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[Bug binutils/23919] bfd doesn't handle ELF compressed data alignment
- From: "cvs-commit at gcc dot gnu.org" <sourceware-bugzilla at sourceware dot org>
- To: elfutils-devel at sourceware dot org
- Date: Tue, 27 Nov 2018 12:02:53 +0000
- Subject: [Bug binutils/23919] bfd doesn't handle ELF compressed data alignment
- Auto-submitted: auto-generated
- References: <bug-23919-10460@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=23919
--- Comment #2 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Nick Clifton <nickc@sourceware.org>:
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=4207142d6a5d2359170c5f9a140fc1a2351fbda9
commit 4207142d6a5d2359170c5f9a140fc1a2351fbda9
Author: Mark Wielaard <mark@klomp.org>
Date: Tue Nov 27 11:59:10 2018 +0000
Handle ELF compressed header alignment correctly by setting up the section
alignment correctly for the Elf32_Chdr or Elf64_Chdr type and respect the
ch_addralign field when decompressing the section data.
PR binutils/23919
binutils* readelf.c (dump_sections_as_strings): Remove bogus addralign
check.
(dump_sections_as_bytes): Likewise.
(load_specific_debug_sections): Likewise.
* testsuite/binutils-all/dw2-3.rS: Adjust alignment.
* testsuite/binutils-all/dw2-3.rt: Likewise.
bfd * bfd.c (bfd_update_compression_header): Explicitly set alignment.
(bfd_check_compression_header): Add uncompressed_alignment_power
argument. Check ch_addralign is a power of 2.
* bfd-in2.h: Regenerated.
* compress.c (bfd_compress_section_contents): Get and set
orig_uncompressed_alignment_pow if section is decompressed.
(bfd_is_section_compressed_with_header): Add and get
uncompressed_align_pow_p argument.
(bfd_is_section_compressed): Add uncompressed_align_power argument
to bfd_is_section_compressed_with_header call.
(bfd_init_section_decompress_status): Get and set
uncompressed_alignment_power.
* elf.c (_bfd_elf_make_section_from_shdr): Add
uncompressed_align_power argument to
bfd_is_section_compressed_with_header call.
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