Partially revert fix for #7005: Re-add logic back into overriding visitors

Author: ibuclaw

src/dmd/dinterpret.d

@@ -383,6 +383,12 @@ public:
             ctfeCompile(s.elsebody);
     }
 
+    override void visit(ForwardingStatement s)
+    {
+        if (s.statement)
+            s.statement.accept(this);
+    }
+
     override void visit(OnScopeStatement s)
     {
         debug (LOGCOMPILE)
@@ -1174,6 +1180,12 @@ public:
         result = interpret(s.statement, istate);
     }
 
+    override void visit(ForwardingStatement s)
+    {
+        if (s.statement)
+            s.statement.accept(this);
+    }
+
     /**
      Given an expression e which is about to be returned from the current
      function, generate an error if it contains pointers to local variables.

src/dmd/hdrgen.d

@@ -191,6 +191,12 @@ public:
         buf.writenl();
     }
 
+    override void visit(ForwardingStatement s)
+    {
+        if (s.statement)
+            s.statement.accept(this);
+    }
+
     override void visit(WhileStatement s)
     {
         buf.writestring("while (");

src/dmd/s2ir.d

@@ -907,6 +907,15 @@ private extern (C++) class S2irVisitor : Visitor
         }
     }
 
+    /***************************************
+     */
+
+    override void visit(ForwardingStatement s)
+    {
+        if (s.statement)
+            s.statement.accept(this);
+    }
+
     /***************************************
      */