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Code Issues Releases Activity

av_uninit() to suppress false uninitialized warnings from gcc without deoptimizing code.

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Originally committed as revision 17104 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2009-02-09 21:47:05 +00:00
parent 16e3b0b3e6
commit 51066987cf
1 changed files with 8 additions and 0 deletions
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8
libavutil/common.h
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@ -93,6 +93,14 @@
#endif #endif
#endif #endif
#ifndef av_uninit
#if defined(__GNUC__)
# define av_uninit(x) x=x
#else
# define av_uninit(x) x
#endif
#endif
//rounded division & shift //rounded division & shift
#define RSHIFT(a,b) ((a) > 0 ? ((a) + ((1<<(b))>>1))>>(b) : ((a) + ((1<<(b))>>1)-1)>>(b)) #define RSHIFT(a,b) ((a) > 0 ? ((a) + ((1<<(b))>>1))>>(b) : ((a) + ((1<<(b))>>1)-1)>>(b))
/* assume b>0 */ /* assume b>0 */