@interface _NSBumpAllocator : NSObject { struct Slab { unsigned long long x0; struct Slab *x1; char x2[1]; } *_firstSlab; struct Slab { unsigned long long x0; struct Slab *x1; char x2[1]; } *_curSlab; char *_ptr; char *_endPtr; } - (void)reset; - (void)dealloc; - (void *)allocate:(unsigned long long)a0; - (struct Slab { unsigned long long x0; struct Slab *x1; char x2[1]; } *)_allocateSlabWithSize:(unsigned long long)a0; @end