From 60853ed1c875fe1d8876c78651b9a61067e63c0e Mon Sep 17 00:00:00 2001
From: Michael Tremer <michael.tremer@ipfire.org>
Date: Fri, 10 Mar 2023 14:58:54 +0000
Subject: [PATCH] macros: Use CET on x86_64

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---
 macros/cflags.macro | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/macros/cflags.macro b/macros/cflags.macro
index ad41dc19e..b8b1e51bd 100644
--- a/macros/cflags.macro
+++ b/macros/cflags.macro
@@ -41,6 +41,9 @@ build
 	# Arch: x86_64
 	CFLAGS_x86_64 = -m64 -march=x86-64-v2 -mtune=generic
 
+	# Enable Control Flow Technology (CET)
+	CFLAGS_x86_64 += -fcf-protection=full
+
 	# Arch: aarch64
 	CFLAGS_aarch64 = -mbranch-protection=standard
 
-- 
2.47.3