diff options
Diffstat (limited to 'osdep/compiler.h')
-rw-r--r-- | osdep/compiler.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/osdep/compiler.h b/osdep/compiler.h index 7c9f859f3a..f5658979e3 100644 --- a/osdep/compiler.h +++ b/osdep/compiler.h @@ -6,9 +6,13 @@ #ifdef __GNUC__ #define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format(printf, a1, a2))) #define MP_NORETURN __attribute__((noreturn)) +#define MP_FALLTHROUGH __attribute__((fallthrough)) +#define MP_WARN_UNUSED_RESULT __attribute__((warn_unused_result)) #else #define PRINTF_ATTRIBUTE(a1, a2) #define MP_NORETURN +#define MP_FALLTHROUGH do {} while (0) +#define MP_WARN_UNUSED_RESULT #endif // Broken crap with __USE_MINGW_ANSI_STDIO @@ -17,10 +21,10 @@ #define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format (gnu_printf, a1, a2))) #endif -#if __STDC_VERSION__ >= 201112L -#include <stdalign.h> +#ifdef __GNUC__ +#define MP_ASSERT_UNREACHABLE() (assert(!"unreachable"), __builtin_unreachable()) #else -#define alignof(x) (offsetof(struct {char unalign_; x u;}, u)) +#define MP_ASSERT_UNREACHABLE() (assert(!"unreachable"), abort()) #endif #endif |