switch (char0) {
case '+': // plus plus
push(new PostfixPlusPlusOperator(expressionTypeId, fCounter));
break;
case '-': // minus minus
push(new PostfixMinusMinusOperator(expressionTypeId, fCounter));
break;
default:
setHasError(true);
addErrorMessage(EvaluationEngineMessages.ASTInstructionCompiler_unrecognized_postfix_operator____15
+ opToken);