From 788627dea6b353048883c87bedf0f8f93dee6787 Mon Sep 17 00:00:00 2001
From: Måns Rullgård <mans@mansr.com>
Date: Fri, 29 Jan 2010 03:26:14 +0000
Subject: Define av_alias if supported by compiler

Originally committed as revision 21523 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavutil/internal.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'libavutil/internal.h')

diff --git a/libavutil/internal.h b/libavutil/internal.h
index f0ea232ae6..cd63b3d2a4 100644
--- a/libavutil/internal.h
+++ b/libavutil/internal.h
@@ -55,6 +55,14 @@
 #endif
 #endif
 
+#ifndef av_alias
+#if HAVE_ATTRIBUTE_MAY_ALIAS
+#   define av_alias __attribute__((may_alias))
+#else
+#   define av_alias
+#endif
+#endif
+
 #ifndef INT16_MIN
 #define INT16_MIN       (-0x7fff - 1)
 #endif
-- 
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