diff options
Diffstat (limited to 'nextlang.h')
| -rw-r--r-- | nextlang.h | 9 |
1 files changed, 0 insertions, 9 deletions
@@ -40,15 +40,6 @@ CORD as_cord(void *x, bool use_color, const char *fmt, ...); default: "???") #define $heap(x) (__typeof(x)*)memcpy(GC_MALLOC(sizeof(x)), (__typeof(x)[1]){x}, sizeof(x)) #define $stack(x) (__typeof(x)*)((__typeof(x)[1]){x}) -#define $length(x) _Generic(x, default: (x).length) -// Convert negative indices to back-indexed without branching: index0 = index + (index < 0)*(len+1)) - 1 -#define $index(x, i) _Generic(x, array_t: ({ __typeof(x) $obj; int64_t $offset = i; $offset += ($offset < 0) * ($obj.length + 1) - 1; assert($offset >= 0 && offset < $obj.length); $obj.data + $obj.stride * $offset;})) -#define $safe_index(x, i) _Generic(x, array_t: ({ __typeof(x) $obj; int64_t $offset = i - 1; $obj.data + $obj.stride * $offset;})) -#define $array(x, ...) ({ __typeof(x) $items[] = {x, __VA_ARGS__}; \ - (array_t){.length=sizeof($items)/sizeof($items[0]), \ - .stride=(int64_t)&$items[1] - (int64_t)&$items[0], \ - .data=memcpy(GC_MALLOC(sizeof($items)), $items, sizeof($items)), \ - .copy_on_write=1}; }) #define not(x) _Generic(x, bool: (bool)!(x), default: ~(x)) #define and(x, y) _Generic(x, bool: (bool)((x) && (y)), default: ((x) & (y))) |