lib/attr.h: ATTR_STRING(): Use it also with Clang

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

diff --git a/lib/attr.h b/lib/attr.h
index 367e6ceca3cd461049bb6e6db317c25567b87d23..dbb97082f830ae43e15fdb672551452d84f4aeb3 100644 (file)
--- a/lib/attr.h
+++ b/lib/attr.h
@@ -46,7 +46,7 @@
 # define ATTR_MALLOC(deallocator)
 #endif
 
-#if (__GNUC__ >= 14)
+#if __has_c_attribute(gnu::null_terminated_string_arg)
 # define ATTR_STRING(i)              [[gnu::null_terminated_string_arg(i)]]
 #else
 # define ATTR_STRING(i)