lib/attr.h: use C23 attributes only with gcc >= 10

These are not available on earlier versions and builds break there. Signed-off-by: Alexander Kanavin <alex@linutronix.de>
shadow-maint · Jan 8, 2025 · b6c4ecc · b6c4ecc
1 parent cc2ef99
commit b6c4ecc
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diff --git a/lib/attr.h b/lib/attr.h
@@ -5,7 +5,7 @@
 #include "config.h"
 
 
-#if defined(__GNUC__)
+#if (__GNUC__ >= 10)
 # define MAYBE_UNUSED                [[gnu::unused]]
 # define NORETURN                    [[gnu::__noreturn__]]
 # define format_attr(type, fmt, va)  [[gnu::format(type, fmt, va)]]