1 files changed, 1 insertions, 1 deletions
diff --git a/compiler.h b/compiler.h
index beaea478..2b5ea105 100644
--- a/compiler.h
+++ b/compiler.h
@@ -18,7 +18,7 @@
 #endif
 
 /* Macro for declaring function arguments unused. */
-#if defined(__GNUC__)
+#if defined(__GNUC__) || defined(__clang__)
 #define UNUSED __attribute__((unused))
 #else
 #define UNUSED