From b0c10d29cb77fa6de202eeafa000d514893f5d26 Mon Sep 17 00:00:00 2001
From: Kamil Dziezyk <kamil.dziezyk@arm.com>
Date: Thu, 13 Jan 2022 12:30:59 +0100
Subject: xen: Clear TUNE_CCARGS for Xen build for aarch64 machines

Xen build may fail for arm machines that have enabled extra flags,
that can be enabled only for specific architecture version, e.g. armv8-2a.

Reviewed-by: Bertrand Marquis <bertrand.marquis@arm.com>
Acked-by: Christopher Clark <christopher.w.clark@gmail.com>
Signed-off-by: Kamil Dziezyk <kamil.dziezyk@arm.com>
Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
---
 recipes-extended/xen/xen-hypervisor.inc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/recipes-extended/xen/xen-hypervisor.inc b/recipes-extended/xen/xen-hypervisor.inc
index cffd491..81e361f 100644
--- a/recipes-extended/xen/xen-hypervisor.inc
+++ b/recipes-extended/xen/xen-hypervisor.inc
@@ -103,3 +103,7 @@ CROSS_CURSES_LIB += "-L${STAGING_LIBDIR_NATIVE}"
 # Specify the root dir of the .config file for do_menuconfig and do_diffconfig
 # tasks
 KCONFIG_CONFIG_ROOTDIR = "${S}/xen"
+
+# Xen is setting all CC flags on its own. Make sure that they are not modified
+# for aarch64, e.g. with architecture-specific optimizations.
+TUNE_CCARGS:aarch64=""
-- 
cgit