test.obj

词法分析程序

Syntax Tree:
	Type: int
		FunctionDec: ff
			Params: 
				Type: int
					Var: n
			Compound stmt:
				IF
					Expression:
						Simple Expression:
							Term:
								Factor:
									Logic: !
									Factor:
										Expression:
											Simple Expression:
												Term:
													Factor:
														Value:
															Var: n
											Relation: >
											Simple Expression:
												Term:
													Factor:
														Const: 1
							Logic: ||
							Term:
								Factor:
									Expression:
										Simple Expression:
											Term:
												Factor:
													Value:
														Var: n
										Relation: ==
										Simple Expression:
											Term:
												Factor:
													Const: 0
					RETURN: 
						Expression:
							Simple Expression:
								Term:
									Factor:
										Value:
											Var: n
									Operation: *
									Factor:
										Value:
											FuctionCall: ff
												Params: 
													Expression:
														Simple Expression:
															Term:
																Factor:
																	Value:
																		Var: n
															Operation: -
															Term:
																Factor:
																	Const: 1
					ELSE
						RETURN: 
							Expression:
								Simple Expression:
									Term:
										Factor:
											Const: 1
	Type: void
		FunctionDec: main
			Params: void
			Compound stmt:
				FuctionCall: ff
					Params: 
						Expression:
							Simple Expression:
								Term:
									Factor:
										Const: 10