Makefile: Enforce DWARF4 output
At this point in time, using DWARF-5 format isn't easy to do by default
with all toolchains that we support. And relying on the implicit
default can lead to mixing 4 and 5 and then the debug info not being
useful to tools. For now, enforce using DWARF-4 only.
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/Makefile b/Makefile
index d48f52f..11efc41 100644
--- a/Makefile
+++ b/Makefile
@@ -761,10 +761,10 @@
# change __FILE__ to the relative path from the srctree
KBUILD_CFLAGS += $(call cc-option,-fmacro-prefix-map=$(srctree)/=)
-KBUILD_CFLAGS += -g
+KBUILD_CFLAGS += -gdwarf-4
# $(KBUILD_AFLAGS) sets -g, which causes gcc to pass a suitable -g<format>
# option to the assembler.
-KBUILD_AFLAGS += -g
+KBUILD_AFLAGS += -gdwarf-4
# Report stack usage if supported
# ARC tools based on GCC 7.1 has an issue with stack usage