From 26cf1a7a57a74ca82f9e57ff1165cd2d33bf9a00 Mon Sep 17 00:00:00 2001
From: Holger Vogt <holger.vogt@uni-due.de>
Date: Wed, 1 Feb 2023 13:10:53 +0100
Subject: [PATCH] max_align_t is used to examine the largest alignment
 requirement, and it is expected to check the alignment value via alignof, not
 sizeof.

Otherwise, __attribute__((aligned)) can complain as required alignment
being invalid, e.g. on s390x.

Patch provided by Mamoru Tasaka, Fedora
---
 src/osdi/osdidefs.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/osdi/osdidefs.h b/src/osdi/osdidefs.h
index 45d117336..6130482ad 100644
--- a/src/osdi/osdidefs.h
+++ b/src/osdi/osdidefs.h
@@ -25,6 +25,9 @@
 
 #include <stddef.h>
 #include <stdint.h>
+#ifndef _MSC_VER
+#include <stdalign.h>
+#endif
 
 #ifdef _MSC_VER
 typedef struct {
@@ -44,7 +47,7 @@ typedef struct {
 #ifdef _MSC_VER
 #define MAX_ALIGN 8
 #else
-#define MAX_ALIGN sizeof(max_align_t)
+#define MAX_ALIGN alignof(max_align_t)
 #endif