Made Receiver mutable, as this cannot be linked properly by the parser.

1 files changed, 3 insertions, 4 deletions

diff --git a/Dafny/DafnyAst.cs b/Dafny/DafnyAst.cs
index 7253e866..0b3435e8 100644
--- a/Dafny/DafnyAst.cs
+++ b/Dafny/DafnyAst.cs
@@ -1341,7 +1341,7 @@ namespace Microsoft.Dafny {
   {

     public readonly Type EType;

     public readonly List<Expression> ArrayDimensions;

-    public readonly CallStmt InitCall;  // may be null (and is definitely null for arrays)

+    public CallStmt InitCall;  // may be null (and is definitely null for arrays)

     public Type Type;  // filled in during resolution

     [ContractInvariantMethod]

     void ObjectInvariant() {

@@ -1576,14 +1576,14 @@ namespace Microsoft.Dafny {
   public class CallStmt : Statement {

     [ContractInvariantMethod]

     void ObjectInvariant() {

-      Contract.Invariant(Receiver != null);

+      //Contract.Invariant(Receiver != null);

       Contract.Invariant(MethodName != null);

       Contract.Invariant(cce.NonNullElements(Lhs));

       Contract.Invariant(cce.NonNullElements(Args));

     }

 

     public readonly List<Expression/*!*/>/*!*/ Lhs;

-    public readonly Expression/*!*/ Receiver;

+    public Expression/*!*/ Receiver;

     public readonly string/*!*/ MethodName;

     public readonly List<Expression/*!*/>/*!*/ Args;

     public Method Method;  // filled in by resolution

@@ -1593,7 +1593,6 @@ namespace Microsoft.Dafny {
       : base(tok) {

       Contract.Requires(tok != null);

       Contract.Requires(cce.NonNullElements(lhs));

-      Contract.Requires(receiver != null);

       Contract.Requires(methodName != null);

       Contract.Requires(cce.NonNullElements(args));