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[PATCH] xen/compiler: Clang 14 and later understands attribute((error))
- To: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Thu, 23 Feb 2023 12:22:45 +0000
- Authentication-results: esa3.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none
- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>
- Delivery-date: Thu, 23 Feb 2023 12:23:28 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Adjust the ifdefary for `nocall`.
Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
CC: Jan Beulich <JBeulich@xxxxxxxx>
CC: Roger Pau Monné <roger.pau@xxxxxxxxxx>
CC: Wei Liu <wl@xxxxxxx>
---
xen/include/xen/compiler.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/xen/include/xen/compiler.h b/xen/include/xen/compiler.h
index a5631303348b..7d7ae2e5e4d9 100644
--- a/xen/include/xen/compiler.h
+++ b/xen/include/xen/compiler.h
@@ -31,7 +31,7 @@
#define __weak __attribute__((__weak__))
-#if !defined(__clang__)
+#if !CONFIG_CC_IS_CLANG || CONFIG_CLANG_VERSION >= 140000
# define nocall __attribute__((__error__("Nonstandard ABI")))
#else
# define nocall
--
2.30.2
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