public override void Visit(AssignmentStatement node)
{
// The type of right hand side must match the left hand side
// and left hand side needs to be an lvalue.
if (node.LeftHandSide is ILValueExpression)
{
var lhsType = node.LeftHandSide.Type;
var rhsType = node.RightHandSide.Type;
if (!(rhsType.IsAssignableTo(lhsType)))
{
// ErrorType should be assignable both ways.
Debug.Assert(!(lhsType is ErrorType || rhsType is ErrorType));
ReportError(
ErrorTypes.TypeError,
String.Format("Incompatible types (expected {0}, found {1}).",
lhsType.Name, rhsType.Name), node);
}
}
else if (node.LeftHandSide != ErrorType.GetInstance())
{
ReportError(
ErrorTypes.LvalueReference,
"Assignment receiver expression is not assignable (an lvalue required).",
node);
}
}
public override void Visit(AssignmentStatement node)
{
if (_pass == 0)
{
(node.LeftHandSide as ILValueExpression).UsedAsAddress = true;
}
}
public override void Visit(AssignmentStatement node)
{
HandleExpressionOrStatementNode(node);
}
