2149   enum { FN=0, PREARGS_START=1 };  enumerator
2168     return SubExprs[PREARGS_START+i];  in getPreArg()
2172     return SubExprs[PREARGS_START+i];  in getPreArg()
2176     SubExprs[PREARGS_START+i] = PreArg;  in setPreArg()
2209     return reinterpret_cast<Expr **>(SubExprs+getNumPreArgs()+PREARGS_START);  in getArgs()
2213                                      PREARGS_START);  in getArgs()
2219     return cast_or_null<Expr>(SubExprs[Arg + getNumPreArgs() + PREARGS_START]);  in getArg()
2223     return cast_or_null<Expr>(SubExprs[Arg + getNumPreArgs() + PREARGS_START]);  in getArg()
2229     SubExprs[Arg+getNumPreArgs()+PREARGS_START] = ArgExpr;  in setArg()
2247   arg_iterator arg_begin() { return SubExprs+PREARGS_START+getNumPreArgs(); }  in arg_begin()
2249     return SubExprs+PREARGS_START+getNumPreArgs()+getNumArgs();  in arg_end()
2252     return SubExprs+PREARGS_START+getNumPreArgs();  in arg_begin()
2255     return SubExprs+PREARGS_START+getNumPreArgs()+getNumArgs();  in arg_end()
2264                               getNumPreArgs() + PREARGS_START + getNumArgs());  in getRawSubExprs()
2298                        &SubExprs[0]+NumArgs+getNumPreArgs()+PREARGS_START);  in children()