avutil/intmath: Add () to protect the ff_log2() argument

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago · f8607cfb0a
parent cdee0c9d5f
commit f8607cfb0a
1 changed files with 1 additions and 1 deletions
--- a/libavutil/intmath.h
+++ b/libavutil/intmath.h
@ -45,7 +45,7 @@
 #endif /* ff_log2 */
 #elif defined( __INTEL_COMPILER )
 #ifndef ff_log2
-#   define ff_log2(x) (_bit_scan_reverse(x|1))
+#   define ff_log2(x) (_bit_scan_reverse((x)|1))
 #   ifndef ff_log2_16bit
 #      define ff_log2_16bit av_log2
 #   endif