TEST_NAMED_U64_BUF_OFFSET
(TEST_NAMED_U64_BUF_OFFSET + 3 + strlen(TEST_U64_NAME) + 1)
puf->e->pos += TEST_NAMED_U64_BUF_OFFSET;
puf->e->pos += TEST_NAMED_U64_BUF_OFFSET;
puf->e->start + TEST_NAMED_U64_BUF_OFFSET);
buf = e->start + TEST_NAMED_U64_BUF_OFFSET;