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Use AV_GCC_VERSION_AT_LEAST() to simplify gcc version checks.

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Originally committed as revision 16246 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Carl Eugen Hoyos
2008-12-20 17:33:35 +00:00
parent 541e8f3bec
commit 52476c1bee
3 changed files with 15 additions and 10 deletions
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14
libavutil/common.h
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@@ -41,8 +41,10 @@
# include <math.h>
#endif /* HAVE_AV_CONFIG_H */
#define AV_GCC_VERSION_AT_LEAST(x,y) (defined(__GNUC__) && (__GNUC__ > x || __GNUC__ == x && __GNUC_MINOR__ >= y))
#ifndef av_always_inline
#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
#if AV_GCC_VERSION_AT_LEAST(3,1)
# define av_always_inline __attribute__((always_inline)) inline
#else
# define av_always_inline inline
@@ -50,7 +52,7 @@
#endif
#ifndef av_noinline
#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
#if AV_GCC_VERSION_AT_LEAST(3,1)
# define av_noinline __attribute__((noinline))
#else
# define av_noinline
@@ -58,7 +60,7 @@
#endif
#ifndef av_pure
#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
#if AV_GCC_VERSION_AT_LEAST(3,1)
# define av_pure __attribute__((pure))
#else
# define av_pure
@@ -66,7 +68,7 @@
#endif
#ifndef av_const
#if defined(__GNUC__) && (__GNUC__ > 2 || __GNUC__ == 2 && __GNUC_MINOR__ > 5)
#if AV_GCC_VERSION_AT_LEAST(2,6)
# define av_const __attribute__((const))
#else
# define av_const
@@ -74,7 +76,7 @@
#endif
#ifndef av_cold
#if defined(__GNUC__) && (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ > 2)
#if AV_GCC_VERSION_AT_LEAST(4,3)
# define av_cold __attribute__((cold))
#else
# define av_cold
@@ -86,7 +88,7 @@
#endif /* HAVE_AV_CONFIG_H */
#ifndef attribute_deprecated
#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
#if AV_GCC_VERSION_AT_LEAST(3,1)
# define attribute_deprecated __attribute__((deprecated))
#else
# define attribute_deprecated