else {
context = null;
}
switch (overloadResultStrategy.category()) {
case CUSTOM:
TInstance castSource = overloadResultStrategy.customRuleCastSource(anyOperandsNullable);
if (context == null)
context = new TPreptimeContext(operandInstances, queryContext);
expression.setPreptimeContext(context);
if (castSource == null) {
castTo = null;