127 class ExprAST {  class
129   virtual ~ExprAST() {}  in ~ExprAST()
134 class NumberExprAST : public ExprAST {
142 class VariableExprAST : public ExprAST {
151 class UnaryExprAST : public ExprAST {
153   ExprAST *Operand;
155   UnaryExprAST(char opcode, ExprAST *operand)   in UnaryExprAST()
161 class BinaryExprAST : public ExprAST {
163   ExprAST *LHS, *RHS;
165   BinaryExprAST(char op, ExprAST *lhs, ExprAST *rhs)   in BinaryExprAST()
171 class CallExprAST : public ExprAST {
173   std::vector<ExprAST*> Args;
175   CallExprAST(const std::string &callee, std::vector<ExprAST*> &args)  in CallExprAST()
181 class IfExprAST : public ExprAST {
182   ExprAST *Cond, *Then, *Else;
184   IfExprAST(ExprAST *cond, ExprAST *then, ExprAST *_else)  in IfExprAST()
190 class ForExprAST : public ExprAST {
192   ExprAST *Start, *End, *Step, *Body;
194   ForExprAST(const std::string &varname, ExprAST *start, ExprAST *end,  in ForExprAST()
195              ExprAST *step, ExprAST *body)  in ForExprAST()
201 class VarExprAST : public ExprAST {
202   std::vector<std::pair<std::string, ExprAST*> > VarNames;
203   ExprAST *Body;
205   VarExprAST(const std::vector<std::pair<std::string, ExprAST*> > &varnames,  in VarExprAST()
206              ExprAST *body)  in VarExprAST()
242   ExprAST *Body;
244   FunctionAST(PrototypeAST *proto, ExprAST *body)  in FunctionAST()
278 ExprAST *Error(const char *Str) { fprintf(stderr, "Error: %s\n", Str);return 0;}  in Error()
282 static ExprAST *ParseExpression();
287 static ExprAST *ParseIdentifierExpr() {  in ParseIdentifierExpr()
297   std::vector<ExprAST*> Args;  in ParseIdentifierExpr()
300       ExprAST *Arg = ParseExpression();  in ParseIdentifierExpr()
319 static ExprAST *ParseNumberExpr() {  in ParseNumberExpr()
320   ExprAST *Result = new NumberExprAST(NumVal);  in ParseNumberExpr()
326 static ExprAST *ParseParenExpr() {  in ParseParenExpr()
328   ExprAST *V = ParseExpression();  in ParseParenExpr()
338 static ExprAST *ParseIfExpr() {  in ParseIfExpr()
342   ExprAST *Cond = ParseExpression();  in ParseIfExpr()
349   ExprAST *Then = ParseExpression();  in ParseIfExpr()
357   ExprAST *Else = ParseExpression();  in ParseIfExpr()
364 static ExprAST *ParseForExpr() {  in ParseForExpr()
378   ExprAST *Start = ParseExpression();  in ParseForExpr()
384   ExprAST *End = ParseExpression();  in ParseForExpr()
388   ExprAST *Step = 0;  in ParseForExpr()
399   ExprAST *Body = ParseExpression();  in ParseForExpr()
407 static ExprAST *ParseVarExpr() {  in ParseVarExpr()
410   std::vector<std::pair<std::string, ExprAST*> > VarNames;  in ParseVarExpr()
421     ExprAST *Init = 0;  in ParseVarExpr()
444   ExprAST *Body = ParseExpression();  in ParseVarExpr()
457 static ExprAST *ParsePrimary() {  in ParsePrimary()
472 static ExprAST *ParseUnary() {  in ParseUnary()
480   if (ExprAST *Operand = ParseUnary())  in ParseUnary()
487 static ExprAST *ParseBinOpRHS(int ExprPrec, ExprAST *LHS) {  in ParseBinOpRHS()
502     ExprAST *RHS = ParseUnary();  in ParseBinOpRHS()
521 static ExprAST *ParseExpression() {  in ParseExpression()
522   ExprAST *LHS = ParseUnary();  in ParseExpression()
599   if (ExprAST *E = ParseExpression())  in ParseDefinition()
606   if (ExprAST *E = ParseExpression()) {  in ParseTopLevelExpr()
896     ExprAST *Init = VarNames[i].second;  in Codegen()