diff options
Diffstat (limited to 'src/common')
| -rw-r--r-- | src/common/tusb_compiler.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/common/tusb_compiler.h b/src/common/tusb_compiler.h index ae00f4e75..2c30daf6f 100644 --- a/src/common/tusb_compiler.h +++ b/src/common/tusb_compiler.h @@ -131,6 +131,12 @@ #define TU_ATTR_BIT_FIELD_ORDER_BEGIN #define TU_ATTR_BIT_FIELD_ORDER_END + #if __has_attribute(__fallthrough__) + #define TU_ATTR_FALLTHROUGH __attribute__((fallthrough)) + #else + #define TU_ATTR_FALLTHROUGH do {} while (0) /* fallthrough */ + #endif + // Endian conversion use well-known host to network (big endian) naming #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ #define TU_BYTE_ORDER TU_LITTLE_ENDIAN @@ -156,6 +162,7 @@ #define TU_ATTR_DEPRECATED(mess) __attribute__ ((deprecated(mess))) // warn if function with this attribute is used #define TU_ATTR_UNUSED __attribute__ ((unused)) // Function/Variable is meant to be possibly unused #define TU_ATTR_USED __attribute__ ((used)) + #define TU_ATTR_FALLTHROUGH __attribute__((fallthrough)) #define TU_ATTR_PACKED_BEGIN #define TU_ATTR_PACKED_END @@ -182,6 +189,7 @@ #define TU_ATTR_DEPRECATED(mess) __attribute__ ((deprecated(mess))) // warn if function with this attribute is used #define TU_ATTR_UNUSED __attribute__ ((unused)) // Function/Variable is meant to be possibly unused #define TU_ATTR_USED __attribute__ ((used)) // Function/Variable is meant to be used + #define TU_ATTR_FALLTHROUGH __attribute__((fallthrough)) #define TU_ATTR_PACKED_BEGIN #define TU_ATTR_PACKED_END @@ -207,6 +215,7 @@ #define TU_ATTR_DEPRECATED(mess) #define TU_ATTR_UNUSED #define TU_ATTR_USED + #define TU_ATTR_FALLTHROUGH do {} while (0) /* fallthrough */ #define TU_ATTR_PACKED_BEGIN _Pragma("pack") #define TU_ATTR_PACKED_END _Pragma("packoption") @@ -227,6 +236,7 @@ #error "Compiler attribute porting is required" #endif + #if (TU_BYTE_ORDER == TU_LITTLE_ENDIAN) #define tu_htons(u16) (TU_BSWAP16(u16)) |