public BasicBlock(int number,
IEnumerable <ExpressionStatement> expressionStatements,
BlockTerminatorStatement terminator)
{
Number = number;
ExpressionStatements = expressionStatements.ToFixedList();
Terminator = terminator;
Statements = ExpressionStatements.Append <Statement>(terminator).ToFixedList();
foreach (var(statement, i) in Statements.Enumerate())
{
statement.BlockNumber = number;
statement.Number = i;
}
}
