153 class ExprAST {  class
155   virtual ~ExprAST() {}  in ~ExprAST()
160 class NumberExprAST : public ExprAST {
168 class VariableExprAST : public ExprAST {
177 class UnaryExprAST : public ExprAST {
179   ExprAST *Operand;
181   UnaryExprAST(char opcode, ExprAST *operand)  in UnaryExprAST()
187 class BinaryExprAST : public ExprAST {
189   ExprAST *LHS, *RHS;
191   BinaryExprAST(char op, ExprAST *lhs, ExprAST *rhs)  in BinaryExprAST()
197 class CallExprAST : public ExprAST {
199   std::vector<ExprAST*> Args;
201   CallExprAST(const std::string &callee, std::vector<ExprAST*> &args)  in CallExprAST()
207 class IfExprAST : public ExprAST {
208   ExprAST *Cond, *Then, *Else;
210   IfExprAST(ExprAST *cond, ExprAST *then, ExprAST *_else)  in IfExprAST()
216 class ForExprAST : public ExprAST {
218   ExprAST *Start, *End, *Step, *Body;
220   ForExprAST(const std::string &varname, ExprAST *start, ExprAST *end,  in ForExprAST()
221              ExprAST *step, ExprAST *body)  in ForExprAST()
227 class VarExprAST : public ExprAST {
228   std::vector<std::pair<std::string, ExprAST*> > VarNames;
229   ExprAST *Body;
231   VarExprAST(const std::vector<std::pair<std::string, ExprAST*> > &varnames,  in VarExprAST()
232              ExprAST *body)  in VarExprAST()
268   ExprAST *Body;
270   FunctionAST(PrototypeAST *proto, ExprAST *body)  in FunctionAST()
304 ExprAST *Error(const char *Str) { fprintf(stderr, "Error: %s\n", Str);return 0;}  in Error()
308 static ExprAST *ParseExpression();
313 static ExprAST *ParseIdentifierExpr() {  in ParseIdentifierExpr()
323   std::vector<ExprAST*> Args;  in ParseIdentifierExpr()
326       ExprAST *Arg = ParseExpression();  in ParseIdentifierExpr()
345 static ExprAST *ParseNumberExpr() {  in ParseNumberExpr()
346   ExprAST *Result = new NumberExprAST(NumVal);  in ParseNumberExpr()
352 static ExprAST *ParseParenExpr() {  in ParseParenExpr()
354   ExprAST *V = ParseExpression();  in ParseParenExpr()
364 static ExprAST *ParseIfExpr() {  in ParseIfExpr()
368   ExprAST *Cond = ParseExpression();  in ParseIfExpr()
375   ExprAST *Then = ParseExpression();  in ParseIfExpr()
383   ExprAST *Else = ParseExpression();  in ParseIfExpr()
390 static ExprAST *ParseForExpr() {  in ParseForExpr()
404   ExprAST *Start = ParseExpression();  in ParseForExpr()
410   ExprAST *End = ParseExpression();  in ParseForExpr()
414   ExprAST *Step = 0;  in ParseForExpr()
425   ExprAST *Body = ParseExpression();  in ParseForExpr()
433 static ExprAST *ParseVarExpr() {  in ParseVarExpr()
436   std::vector<std::pair<std::string, ExprAST*> > VarNames;  in ParseVarExpr()
447     ExprAST *Init = 0;  in ParseVarExpr()
470   ExprAST *Body = ParseExpression();  in ParseVarExpr()
483 static ExprAST *ParsePrimary() {  in ParsePrimary()
498 static ExprAST *ParseUnary() {  in ParseUnary()
506   if (ExprAST *Operand = ParseUnary())  in ParseUnary()
513 static ExprAST *ParseBinOpRHS(int ExprPrec, ExprAST *LHS) {  in ParseBinOpRHS()
528     ExprAST *RHS = ParseUnary();  in ParseBinOpRHS()
547 static ExprAST *ParseExpression() {  in ParseExpression()
548   ExprAST *LHS = ParseUnary();  in ParseExpression()
625   if (ExprAST *E = ParseExpression())  in ParseDefinition()
632   if (ExprAST *E = ParseExpression()) {  in ParseTopLevelExpr()
1335     ExprAST *Init = VarNames[i].second;  in Codegen()