[vala] Fix (!) non-null cast for structs

[Jürg Billeter <juergbi src gnome org>]

commit db0b66630d8edd216916dec20a8bbabe894b2499
Author: Jürg Billeter <j bitron ch>
Date:   Wed Mar 10 07:52:06 2010 +0100

    Fix (!) non-null cast for structs
    
    Fixes bug 612380.

 codegen/valaccodebasemodule.vala |    6 ------
 vala/valacastexpression.vala     |   10 +++-------
 2 files changed, 3 insertions(+), 13 deletions(-)
---
diff --git a/codegen/valaccodebasemodule.vala b/codegen/valaccodebasemodule.vala
index 32a43cb..42a1fc7 100644
--- a/codegen/valaccodebasemodule.vala
+++ b/codegen/valaccodebasemodule.vala
@@ -4311,12 +4311,6 @@ internal class Vala.CCodeBaseModule : CCodeModule {
 	}
 
 	public override void visit_cast_expression (CastExpression expr) {
-		if (expr.is_non_null_cast) {
-			// TODO add NULL runtime check
-			expr.ccodenode = expr.inner.ccodenode;
-			return;
-		}
-
 		var valuecast = try_cast_value_to_type ((CCodeExpression) expr.inner.ccodenode, expr.inner.value_type, expr.type_reference, expr);
 		if (valuecast != null) {
 			expr.ccodenode = valuecast;
diff --git a/vala/valacastexpression.vala b/vala/valacastexpression.vala
index 864c409..83b7f41 100644
--- a/vala/valacastexpression.vala
+++ b/vala/valacastexpression.vala
@@ -1,6 +1,6 @@
 /* valacastexpression.vala
  *
- * Copyright (C) 2006-2009  Jürg Billeter
+ * Copyright (C) 2006-2010  Jürg Billeter
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -127,12 +127,8 @@ public class Vala.CastExpression : Expression {
 
 		if (is_non_null_cast) {
 			// (!) non-null cast
-			value_type = inner.value_type.copy ();
-			value_type.nullable = false;
-
-			inner.target_type = inner.value_type.copy ();
-
-			return !error;
+			type_reference = inner.value_type.copy ();
+			type_reference.nullable = false;
 		}
 
 		type_reference.check (analyzer);