microbenchmarks: update to _FORTIFY_SOURCE=3
Since this project explicitly specifies its FORTIFY level, update it to
the level CrOS wants to move to. This isn't _removed_, since it's copied
from a template file, and consistency with that seems useful.
BUG=b:288411201
TEST=CQ+1
Change-Id: I38321ba9cc61f756907b62b519542f5f070791ae
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/microbenchmarks/+/4707192
Reviewed-by: Vovo Yang <vovoy@chromium.org>
Tested-by: George Burgess <gbiv@chromium.org>
Commit-Queue: George Burgess <gbiv@chromium.org>
diff --git a/common.mk b/common.mk
index 5894f1d..524243e 100644
--- a/common.mk
+++ b/common.mk
@@ -321,7 +321,7 @@
COMMON_CFLAGS := -Wall -Werror -fno-strict-aliasing $(SSP_CFLAGS) -O1 -Wformat=2
CXXFLAGS += $(COMMON_CFLAGS) $(COMMON_CFLAGS-$(CXXDRIVER)) -std=gnu++11
CFLAGS += $(COMMON_CFLAGS) $(COMMON_CFLAGS-$(CDRIVER)) -std=gnu11
-CPPFLAGS += -D_FORTIFY_SOURCE=2
+CPPFLAGS += -D_FORTIFY_SOURCE=3
# Enable large file support.
CPPFLAGS += -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE