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Code Issues Releases Activity

avutil/avassert: use __builtin_assume if available

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Signed-off-by: Kacper Michajłow <kasper93@gmail.com>
This commit is contained in:
Kacper Michajłow
2025-08-07 04:00:48 +02:00
parent fa458c7243
commit ea56fe60ac
1 changed files with 5 additions and 2 deletions
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7
libavutil/avassert.h
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@@ -101,7 +101,6 @@ do { \
#define av_unreachable(msg) __builtin_unreachable() #define av_unreachable(msg) __builtin_unreachable()
#elif defined(_MSC_VER) #elif defined(_MSC_VER)
#define av_unreachable(msg) __assume(0) #define av_unreachable(msg) __assume(0)
#define av_assume(cond) __assume(cond)
#elif __STDC_VERSION__ >= 202311L #elif __STDC_VERSION__ >= 202311L
#include <stddef.h> #include <stddef.h>
#define av_unreachable(msg) unreachable() #define av_unreachable(msg) unreachable()
@@ -109,7 +108,11 @@ do { \
#define av_unreachable(msg) ((void)0) #define av_unreachable(msg) ((void)0)
#endif #endif
#ifndef av_assume #if AV_HAS_BUILTIN(__builtin_assume)
#define av_assume(cond) __builtin_assume(cond)
#elif defined(_MSC_VER)
#define av_assume(cond) __assume(cond)
#else
#define av_assume(cond) do { \ #define av_assume(cond) do { \
if (!(cond)) \ if (!(cond)) \
av_unreachable(); \ av_unreachable(); \