if (mustCount) {
letIndexVarAs( fold.countName() );
}
else if (fold.isCounted()) {
letDict().let( fold.countName(), DataType.NUMERIC,
new ExpressionNodeForConstantValue( staticCount, DataType.NUMERIC ) );
}
expressionCompiler().compile( fold.merge() );
}
else {
assert 1 == accuVars.length;