int isOperandVolatile (operand *, bool);
int isOperandGlobal (operand *);
void printiCChain (iCode *, FILE *);
-operand *ast2iCode (ast *);
+operand *ast2iCode (ast *,int);
operand *geniCodeCast (sym_link *, operand *, bool);
operand *geniCodePtrPtrSubtract (operand *, operand *);
void initiCode ();