typedef enum lang_features_t {
_C89 = 1U << 0,
- _ANSI = 1U << 1,
- _C99 = 1U << 2,
- _CXX = 1U << 3,
- _GNUC = 1U << 4,
- _MS = 1U << 5,
+ _C99 = 1U << 1,
+ _CXX = 1U << 2,
+ _GNUC = 1U << 3,
+ _MS = 1U << 4,
_ALL = 0xFF
} lang_features_t;
-/* the current C mode/dialect */
+/** the current C mode/dialect */
extern unsigned int c_mode;
-/* the 'machine size', 16, 32 or 64 bit */
-extern unsigned int machine_size;
+/**
+ * whether architecture shift instructions usually perform modulo bit_size
+ * on the shift amount, if yes this equals to the machine_size.
+ */
+extern unsigned int architecture_modulo_shift;
-/* true if the char type is signed */
-extern bool char_is_signed;
+/** byte-order: true = big-endian, false = little-endian */
+extern bool byte_order_big_endian;
-/* true for strict language checking. */
+/** true for strict language checking. */
extern bool strict_mode;
-/* atomic type of wchar_t */
-extern atomic_type_kind_t wchar_atomic_kind;
+/** a hack that adds a call to __main into the main function, necessary on
+ * mingw */
+extern bool enable_main_collect2_hack;
+
+extern bool freestanding;
#endif