diff --git a/libavutil/attributes.h b/libavutil/attributes.h
index cd4e299531..053acd02e6 100644
--- a/libavutil/attributes.h
+++ b/libavutil/attributes.h
@@ -48,19 +48,19 @@
 #    define av_noinline
 #endif
 
-#if AV_GCC_VERSION_AT_LEAST(3,1)
+#if AV_GCC_VERSION_AT_LEAST(3,1) || defined(__clang__)
 #    define av_pure __attribute__((pure))
 #else
 #    define av_pure
 #endif
 
-#if AV_GCC_VERSION_AT_LEAST(2,6)
+#if AV_GCC_VERSION_AT_LEAST(2,6) || defined(__clang__)
 #    define av_const __attribute__((const))
 #else
 #    define av_const
 #endif
 
-#if AV_GCC_VERSION_AT_LEAST(4,3)
+#if AV_GCC_VERSION_AT_LEAST(4,3) || defined(__clang__)
 #    define av_cold __attribute__((cold))
 #else
 #    define av_cold
@@ -97,19 +97,19 @@
 #    define av_used
 #endif
 
-#if AV_GCC_VERSION_AT_LEAST(3,3)
+#if AV_GCC_VERSION_AT_LEAST(3,3) || defined(__clang__)
 #   define av_alias __attribute__((may_alias))
 #else
 #   define av_alias
 #endif
 
-#if defined(__GNUC__) && !defined(__ICC)
+#if (defined(__GNUC__) || defined(__clang__)) && !defined(__ICC)
 #    define av_uninit(x) x=x
 #else
 #    define av_uninit(x) x
 #endif
 
-#ifdef __GNUC__
+#if defined(__GNUC__) || defined(__clang__)
 #    define av_builtin_constant_p __builtin_constant_p
 #    define av_printf_format(fmtpos, attrpos) __attribute__((__format__(__printf__, fmtpos, attrpos)))
 #else