kernel 3.10: Explicitly build kernel with -gdwarf-4.

Build the 3.10 kernel explicitly with DWARF v4 (in preparation for
the DWARF v5 migration).

BUG=chromium:1129287
TEST=None

Signed-off-by: cmtice@google.com
Change-Id: I144efc8f033e4ed37876e88bf17e26ffe1fc2c70
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/kernel/+/2421056
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Commit-Queue: Caroline Tice <cmtice@chromium.org>
Tested-by: Caroline Tice <cmtice@chromium.org>
Auto-Submit: Caroline Tice <cmtice@chromium.org>
1 file changed