Reapply r12489: Add pure, const and malloc attributes to proper functions

                in libavutil.
Fix a compilation failure in r12489.

Originally committed as revision 12498 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 3 insertions, 3 deletions

diff --git a/libavutil/mathematics.h b/libavutil/mathematics.h
index fa407b6111..a9dfe7eccf 100644
--- a/libavutil/mathematics.h
+++ b/libavutil/mathematics.h
@@ -36,17 +36,17 @@ enum AVRounding {
  * rescale a 64bit integer with rounding to nearest.
  * a simple a*b/c isn't possible as it can overflow
  */
-int64_t av_rescale(int64_t a, int64_t b, int64_t c);
+int64_t av_rescale(int64_t a, int64_t b, int64_t c) av_const;
 
 /**
  * rescale a 64bit integer with specified rounding.
  * a simple a*b/c isn't possible as it can overflow
  */
-int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding);
+int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding) av_const;
 
 /**
  * rescale a 64bit integer by 2 rational numbers.
  */
-int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq);
+int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq) av_const;
 
 #endif /* FFMPEG_MATHEMATICS_H */