Await for array access expression

[mono.git] / mcs / mcs / assign.cs

diff --git a/mcs/mcs/assign.cs b/mcs/mcs/assign.cs
index 74f813ab3fc1f64bb5d97081764fc04836379947..92d503dcae018152accdc785a33ac369b30c361c 100644 (file)
--- a/mcs/mcs/assign.cs
+++ b/mcs/mcs/assign.cs
@@ -294,12 +294,6 @@ namespace Mono.CSharp {
                        this.loc = loc;
                }
                
-               public override Expression CreateExpressionTree (ResolveContext ec)
-               {
-                       ec.Report.Error (832, loc, "An expression tree cannot contain an assignment operator");
-                       return null;
-               }
-
                public Expression Target {
                        get { return target; }
                }
@@ -310,6 +304,17 @@ namespace Mono.CSharp {
                        }
                }
 
+               public override bool ContainsEmitWithAwait ()
+               {
+                       return target.ContainsEmitWithAwait () || source.ContainsEmitWithAwait ();
+               }
+
+               public override Expression CreateExpressionTree (ResolveContext ec)
+               {
+                       ec.Report.Error (832, loc, "An expression tree cannot contain an assignment operator");
+                       return null;
+               }
+
                protected override Expression DoResolve (ResolveContext ec)
                {
                        bool ok = true;