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authorGeoff Levand <geoff@infradead.org>2013-12-12 03:34:40 +0400
committerMichal Marek <mmarek@suse.cz>2014-01-28 01:03:08 +0400
commit7db436325db821b400328563ed693b09f8c4c46c (patch)
treedde329e8e658046bd30e3ab887a31212c9333131 /Makefile
parent9df62f054406992ce41ec4558fca6a0fa56fffeb (diff)
downloadlinux-7db436325db821b400328563ed693b09f8c4c46c.tar.xz
kbuild: Fix debugging info generation for .S files
Change the debuging info generation flag in KBUILD_AFLAGS from '-gdwarf-2' to '-Wa,--gdwarf-2'. This will properly generate the debugging info for .S files when CONFIG_DEBUG_INFO=y. It seems current gcc does not pass a '--gdwarf-2' option on to the assembler when '-gdwarf-2' is on its command line (note the differece in the gcc and as flags). This change provides the correct assembler flag to gcc, and so does not rely on gcc to emit a flag for the assembler. Signed-off-by: Geoff Levand <geoff@infradead.org> for Huawei, Linaro Signed-off-by: Michal Marek <mmarek@suse.cz>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 685f1bd93281..98becb20a79d 100644
--- a/Makefile
+++ b/Makefile
@@ -625,7 +625,7 @@ endif
ifdef CONFIG_DEBUG_INFO
KBUILD_CFLAGS += -g
-KBUILD_AFLAGS += -gdwarf-2
+KBUILD_AFLAGS += -Wa,--gdwarf-2
endif
ifdef CONFIG_DEBUG_INFO_REDUCED