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elfutils/elfutils-0.170-Wpackednotaligned.patch
Richard Biener 3e2c8790d2 Accepting request 584787 from home:rguenther:branches:Base:System
- Update to version 0.170
  libdw: Added new DWARF5 attribute, tag, character encoding, language code,
         calling convention, defaulted member function and macro constants
         to dwarf.h.
	 New functions dwarf_default_lower_bound and dwarf_line_file.
	 dwarf_peel_type now handles DWARF5 immutable, packed and shared tags.
	 dwarf_getmacros now handles DWARF5 .debug_macro sections.
  strip: Add -R, --remove-section=SECTION and --keep-section=SECTION.
  backends: The bpf disassembler is now always build on all platforms.
- Includes changes in 0.169
  backends: Add support for EM_PPC64 GNU_ATTRIBUTES.
            Frame pointer unwinding fallback support for i386, x86_64, aarch64.
  translations: Update Polish translation.
- Remove obsolete 0001-backends-Add-support-for-EM_PPC64-GNU_ATTRIBUTES.patch 
  and ppc-machine-flags.patch
- Add elfutils-0.170-stripnothing.patch to robustify test and avoid a FAIL.
- Add elfutils-0.170-Wpackednotaligned.patch to fix build with GCC 8.
  (boo#1084637)

OBS-URL: https://build.opensuse.org/request/show/584787
OBS-URL: https://build.opensuse.org/package/show/Base:System/elfutils?expand=0&rev=104
2018-03-12 08:21:17 +00:00

44 lines
1.7 KiB
Diff

commit ab6b37ac32ddf2f2f11f800a770170814f5cbb8b
Author: Mark Wielaard <mark@klomp.org>
Date: Tue Oct 24 14:23:30 2017 +0200
backends: Ignore GCC8 -Wpacked-not-aligned for m68k_corenote.c.
The GCC8 -Wpacked-not-aligned warns if a structure field with explicit
padding in a packed structure will be misaligned. m68k prstatus core
notes are described by a packed structure which has such aligned structure
fields.
Signed-off-by: Mark Wielaard <mark@klomp.org>
diff --git a/backends/Makefile.am b/backends/Makefile.am
index 0fde0cb0..2c62add2 100644
--- a/backends/Makefile.am
+++ b/backends/Makefile.am
@@ -119,6 +119,13 @@ m68k_SRCS = m68k_init.c m68k_symbol.c m68k_regs.c \
libebl_m68k_pic_a_SOURCES = $(m68k_SRCS)
am_libebl_m68k_pic_a_OBJECTS = $(m68k_SRCS:.c=.os)
+# m68k prstatus core notes are described by a packed structure
+# which has not naturally aligned fields. Since we don't access
+# these fields directly, but take their offset to be used later
+# to extract the data through elfxx_xlatetom/memmove, this isn't
+# an issue.
+m68k_corenote_no_Wpacked_not_aligned = yes
+
bpf_SRCS = bpf_init.c bpf_regs.c
cpu_bpf = ../libcpu/libcpu_bpf.a
libebl_bpf_pic_a_SOURCES = $(bpf_SRCS)
diff --git a/config/eu.am b/config/eu.am
index 796f3883..05c27f02 100644
--- a/config/eu.am
+++ b/config/eu.am
@@ -74,6 +74,7 @@ AM_CFLAGS = -std=gnu99 -Wall -Wshadow -Wformat=2 \
$(if $($(*F)_no_Werror),,-Werror) \
$(if $($(*F)_no_Wunused),,-Wunused -Wextra) \
$(if $($(*F)_no_Wstack_usage),,$(STACK_USAGE_WARNING)) \
+ $(if $($(*F)_no_Wpacked_not_aligned),-Wno-packed-not-aligned,) \
$($(*F)_CFLAGS)
COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage, $(COMPILE))