From 25a61a182166fec06f1a1a025eb8fabbb6cf483e Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Thu, 16 Oct 2025 14:24:52 +0200
Subject: x64: Add support for CET IBT.

Note: this is not enabled by default, look for CET in lj_arch.h
Contributed by Yuichiro Naito. #1391
---
 src/Makefile | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/Makefile')

diff --git a/src/Makefile b/src/Makefile
index 5dd98a31..d23e0db2 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -446,6 +446,10 @@ ifneq (,$(findstring LJ_ABI_PAUTH 1,$(TARGET_TESTARCH)))
   DASM_AFLAGS+= -D PAUTH
   TARGET_ARCH+= -DLJ_ABI_PAUTH=1
 endif
+ifneq (,$(findstring LJ_CET_BR 1,$(TARGET_TESTARCH)))
+  DASM_AFLAGS+= -D CET_BR
+  TARGET_ARCH+= -DLJ_CET_BR=1
+endif
 DASM_AFLAGS+= -D VER=$(subst LJ_ARCH_VERSION_,,$(filter LJ_ARCH_VERSION_%,$(subst LJ_ARCH_VERSION ,LJ_ARCH_VERSION_,$(TARGET_TESTARCH))))
 ifeq (Windows,$(TARGET_SYS))
   DASM_AFLAGS+= -D WIN
-- 
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