From: Alejandro Colomar <alx@kernel.org>
Date: Thu, 7 Aug 2025 12:29:43 +0000 (+0200)
Subject: lib/attr.h: NORETURN: Implement with [[noreturn]]
X-Git-Tag: 4.19.0-rc1~83
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=4500013326dfbd5d2366f5f0b7c86f87b5dc83fc;p=thirdparty%2Fshadow.git

lib/attr.h: NORETURN: Implement with [[noreturn]]

This is a C23 standard attribute with the same semantics.

Signed-off-by: Alejandro Colomar <alx@kernel.org>
---

diff --git a/lib/attr.h b/lib/attr.h
index 7d1bf3755..a77e3e35f 100644
--- a/lib/attr.h
+++ b/lib/attr.h
@@ -16,13 +16,17 @@
 # define MAYBE_UNUSED
 #endif
 
+#if __has_c_attribute(noreturn)
+# define NORETURN                    [[noreturn]]
+#else
+# define NORETURN
+#endif
+
 #if (__GNUC__ >= 10)
-# define NORETURN                    [[gnu::__noreturn__]]
 # define format_attr(type, fmt, va)  [[gnu::format(type, fmt, va)]]
 # define ATTR_ACCESS(...)            [[gnu::access(__VA_ARGS__)]]
 # define ATTR_ALLOC_SIZE(...)        [[gnu::alloc_size(__VA_ARGS__)]]
 #else
-# define NORETURN
 # define format_attr(type, fmt, va)
 # define ATTR_ACCESS(...)
 # define ATTR_ALLOC_SIZE(...)