From e296065d6fe98227f22399dafebfdf7297e9b7ed Mon Sep 17 00:00:00 2001
From: Wolf McNally <wolf@wolfmcnally.com>
Date: Sun, 15 Aug 2021 22:37:42 -0700
Subject: [PATCH] Add compiler hardening flags.

---
 src/Makefile.in  | 3 ++-
 test/Makefile.in | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/Makefile.in b/src/Makefile.in
index 6a27592..3b2107f 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -27,7 +27,8 @@ RED=`tput setaf 1`
 GREEN=`tput setaf 2`
 RESET=`tput sgr0`
 
-CFLAGS += -g -O0
+CPPFLAGS += -D_FORTIFY_SOURCE=2
+CFLAGS += -O2 -fstack-protector-all
 ARFLAGS = rcs
 
 UNAME := $(shell uname)
diff --git a/test/Makefile.in b/test/Makefile.in
index 8a5c167..7359d7d 100644
--- a/test/Makefile.in
+++ b/test/Makefile.in
@@ -27,7 +27,8 @@ RED=`tput setaf 1`
 GREEN=`tput setaf 2`
 RESET=`tput sgr0`
 
-CFLAGS += -g -O0
+CPPFLAGS += -D_FORTIFY_SOURCE=2
+CFLAGS += -g -O2 -fstack-protector-all
 
 UNAME := $(shell uname)
 ifeq ($(findstring MINGW64, $(UNAME)), MINGW64)