Merge remote-tracking branch 'qatar/master'

* qatar/master:
  cosmetics: Consistently use C-style comments with multiple inclusion guards
  anm: fix a few Doxygen comments
  misc typo and wording fixes
  attributes: add av_noreturn
  attributes: drop pointless define guards
  configure: do not disable av_always_inline with --enable-small
  flvdec: initial stream switch support
  avplay: fix write on freed memory for rawvideo
  snow: remove a VLA used for edge emulation
  x86: lavfi: fix gradfun/yadif build with mmx/sse disabled
  snow: remove the runs[] VLA.
  snow: Check mallocs at init
  flacdec: remove redundant setting of avctx->sample_fmt

Conflicts:
	ffplay.c
	libavcodec/h264.c
	libavcodec/snow.c
	libavcodec/snow.h
	libavcodec/snowdec.c
	libavcodec/snowenc.c
	libavformat/flvdec.c
	libavutil/attributes.h
	tools/patcheck

Merged-by: Michael Niedermayer <michaelni@gmx.at>

3 files changed, 8 insertions, 31 deletions

diff --git a/libavutil/arm/intmath.h b/libavutil/arm/intmath.h
index f5a59a6928..52af66e722 100644
--- a/libavutil/arm/intmath.h
+++ b/libavutil/arm/intmath.h
@@ -75,7 +75,6 @@ static av_always_inline av_const int16_t av_clip_int16_arm(int a)
     return x;
 }
 
-#if !CONFIG_SMALL //the code below cannot be compiled without always_inline
 #define av_clip_uintp2 av_clip_uintp2_arm
 static av_always_inline av_const unsigned av_clip_uintp2_arm(int a, int p)
 {
@@ -83,7 +82,7 @@ static av_always_inline av_const unsigned av_clip_uintp2_arm(int a, int p)
     __asm__ ("usat %0, %2, %1" : "=r"(x) : "r"(a), "i"(p));
     return x;
 }
-#endif //!CONFIG_SMALL
+
 
 #else /* HAVE_ARMV6 */
 
diff --git a/libavutil/attributes.h b/libavutil/attributes.h
index 9a837a7d15..c1f26f5ba4 100644
--- a/libavutil/attributes.h
+++ b/libavutil/attributes.h
@@ -50,65 +50,45 @@
 #endif
 #endif
 
-#ifndef av_noreturn
-#if AV_GCC_VERSION_AT_LEAST(2,5)
-#    define av_noreturn __attribute__((noreturn))
-#else
-#    define av_noreturn
-#endif
-#endif
-
-#ifndef av_noinline
 #if AV_GCC_VERSION_AT_LEAST(3,1)
 #    define av_noinline __attribute__((noinline))
 #else
 #    define av_noinline
 #endif
-#endif
 
-#ifndef av_pure
 #if AV_GCC_VERSION_AT_LEAST(3,1)
 #    define av_pure __attribute__((pure))
 #else
 #    define av_pure
 #endif
-#endif
 
 #ifndef av_restrict
 #define av_restrict restrict
 #endif
 
-#ifndef av_const
 #if AV_GCC_VERSION_AT_LEAST(2,6)
 #    define av_const __attribute__((const))
 #else
 #    define av_const
 #endif
-#endif
 
-#ifndef av_cold
 #if AV_GCC_VERSION_AT_LEAST(4,3)
 #    define av_cold __attribute__((cold))
 #else
 #    define av_cold
 #endif
-#endif
 
-#ifndef av_flatten
 #if AV_GCC_VERSION_AT_LEAST(4,1)
 #    define av_flatten __attribute__((flatten))
 #else
 #    define av_flatten
 #endif
-#endif
 
-#ifndef attribute_deprecated
 #if AV_GCC_VERSION_AT_LEAST(3,1)
 #    define attribute_deprecated __attribute__((deprecated))
 #else
 #    define attribute_deprecated
 #endif
-#endif
 
 /**
  * Disable warnings about deprecated features
@@ -128,42 +108,34 @@
 #endif
 
 
-#ifndef av_unused
 #if defined(__GNUC__)
 #    define av_unused __attribute__((unused))
 #else
 #    define av_unused
 #endif
-#endif
 
 /**
  * Mark a variable as used and prevent the compiler from optimizing it
  * away.  This is useful for variables accessed only from inline
  * assembler without the compiler being aware.
  */
-#ifndef av_used
 #if AV_GCC_VERSION_AT_LEAST(3,1)
 #    define av_used __attribute__((used))
 #else
 #    define av_used
 #endif
-#endif
 
-#ifndef av_alias
 #if AV_GCC_VERSION_AT_LEAST(3,3)
 #   define av_alias __attribute__((may_alias))
 #else
 #   define av_alias
 #endif
-#endif
 
-#ifndef av_uninit
 #if defined(__GNUC__) && !defined(__INTEL_COMPILER)
 #    define av_uninit(x) x=x
 #else
 #    define av_uninit(x) x
 #endif
-#endif
 
 #ifdef __GNUC__
 #    define av_builtin_constant_p __builtin_constant_p
@@ -173,4 +145,10 @@
 #    define av_printf_format(fmtpos, attrpos)
 #endif
 
+#if AV_GCC_VERSION_AT_LEAST(2,5)
+#    define av_noreturn __attribute__((noreturn))
+#else
+#    define av_noreturn
+#endif
+
 #endif /* AVUTIL_ATTRIBUTES_H */
diff --git a/libavutil/dict.h b/libavutil/dict.h
index 5a572248fb..54ecba0c2d 100644
--- a/libavutil/dict.h
+++ b/libavutil/dict.h
@@ -124,4 +124,4 @@ void av_dict_free(AVDictionary **m);
  * @}
  */
 
-#endif // AVUTIL_DICT_H
+#endif /* AVUTIL_DICT_H */