对tiny语义分析器的阅读和分析，理解符号表的定义（栏目设置）与基于抽象语法树的类型检查/推论的实现方法（树遍历）。完成C－语言的符号表的定义设计。规划类型检查/推论的实现方法。实现一种语言的语义分析器-Type checking/inference realization tiny semantic analyzer reading and analysis, to understand the definition of the symbol table (part set) based o

编译原理语法分析程序，根据词法分析的输出结果，结合语法规则，建立抽象语法分析树(Compilation principle grammar analysis program, according to the lexical analysis of the output results, combined with syntax rules, the establishment of abstract syntax analysis tree)