}
}
+ bool statement_resolve;
+ public override ExpressionStatement ResolveStatement (BlockContext bc)
+ {
+ statement_resolve = true;
+ var es = base.ResolveStatement (bc);
+ statement_resolve = false;
+
+ return es;
+ }
+
protected override Expression DoResolve (ResolveContext rc)
{
ResolveConditionalAccessReceiver (rc);
var method = mg.BestCandidate;
type = mg.BestCandidateReturnType;
- if (conditional_access_receiver)
+ if (conditional_access_receiver && !statement_resolve)
type = LiftMemberType (ec, type);
if (arguments == null && method.DeclaringType.BuiltinType == BuiltinTypeSpec.Type.Object && method.Name == Destructor.MetadataName) {
args.Insert (0, new Argument (inst.Resolve (ec), mod));
}
} else { // is SimpleName
- if (ec.IsStatic) {
+ if (ec.IsStatic || ec.HasAny (ResolveContext.Options.FieldInitializerScope | ResolveContext.Options.BaseInitializer)) {
args.Insert (0, new Argument (new TypeOf (ec.CurrentType, loc).Resolve (ec), Argument.AType.DynamicTypeName));
} else {
args.Insert (0, new Argument (new This (loc).Resolve (ec)));
{
}
+ public bool NoEmptyInterpolation { get; set; }
+
public ComposedTypeSpecifier Rank {
get {
return this.rank;
public override void Emit (EmitContext ec)
{
+ if (!NoEmptyInterpolation && EmitOptimizedEmpty (ec))
+ return;
+
var await_field = EmitToFieldSource (ec);
if (await_field != null)
await_field.Emit (ec);
}
+ bool EmitOptimizedEmpty (EmitContext ec)
+ {
+ if (arguments.Count != 1 || dimensions != 1)
+ return false;
+
+ var c = arguments [0] as Constant;
+ if (c == null || !c.IsZeroInteger)
+ return false;
+
+ var m = ec.Module.PredefinedMembers.ArrayEmpty.Get ();
+ if (m == null || ec.CurrentType.MemberDefinition.DeclaringAssembly == m.DeclaringType.MemberDefinition.DeclaringAssembly)
+ return false;
+
+ m = m.MakeGenericMethod (ec.MemberContext, array_element_type);
+ ec.Emit (OpCodes.Call, m);
+ return true;
+ }
+
protected sealed override FieldExpr EmitToFieldSource (EmitContext ec)
{
if (first_emit != null) {