Change in coreboot[master]: libpayload: x86: Use `-mstack-alignment` for LLVM/clang

[Paul Menzel (Code Review)]

Paul Menzel has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/63517 )

Change subject: libpayload: x86: Use `-mstack-alignment` for LLVM/clang
......................................................................

libpayload: x86: Use `-mstack-alignment` for LLVM/clang

Fix clang error:

TEST=Debian clang version 13.0.1-3+b2 does not show the error anymore.

Change-Id: If72d513348ff86492ef29f92b37f023cb3f1b6d0
Signed-off-by: Paul Menzel 
---
M payloads/libpayload/arch/x86/Makefile.inc
1 file changed, 4 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/17/63517/1

diff --git a/payloads/libpayload/arch/x86/Makefile.inc b/payloads/libpayload/arch/x86/Makefile.inc
index e010329..accc44a 100644
--- a/payloads/libpayload/arch/x86/Makefile.inc
+++ b/payloads/libpayload/arch/x86/Makefile.inc
@@ -26,7 +26,11 @@
 ## SUCH DAMAGE.
 ##

+ifeq ($(CONFIG_LP_COMPILER_LLVM_CLANG),y)
+CFLAGS += -mstack-alignment=2
+else
 CFLAGS += -mpreferred-stack-boundary=2
+endif

head.o-y += head.S
 libc-y += main.c sysinfo.c