Function jit_v2_array_new_bool 

#[unsafe(no_mangle)]
pub extern "C" fn jit_v2_array_new_bool(
    capacity: u32,
) -> *mut TypedArray<u8>

Allocate an empty TypedArray<u8> of given capacity. Stamps bool at HeapHeader._pad offset 7 per ADR-006 §2.7.5.