diff options
Diffstat (limited to 'lib/compiler.h')
| -rw-r--r-- | lib/compiler.h | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/lib/compiler.h b/lib/compiler.h index 29fcfbefbf..0a54c02d20 100644 --- a/lib/compiler.h +++ b/lib/compiler.h @@ -33,7 +33,7 @@ extern "C" { # define _RET_NONNULL , returns_nonnull #endif #if __has_attribute(fallthrough) -# define _FALLTHROUGH __attribute__((fallthrough)); +# define fallthrough __attribute__((fallthrough)); #endif # define _CONSTRUCTOR(x) constructor(x) # define _DEPRECATED(x) deprecated(x) @@ -57,7 +57,7 @@ extern "C" { # define __has_attribute(x) 0 #endif #if __GNUC__ >= 7 -# define _FALLTHROUGH __attribute__((fallthrough)); +# define fallthrough __attribute__((fallthrough)); #endif #endif @@ -112,8 +112,8 @@ extern "C" { #ifndef _ALLOC_SIZE # define _ALLOC_SIZE(x) #endif -#ifndef _FALLTHROUGH -#define _FALLTHROUGH +#ifndef fallthrough +#define fallthrough #endif #ifndef _DEPRECATED #define _DEPRECATED(x) deprecated @@ -122,6 +122,14 @@ extern "C" { #define assume(x) #endif +#ifdef __COVERITY__ +/* __coverity_panic__() is named a bit poorly, it's essentially the same as + * __builtin_unreachable(). Used to eliminate false positives. + */ +#undef assume +#define assume(x) do { if (!(x)) __coverity_panic__(); } while (0) +#endif + /* for helper functions defined inside macros */ #define macro_inline static inline __attribute__((unused)) #define macro_pure static inline __attribute__((unused, pure)) |