#include #include void test() { uint64_t test_u64 = 0xFFF0000000000001LL; size_t size = 10000000; msgpack_sbuffer buf; msgpack_sbuffer_init(&buf); msgpack_packer * pk = msgpack_packer_new(&buf, msgpack_sbuffer_write); msgpack_pack_array(pk, size); { int idx = 0; for (; idx < size; ++idx) msgpack_pack_uint64(pk, test_u64); } msgpack_packer_free(pk); size_t upk_pos = 0; msgpack_unpacked msg; msgpack_unpacked_init(&msg); while (msgpack_unpack_next(&msg, buf.data, buf.size, &upk_pos)) { } msgpack_sbuffer_destroy(&buf); } int main(int argc, char **argv) { int i = 0; for (; i < 10; ++i) test(); return 0; }