc.
(riscv_get_insn): RISC-V instructions are always little endian, but
bfd_get may be used for big-endian, so add new riscv_get_insn to handle
the insturctions.
(riscv_put_insn): Likewsie.
(riscv_is_insn_reloc): Check if we are relocaing an instruction.
(perform_relocation): Call riscv_is_insn_reloc to decide if we should
use riscv_[get|put]_insn or bfd_[get|put].
(riscv_zero_pcrel_hi_reloc): Use riscv_[get|put]_insn, bfd_[get|put]l32
or bfd_[get|put]l16 for code.
(riscv_elf_relocate_section): Likewise.
(riscv_elf_finish_dynamic_symbol): Likewise.
(riscv_elf_finish_dynamic_sections): Likewise.
(_bfd_riscv_relax_call): Likewise.
(_bfd_riscv_relax_lui): Likewise.
(_bfd_riscv_relax_align): Likewise.
(_bfd_riscv_relax_pc): Likewise.
(riscv_elf_object_p): Handled for big endian.
(TARGET_BIG_SYM, TARGET_BIG_NAME): Defined.
* targets.c: Add riscv_elf[32|64]_be_vec.
(_bfd_target_vector): Likewise.
2021-01-05 Alan Modra <amodra@gmail.com>
* elflink.c (bfd_elf_link_record_dynamic_symbol): Handle no_export
for relocatable executable.
2021-01-05 Alan Modra <amodra@gmail.com>
* vms-alpha.c (_bfd_vms_slurp_egsd): Read flags after size check.
2021-01-05 Nelson Chu <nelson.chu@sifive.com>
* elfnn-riscv.c (allocate_dynrelocs): When we are generating pde,
make sure gp symbol is output as a dynamic symbol.
2021-01-04 H.J. Lu <hongjiu.lu@intel.com>
PR ld/26256
* elflink.c (compare_link_order): Place unordered sections before
ordered sections.
(elf_fixup_link_order): Add a link info argument. Allow mixed
ordered and unordered input sections for non-relocatable link.
Sort the consecutive bfd_indirect_link_order sections with the
same pattern. Change the offsets of the bfd_indirect_link_order
sections only.
(bfd_elf_final_link): Pass info to elf_fixup_link_order.
* section.c (bfd_section): Add pattern.
(BFD_FAKE_SECTION): Initialize pattern to NULL.
* bfd-in2.h: Regenerated.
2021-01-04 Alexander Fedotov <alfedotov@gmail.com>
* elf32-arm.c (elf32_arm_print_private_bfd_data): Prefix hex value
of private flags with 0x.
* elfnn-aarch64.c (elfNN_aarch64_print_private_bfd_data): Likewise.
2021-01-04 Alan Modra <amodra@gmail.com>
PR 26822
* elflink.c (elf_link_input_bfd): Use the file base name in
linker generated STT_FILE symbols.
2021-01-04 Nelson Chu <nelson.chu@sifive.com>
* elfxx-riscv.c (riscv_compare_subsets): Removed static.
* elfxx-riscv.h: Add declaration.
* elfnn-riscv.c (riscv_merge_multi_letter_ext): Use
riscv_compare_subsets to check the orders.
(riscv_skip_prefix): Removed.
(riscv_prefix_cmp): Removed.
2021-01-04 Alan Modra <amodra@gmail.com>
PR 26741
* elfxx-riscv.c (riscv_parse_prefixed_ext): Free subset after
calculating subset version length.
2021-01-01 Nicolas Boulenguez <nicolas@debian.org>
* xcofflink.c: Correct spelling in comments.
2021-01-01 Alan Modra <amodra@gmail.com>
Update year range in copyright notice of all files.
For older changes see ChangeLog-2020
Copyright (C) 2021 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
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