题目详情

编译过程中进行的语法分析主要是分析(  )。

  • A.源程序中的标识符是否合法
  • B.程序语句的含义是否合法
  • C.程序语句的结构是否合法
  • D.表达式的类型是否合法

正确答案及解析

正确答案
C
解析

语法分析是编译过程的一个逻辑阶段。语法分析的任务是在词法分析的基础上将单词序列组合成各类语法短语,如“程序”,“语句”,“表达式”等等。语法分析程序判断源程序在结构上是否正确。源程序的结构由上下文无关文法描述。

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