Changelog: add entries for the SMPTE VC-2 decoder and encoder

[ffmpeg] / libavutil / intmath.h

diff --git a/libavutil/intmath.h b/libavutil/intmath.h
index 82193a6d7c692a8e37ddc2da4490eee3123fc06d..9573109e9d1b910496cc280815883a011e96feb2 100644 (file)
--- a/libavutil/intmath.h
+++ b/libavutil/intmath.h
@@ -153,6 +153,12 @@ static av_always_inline av_const unsigned ff_clz_c(unsigned x)
 }
 #endif
 
+#if AV_GCC_VERSION_AT_LEAST(3,4)
+#ifndef av_parity
+#define av_parity __builtin_parity
+#endif
+#endif
+
 /**
  * @}
  */