lib/attr.h: ATTR_NONSTRING: Add attribute [[gnu::nonstring]]

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

diff --git a/lib/attr.h b/lib/attr.h
index 2dce1411419dd97a9cbd968454d00e80b3774c85..8150ddb60b3f840643b879c623a024aa6a85b5cb 100644 (file)
--- a/lib/attr.h
+++ b/lib/attr.h
@@ -36,5 +36,11 @@
 # define ATTR_STRING(i)
 #endif
 
+#if __has_c_attribute(gnu::nonstring)
+# define ATTR_NONSTRING              [[gnu::nonstring]]
+#else
+# define ATTR_NONSTRING
+#endif
+
 
 #endif  // include guard