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-rw-r--r--libavutil/mem.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/libavutil/mem.h b/libavutil/mem.h
index fe18561e0e..37ba276d08 100644
--- a/libavutil/mem.h
+++ b/libavutil/mem.h
@@ -28,6 +28,21 @@
#include "common.h"
+#if defined(__ICC) || defined(__SUNPRO_C)
+ #define DECLARE_ALIGNED(n,t,v) t v __attribute__ ((aligned (n)))
+ #define DECLARE_ASM_CONST(n,t,v) const t __attribute__ ((aligned (n))) v
+#elif defined(__GNUC__)
+ #define DECLARE_ALIGNED(n,t,v) t v __attribute__ ((aligned (n)))
+ #define DECLARE_ASM_CONST(n,t,v) static const t v attribute_used __attribute__ ((aligned (n)))
+#elif defined(_MSC_VER)
+ #define DECLARE_ALIGNED(n,t,v) __declspec(align(n)) t v
+ #define DECLARE_ASM_CONST(n,t,v) __declspec(align(n)) static const t v
+#else
+ #define DECLARE_ALIGNED(n,t,v) t v
+ #define DECLARE_ASM_CONST(n,t,v) static const t v
+#endif
+
+
#if AV_GCC_VERSION_AT_LEAST(3,1)
#define av_malloc_attrib __attribute__((__malloc__))
#else