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authorMark Wielaard <mark@klomp.org>2017-10-24 14:23:30 +0200
committerMark Wielaard <mark@klomp.org>2017-10-26 16:26:37 +0200
commitab6b37ac32ddf2f2f11f800a770170814f5cbb8b (patch)
tree373f570b4d17ba3ac6fc7411460928b3a5ddc6ce /backends
parenta5c72418f5373e8f75a5260c1e75d3f74747f168 (diff)
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>
Diffstat (limited to 'backends')
-rw-r--r--backends/ChangeLog4
-rw-r--r--backends/Makefile.am7
2 files changed, 11 insertions, 0 deletions
diff --git a/backends/ChangeLog b/backends/ChangeLog
index 8c3f42c6..190ae968 100644
--- a/backends/ChangeLog
+++ b/backends/ChangeLog
@@ -1,3 +1,7 @@
+2017-10-24 Mark Wielaard <mark@klomp.org>
+
+ * Makefile.am (m68k_corenote_no_Wpacked_not_aligned): New variable.
+
2017-08-18 Ulf Hermann <ulf.hermann@qt.io>
* linux-core-note.c: Use attribute_packed.
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)