Compile objtool with debugging symbols ('-g') to help tools like perf
and gdb understand what it's doing. Combined with '-O2', it's not
always helpful, but it's better than nothing.
Reported-by: Ingo Molnar <mi...@kernel.org>
Signed-off-by: Josh Poimboeuf <jpoim...@redhat.com>
---
tools/objtool/Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile
index e4a6bd5..6765c7e 100644
--- a/tools/objtool/Makefile
+++ b/tools/objtool/Makefile
@@ -27,7 +27,7 @@ OBJTOOL_IN := $(OBJTOOL)-in.o
all: $(OBJTOOL)
INCLUDES := -I$(srctree)/tools/include
-CFLAGS += -Wall -Werror $(EXTRA_WARNINGS) -fomit-frame-pointer -O2
$(INCLUDES)
+CFLAGS += -Wall -Werror $(EXTRA_WARNINGS) -fomit-frame-pointer -O2 -g
$(INCLUDES)
LDFLAGS += -lelf $(LIBSUBCMD)
AWK = awk
--
2.4.3
