In fact, the comparison itself can be made with just one line of code.
实际上，比较本身只用一行代码就能够做到。
2
The statements on line 1, 2, and 3, and the comparison on line 4, all form one basic block that ends with the conditional jump implementing the if statement.
行是声明行，第四行上是比较，所有这些组成了以传统跳跃执行结尾的基本块。
3
Both the alignment tool and the identity comparison technology allow for automation and command-line invocation.